Configured for discrete signal expansion in VersaMax PLC platforms, the GE Fanuc IC200UEX211 (IC200UEX211 Discrete Expansion Module) provides direct physical execution through 16 24 VDC inputs and 12 relay outputs.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IC200UEX211 |
| Brand | GE Fanuc Emerson |
| Origin | USA / Various |
| Weight | 0.91 kg (2.00 lbs) |
| Dimensions | 150 mm x 90 mm x 76 mm |
| Operating Temp | 0 to 60 deg C |
| Power Supply Voltage | 120/240 VAC |
| Sensor Power Output | 200 mA maximum |
| Total I/O Count | 28 Points |
| Input Channels | 16 points (24 VDC sink/source) |
| Output Channels | 12 points (Relay) |
| Max Relay Load | 2 A resistive at 240 VAC / 24 VDC |
Deterministic Expansion Bus & I/O Density Scaling
The module communicates with the base controller through the integrated VersaMax Micro expansion interface. Internal logic converts high-density field I/O states directly to the CPU process image across the backplane bus, maintaining deterministic network response times without requiring separate fieldbus nodes. Firmware flash compatibility ensures seamless register mapping across standard VersaMax hardware revisions, while galvanic isolation between internal control circuits and external field wiring protects backplane signals from inductive voltage spikes on relay lines.
Frequently Asked Questions
Q: What are the primary backplane and power constraints when adding this module to a base CPU?
A: The IC200UEX211 accepts 120/240 VAC line voltage to power internal output relays and supply up to 200 mA of auxiliary power for field sensors. Backplane current draw from the primary PLC must be factored into total bus power budget calculations to prevent voltage drop across local expansion cables.
Q: Can relay output channels be operated with inductive load types without suppression?
A: While contact ratings support 2 A resistive loads at 240 VAC or 24 VDC, inductive loads (such as solenoids or contactor coils) require external arc suppression RC networks or flyback diodes across field loads to prevent contact pitting and high-frequency transient interference.
Field Installation Guidelines
- DIN-Rail and Panel Mounting: Mount the module vertically on a standard 35 mm DIN rail or secure via direct panel screw mounting. Maintain a minimum top and bottom clear distance of 50 mm for heat convection flow across heat sinks.
- Shielding and Grounding: Connect system protective earth directly to the main chassis earth terminal using heavy-gauge wire (minimum 2.5 mm square / 12 AWG). Ensure all digital field sensor cable shields terminate at a single point near the enclosure entry gland.
- Wiring Separation: Separate 120/240 VAC power source lines and high-voltage relay output wiring from sensitive low-voltage 24 VDC input lines in dedicated wire ducts to prevent crosstalk and inductive coupling.
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