GE Fanuc IC200MDL241 Discrete Input Module for VersaMax Systems

IC200MDL241: The 240 VAC 16-Point Input Module VersaMax Cabinets Usually Need

Most VersaMax discrete input modules in service today are 24 VDC modules, because that is what most field devices signal with. The IC200MDL241 is the 240 VAC option: 16 inputs in 2 isolated groups of 8, powered directly from AC mains-voltage devices, with no separate interposing relays required. If your machine has AC-powered limit switches, proximity switches or photoelectric sensors already in place, this module removes the relay panel that would otherwise sit between the field devices and the PLC.

Backplane current consumption is 110 mA maximum, the module draws its operating power from the backplane, and it needs no external power supply — so it can go into any spare VersaMax carrier slot without adding wiring.

Maximum response time (on) is one cycle. The 16 numbered point LEDs plus a single backplane LED let a technician confirm which of the 16 inputs is asserting without pulling the module.

Which IC200MDL Input Module Fits Your Field Signals

There are more than twenty IC200MDL discrete input variants. The ones most often confused with the IC200MDL241 differ in voltage class, point count or isolation. Group isolation is the decisive feature for machine builders: it lets one AC zone on the machine and another stay electrically separate while sharing one module.

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Conveyor and Packaging Line Applications

A typical installation is a conveyor line where each section has two AC limit switches. With 2 groups of 8 inputs, a technician can segregate zone1 and zone2 field devices, so a ground fault or surge on one AC zone does not take the other eight inputs down with it. Group isolation also simplifies compliance documentation: each group has its own isolation boundary that can be traced in the electrical drawings.

The module also suits AC motor auxiliary contactors, where the contactor coil status needs to be read back into the PLC without an interposing relay bank.

Carrier, Backplane Power and DIN Rail Mounting

The IC200MDL241 mounts on a DIN-rail-supported VersaMax I/O carrier with snap-in terminals, which simplifies field wiring and supports hot swapping. The backplane must supply 5.0 VDC to power the module, and that supply must be able to deliver 110 mA at the installed slot position — this is worth checking on racks that already carry several high-current modules, because backplane droop under load is a common cause of intermittent module faults.

Commissioning Checklist

Confirm three things before energizing the field devices: the carrier backplane is supplying 5.0 VDC at 110 mA, field devices are within the 0 to 264 V AC operating range, and the module is fully seated in the carrier slot. Once powered, the 16 numbered LEDs should each track their corresponding field device state.

Point-to-Point Isolation and Why Group Isolation Matters Here

Group isolation on the IC200MDL240-series modules means each 8-point group is isolated from ground and from the other group, but individual points within a group are not isolated from each other. That is sufficient when all devices on a group share a common supply and reference. If your field devices are on different supplies or if you need per-point isolation, a 16-point module with point-to-point isolation is the correct choice instead.

Supply & terms: Stock status: In Stock · Condition: New · Warranty: One Year · Origin: US. Listed by AutoDCS Tech Parts Team · Last updated 2026-10-07.

IC200MDL240 · IC200MDL243 · IC200MDL632