Description
Product Overview
The IC200MDL331 is an 8-channel AC discrete output module designed for the VersaMax I/O system developed by GE Fanuc (now Emerson Automation). It is intended for direct switching of 120 VAC field loads, providing electrically isolated outputs for each channel to improve system stability and fault separation in distributed control environments.
This module is typically used in applications where reliable AC load switching is required without external relay interfacing, reducing panel complexity and maintenance requirements.
Functional Description
Each output channel operates as an independently isolated switching point using solid-state output technology. The module supports direct control of AC actuators, solenoids, pilot devices, and indicator loads operating at standard industrial control voltages.
Built-in protection circuits such as snubber networks and MOV suppression help reduce switching stress and improve operational lifespan under inductive load conditions.
Technical Specifications
| Parameter |
Specification |
| Model |
IC200MDL331 |
| Output Type |
AC discrete output module |
| Number of Outputs |
8 isolated channels |
| Rated Output Voltage |
120 VAC nominal |
| Operating Voltage Range |
85–132 VAC |
| Frequency Range |
47–63 Hz |
| Output Current |
2.0 A per point (max) |
| Minimum Load Current |
0.5 A |
| Inrush Current |
Up to 20 A |
| Switching Response |
Approx. 1/2 cycle |
| Isolation Rating |
250 VAC continuous, 1500 VAC for 1 minute |
| Backplane Current Draw |
Approx. 85 mA |
| Leakage Current |
< 2 mA at 132 VAC |
| Protection Circuitry |
MOV + snubber per channel |
| Indicator Status |
8 channel LED + module OK LED |
| Mounting |
VersaMax rack-based installation |
Electrical Design Characteristics
The module uses individual channel isolation to prevent cross-channel interference and improve fault containment. Each output stage includes surge suppression components to manage inductive kickback and switching transients commonly found in AC load environments.
System Integration
The IC200MDL331 connects directly to VersaMax backplane systems and communicates via internal I/O bus architecture. No external configuration is required beyond standard PLC addressing in the control program.
It is compatible with GE VersaMax CPU and expansion racks, supporting modular system scalability.
Typical Applications
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Motor starter coil control
-
Solenoid valve switching
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Industrial lighting control circuits
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Conveyor system actuator control
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Packaging machine output sequencing
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HVAC equipment control panels
Frequently Asked Questions
Q1: Is this module suitable for DC loads?
No. The IC200MDL331 is designed specifically for AC voltage switching and is not intended for DC output applications.
Q2: Does each output have electrical isolation?
Yes. Each of the 8 channels is individually isolated to improve reliability and reduce fault propagation.
Q3: Can it directly drive inductive loads?
Yes, within rated limits. Built-in snubber and MOV protection support inductive load switching.
Q4: What replaces mechanical relays in this module?
It uses solid-state switching elements, eliminating the need for external relay hardware in most AC control applications.
