Emerson Ovation 1C31125G01 Digital Output Module
Configured for discrete field device control within Emerson Ovation distributed control systems, the Emerson Ovation 1C31125G01 (1C31125 Digital Output Module) provides direct electrical switching of external loads through 16 isolated output channels. The module interfaces with Ovation controller architectures, supporting relay panel communication, local auxiliary power distribution, and status monitoring for process control applications.
Hardware Specifications
| Parameter |
Specification |
| Model |
1C31125G01 |
| Brand |
Emerson Ovation |
| Product Type |
Digital Output Module |
| Channel Count |
16 discrete output channels |
| Output Configuration |
Single-ended digital outputs |
| Output Voltage Range |
0 VDC to 60 VDC |
| Maximum Channel Current |
500 mA per channel |
| Group 1 Current Limit |
890 mA maximum |
| Group 2/3 Current Limit |
2.2 A maximum (with relay panel configuration) |
| ON-State Voltage Drop |
1.0 V maximum at 500 mA |
| ON-State Voltage Drop |
0.2 V maximum at 100 mA |
| OFF-State Voltage |
60 VDC maximum |
| Isolation |
Output circuits isolated from controller electronics |
| Protection |
1.25 A, 250 V fast-acting fuse |
| Passive Power Consumption |
3.0 W / VA |
| Auxiliary Power Consumption |
25.6 W / VA with 24 V auxiliary supply |
| Compatible Electronics Module |
1C31122G01 |
| Status Indication |
Channel and module LED indicators |
| Operating Temp |
0 deg C to 60 deg C |
| Storage Temp |
-40 deg C to 85 deg C |
| Relative Humidity |
5% to 95%, non-condensing |
| Certifications |
CE |
| Weight |
Approximately 1.5 kg |
Output Isolation and Control System Integration
The 1C31125G01 functions as a personality module within the Ovation platform and is designed to operate with the associated 1C31122G01 electronics module. Output circuits are electrically isolated from controller electronics, reducing the propagation of field-side disturbances into the control system backplane.
The module supports relay panel communication and local power distribution architectures commonly implemented in Ovation cabinets. Isolation between output paths and controller circuitry assists in maintaining signal integrity when switching inductive or distributed field loads.
Frequently Asked Questions
Q: Can the 1C31125G01 operate as a stand-alone output module?
A: No. The module is a personality module intended for operation with a compatible Ovation electronics module, including the 1C31122G01.
Q: What is the maximum output current per channel?
A: Each output channel supports up to 500 mA maximum load current.
Q: Does the module provide electrical protection for output circuits?
A: Yes. The module incorporates 1.25 A, 250 V fast-acting fuse protection and maintains electrical isolation between output signals and controller electronics.
Field Installation Guidelines
-
Verify compatibility between the personality module and the associated Ovation electronics module before installation.
-
De-energize the control cabinet prior to insertion or removal of the module.
-
Confirm field supply voltages remain within the specified 0 VDC to 60 VDC operating range.
-
Route output wiring separately from low-level analog and communication circuits.
-
Use braided shielded cable where required by site installation standards.
-
Verify fuse integrity before commissioning field devices.
-
Monitor channel LED indicators during startup to confirm output state operation.
-
Confirm total group current does not exceed the specified limits for the installed configuration.
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