{"product_id":"ic693mdl940m-new-original-ic693mdl940m-ge-output-module","title":"IC693MDL940M New Original IC693MDL940M GE Output Module","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eProduct Description\u003c\/h2\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eGE Fanuc IC693MDL940M — Series 90-30 Relay Output Module | 16-Point N.O. | 2A | 5–250V AC \/ 5–30V DC | 4 Isolated Groups | New Original\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThere's a reason relay output modules have remained a staple in PLC panel design for decades. A relay contact is fundamentally different from a transistor or triac output — it's a mechanical switch with true galvanic isolation, capable of handling whatever voltage the application calls for. The load circuit and the controller logic are completely separated. One output point on the IC693MDL940M can be switching 240V AC to a motor contactor coil. The next point in the same module can be controlling a 24V DC solenoid valve. The group immediately beside it could be handling 125V DC. All on the same module, simultaneously, without interference.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThat flexibility — mixing load voltages freely across an installation without requiring separate modules for each voltage class — is what makes the IC693MDL940M a workhorse in Series 90-30 panels that were designed to control mixed-signal machinery. It handles 16 output points across four independently isolated groups, each group capable of operating at its own voltage level.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e✅ \u003cstrong\u003eGenuine GE Fanuc \/ Emerson Automation. New original. Ships worldwide.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eParameter\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eCatalog Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eIC693MDL940M\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eRelay Output, Normally Open (N.O.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eOutput Points\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e16 points (four groups of four)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eContact Form\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eN.O. (normally open)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e24V DC, 120\/240V AC nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eOperating Voltage — DC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e5 to 30V DC\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eOperating Voltage — AC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e5 to 250V AC, 50\/60 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eMaximum Load per Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e2A pilot duty\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eMaximum Load per Common\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e4A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eMinimum Load\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e10 mA\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eMaximum Inrush Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e5A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eOn Response Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e15 ms maximum\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eOff Response Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e15 ms maximum\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eIsolation — Field to Logic\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e1500V\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eIsolation — Group to Group\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003e500V\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eBackplane Power — 5V Bus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e7 mA (all outputs on)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eBackplane Power — 24V Relay Bus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e135 mA (all outputs on)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eLED Indicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e16 green LEDs (two rows of 8), A1–A8 and B1–B8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eFuses\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eBaseplate Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eAny I\/O slot, 5-slot or 10-slot Series 90-30 baseplate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eColor Coding\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eRed insert edge — high-voltage module identification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eContact Life by Load Type and Voltage\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eRelay contacts wear with every switching cycle. The IC693MDL940M's contact life depends directly on what load is being switched and at what voltage. GE Fanuc's official load current limitation table provides the rated contact life across operating conditions:\u003c\/p\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eOperating Voltage\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eLoad Type\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eMax Current\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eTypical Contact Life\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e24–120V AC\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eResistive\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e2A\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e300,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e24–120V AC\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eLamp or Solenoid\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e1A\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e500,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e24–120V AC\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eAny\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e0.1A\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e1,000,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e240V AC\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eResistive\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e2A\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e150,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e240V AC\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eLamp or Solenoid\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e1A\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e200,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e24V DC\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eResistive\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e2A\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e100,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e24V DC\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eLamp or Solenoid\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e1A\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e300,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e125V DC\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eAny\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e0.2A\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e300,000 operations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eTwo observations from this table are worth internalizing. First, contact life at 240V AC is roughly half what it is at lower AC voltages — the arc energy at 240V is significantly higher than at 120V or 24V, accelerating contact erosion. Second, inductive loads (solenoids, contactor coils, motor starters) are harder on contacts than resistive loads. If suppression circuits are used on inductive loads, the contact life approaches the resistive load figures in the table — suppression dramatically reduces the arc that occurs at contact opening.