Emerson 1C31166G01 Ovation 16-Channel Analog Output Module
Manufacturer: Emerson
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Part Number: 1C31166G01
Condition：New with Original Package
Product Type: Analog Output Modules
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Emerson 1C31166G01 Ovation Series Analog Output Module
Configured for delivering deterministic analog outputs to field devices in Ovation distributed control systems, the Emerson 1C31166G01 (1C31166G01 Analog Output Module) provides direct physical/electrical execution.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1C31166G01 |
| Brand | Emerson |
| Origin | USA |
| Weight | 0.5 kg |
| Dimensions | 140 mm x 32 mm x 305 mm |
| Operating Temp | 0 deg C to +60 deg C (32 deg F to 140 deg F) |
| Power Consumption | Powered via standard 24 VDC Ovation backplane |
| Channels | 16 isolated AO channels (arranged in 4 banks of 4) |
| Output Range | Configurable 4-20 mA DC (default), 0-10 V DC, 0-20 mA DC |
| Precision | +/-0.1% full scale (4-20 mA), +/-0.05% temperature drift (0-60 deg C) |
| Response Time | < 10 ms (setpoint change to 99% output); < 5 ms fault detection |
| Isolation | 1500 V DC channel-to-backplane, 500 V DC channel-to-channel |
| Load Capacity | 250 ohm maximum (4-20 mA), 1 kohm minimum (0-10 V) |
| Mounting | Ovation I/O chassis (1U slot), tool-less latching |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Certifications | UL 61010-1, CSA C22.2 No. 61010-1, IEC 61131-3, CE, RoHS |
Channel-to-Channel Isolation and HART Loop Integrity
The module utilizes galvanic isolation rated at 1500 V DC channel-to-backplane and 500 V DC channel-to-channel to prevent ground loop propagation across the 16 output channels. This physical separation prevents noise coupling from adjacent actuators or drives, maintaining the integrity of the 4-20 mA HART loop protocol signals against high common-mode voltages present in noisy electrical environments.
Frequently Asked Questions
Q: Does the 1C31166G01 module support hot-swappable replacement?
A: Yes. The physical mechanical interface allows tool-less latching and supports complete online hot-swapping. The module can be extracted and inserted without turning off power to the I/O chassis or disrupting system operation.
Q: What internal diagnostics are available for loop monitoring?
A: The module features dedicated channel-level diagnostics that automatically trigger alarms on the host controller upon detection of an "Output Fault" or "Open Load" condition in the field wiring.
Q: How is the output range configured for individual channels?
A: The software parameters in the Ovation engineering station allow configuration of each channel to operate on 4-20 mA DC, 0-20 mA DC, or 0-10 V DC voltage outputs.
Field Installation Guidelines
- Insert the module into a vacant 1U slot of the Ovation I/O chassis, ensuring the tool-less latches fully engage to lock the hardware to the backplane connectors.
- Run individual channel wires through standard shielded twisted pairs (STP), and keep signal paths physically isolated from high-voltage AC cables.
- Terminate the outer shield of each output cable only at the cabinet ground bar, ensuring no ground loops are created through connection at the field device.
- Verify that the total loop resistance for each 4-20 mA channel does not exceed the maximum load rating of 250 ohms to prevent output signal clipping.