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eGroup Isolation — The Practical Advantage\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe IC693MDL940M's 16 output points are not simply 16 identical circuits sharing a single common. They're organized into four groups of four, each group having its own common terminal isolated from the others at 500V. This architecture makes something genuinely useful possible: mixed-voltage operation across a single module.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eConsider a typical panel controlling a packaging machine. Group 1 (A1–A4) switches 24V DC signals to a PLC downstream. Group 2 (A5–A8) energizes 120V AC solenoid valves. Group 3 (B1–B4) drives 240V AC motor starter coils. Group 4 (B5–B8) handles 24V AC status pilot lights. All four voltage levels operate simultaneously on the same IC693MDL940M without any cross-contamination between groups, because each group's common is independently isolated.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe alternative — using four separate dedicated output modules, one per voltage class — would consume four I\/O slots on the baseplate and four times the wiring labor. The IC693MDL940M handles the entire load in one slot. For panels with limited baseplate space or for designs that evolved over time to incorporate multiple supply voltages, this matters considerably.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eSuppression Circuits for Inductive Loads\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eGE Fanuc's official wiring documentation for the IC693MDL940M includes suppression circuit examples for both DC and AC inductive loads. The recommendation is not optional for applications involving solenoid valves, contactor coils, relay coils, or motor starters — any load with a coil winding.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWhen a relay contact opens while current is flowing through an inductive load, the collapsing magnetic field generates a voltage spike (the inductive kickback). Without suppression, this spike appears across the opening contacts at the moment of arc extinction. The arc itself burns away contact material, and the high-voltage spike can interfere with nearby electronics in the panel.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFor DC inductive loads, GE Fanuc specifies a 1A, 200V diode wired in reverse-parallel across the load coil — the industry standard is the 1N4935 or equivalent. This flyback diode clamps the inductive spike to one diode drop above the supply voltage, eliminating the arc almost entirely. Contact life approaches resistive load figures with this suppression in place.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eFor AC inductive loads, a series RC snubber is used — typically a 100Ω \/ 0.5W resistor and a 0.022μF \/ 600V capacitor wired in series, placed in parallel with the load coil. This combination dampens the voltage spike at contact opening without affecting the fundamental 50\/60Hz operation of the load.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThese suppression components cost pennies. The contact life extension they provide is measured in hundreds of thousands of additional operations. On a relay module with no internal fuses and no overvoltage protection built in, external suppression is the most cost-effective maintenance investment available.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eLoad Current Derating with Temperature\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eOne aspect of the IC693MDL940M that occasionally catches engineers during panel thermal analysis: total module current capacity decreases as ambient temperature rises. GE Fanuc's datasheet for this module includes a Load Current vs. Temperature curve showing that maximum total module current — across all 16 output points simultaneously — reduces from 16A at 10°C ambient to approximately 4–5A at 60°C ambient.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIn practical terms, this matters for panels installed in warm environments: inside a control cabinet in a summer production facility, next to a heat-generating drive, or in an outdoor enclosure in a hot climate. An application that switches 16 outputs at 1A each continuously (16A total) is fine in a 10°C environment but would require derating in a 50°C cabinet. The individual per-output limit of 2A and per-common limit of 4A still apply regardless of temperature — the temperature curve addresses the aggregate thermal load of all 16 channels running simultaneously.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eGood panel thermal design (adequate ventilation, avoiding heat sources adjacent to the module, enforcing cabinet temperature limits) keeps this from being a real operational constraint in most installations.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eIC693MDL940 Series — Revision Letter Guide\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe IC693MDL940 has been in production across many hardware revision letters, all fully functionally equivalent:\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIC693MDL940A through IC693MDL940Z (and beyond in some series) — same specifications, same wiring, same electrical characteristics. The suffix letter is a GE Fanuc internal production revision identifier, not a feature differentiator. IC693MDL940M, the variant listed here, is a later-production revision in the series. Any revision of IC693MDL940 can directly replace any other revision in a running Series 90-30 system without reconfiguration, firmware changes, or wiring modification.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhere This Module Gets Used\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe IC693MDL940M appears in Series 90-30 systems controlling almost every category of industrial machinery. Several applications deserve specific mention because the module's characteristics directly fit their requirements.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eMotor starter control is the classic application. A contactor coil drawing 0.3–0.8A at 120V AC sits comfortably within the 2A output limit. The relay contact provides true electrical isolation between the 5V PLC logic and the 120V AC motor circuit — no shared ground, no risk of line voltage reaching the controller even in a wiring fault scenario. The IC693MDL940M's 1500V field-to-logic isolation rating covers this kind of application with significant margin.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSolenoid valve control on pneumatic or hydraulic circuits is equally common. Solenoid coils are inductive loads with moderate current draw, well within the 2A per output limit. With suppression diodes or RC snubbers in place, contacts switching solenoid coils will outlast the machinery they're installed in.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eMixed-signal panels controlling older equipment that predates standardized 24V DC I\/O are exactly where the group isolation capability becomes essential. A machine retrofitted from pneumatic-hydraulic control to PLC control will often have a mix of 110V AC valve solenoids from the original design, 24V DC sensors added during the retrofit, and 24V AC pilot lights that nobody wanted to replace. All three voltage levels live on one IC693MDL940M without requiring voltage conversion hardware.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch4 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003e❓ FAQ — GE Fanuc IC693MDL940M\u003c\/h4\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eQ1: What does the \"M\" suffix in IC693MDL940M mean, and is it different from IC693MDL940C or other revision letters?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe letter suffix is GE Fanuc's hardware revision identifier for this module, used for internal production tracking. Revision M indicates a specific manufacturing batch in the production history of the IC693MDL940 design. All revision letters — A through M and beyond — are functionally identical. They use the same relay components, the same backplane connector, the same terminal block, and produce the same electrical behavior. The specifications in GE Fanuc's documentation (GFK-0898F) apply equally to every revision letter. An IC693MDL940M will drop into any Series 90-30 baseplate slot that previously held an IC693MDL940C, IC693MDL940H, or any other revision, and the system will not know the difference. No reconfiguration is required.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eQ2: Can this module control both AC and DC loads, and can different groups run at different voltages simultaneously?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eYes on both counts. The IC693MDL940M accepts 5 to 30V DC and 5 to 250V AC (50\/60Hz) on its output contacts. Because the four groups of four outputs each have independent common terminals isolated at 500V from adjacent groups, each group can run its own supply voltage. You could wire Group 1 to a 24V DC bus, Group 2 to a 120V AC supply, Group 3 to a 240V AC supply, and Group 4 to a 24V AC source — all operating at the same time on one module, without any interaction between groups. This is one of the primary reasons relay output modules remain preferred over solid-state alternatives in mixed-voltage installations: a solid-state output module is typically designed for one voltage class only.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eQ3: There are no fuses on this module — what provides overcurrent protection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe IC693MDL940M has no internal fuses, by design. GE Fanuc's documentation states this explicitly. The intended protection method is external fusing or circuit breakers upstream of the module's output terminals, sized to protect the field wiring and load devices. Standard practice is to fuse each group common at the rated 4A per common limit, using appropriately rated branch circuit fuses or miniature circuit breakers in the panel. For applications where individual channel protection is needed (high-consequence loads where a short circuit on one channel shouldn't affect the others), individual inline fuses per output terminal are used. This external fusing approach is common across relay output modules from multiple manufacturers and is covered in standard industrial wiring practice documents.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eQ4: What slots in a Series 90-30 baseplate can the IC693MDL940M be installed in?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe IC693MDL940M can be installed in any I\/O slot on either a 5-slot or 10-slot Series 90-30 baseplate. There are no slot restrictions for this module — it does not require a specific position relative to the CPU or power supply. The 90-30 platform uses a universal backplane architecture where any I\/O module occupies any available I\/O slot, and the CPU auto-configures the I\/O map based on what modules it finds during startup. In a 10-slot baseplate with the CPU in slot 1 and power supply in slot 0, the IC693MDL940M can go in any of the remaining 8 I\/O slots. Multiple IC693MDL940M modules can be installed in the same rack for expanded output point count.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eQ5: How do the 15ms response times affect control of fast-switching loads?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe 15ms on and off response time is the maximum time from when the PLC CPU writes an output command to when the relay contact physically changes state. This figure reflects the electromechanical nature of the relay: the coil must energize, the magnetic force must build, and the armature must physically move. For most process control applications — motor starters, solenoid valves, conveyor controls, indicator lights — 15ms is perfectly acceptable. These loads don't require sub-millisecond switching precision, and a 15ms response time is essentially invisible at the process level. Where 15ms would be problematic is in high-speed sequential operations: rapid-fire pulsed outputs, high-frequency position control, or any application where precise timing to within a scan cycle matters. For those applications, a solid-state output module with sub-millisecond response is the appropriate choice. The IC693MDL940M is a process control and machine control module, not a motion control output.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eQ6: What is the backplane power consumption, and how does it factor into power supply sizing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe IC693MDL940M draws from two power buses on the Series 90-30 backplane. From the 5V logic bus, it draws 7mA with all outputs on — an essentially negligible contribution to the overall 5V budget. From the 24V relay bus, it draws 135mA with all outputs energized simultaneously. This 24V draw is what powers the relay coils inside the module. When sizing the rack's power supply, add 135mA to the 24V relay bus load for each IC693MDL940M in the system (proportionally less if not all outputs will be energized simultaneously). Standard Series 90-30 power supplies provide a rated relay bus current capacity that determines how many relay output modules the rack can support simultaneously. The IC693MDL940M's 135mA consumption is moderate — typically multiple modules can coexist in a single rack without exhausting the relay bus current budget.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eQ7: Does this module work with Proficy Machine Edition and current GE \/ Emerson configuration tools?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eYes. The IC693MDL940M is configured through Proficy Machine Edition, which is GE Fanuc's (now Emerson's) programming and configuration software for the Series 90-30 platform and its successors. In Proficy ME, the module appears in the I\/O configuration tree as a standard 16-point discrete output module and requires no special parameters — the relay output module type is auto-detected or manually assigned in the hardware configuration. Each output point maps to a discrete output bit in the CPU's memory table, directly addressable from ladder logic, structured text, or any other supported IEC 61131-3 language. The Series 90-30 platform remains supported under Emerson's automation portfolio, and Proficy Machine Edition continues to be available for system maintenance and programming updates on existing installations.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0635\/6516\/8701\/files\/IC693MDL940M_2_800x800_6b474932-d9de-44f4-b29b-6c162ad300b5.jpg?v=1772792759\" alt=\"\"\u003e\u003c\/p\u003e","brand":"topsdevice","offers":[{"title":"Default Title","offer_id":42781912039485,"sku":null,"price":244.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0635\/6516\/8701\/files\/IC693MDL940M.jpg?v=1773721794","url":"https:\/\/topsdevice.com\/products\/ic693mdl940m-new-original-ic693mdl940m-ge-output-module","provider":"topsdevice","version":"1.0","type":"link"}