Product Details
Configured for high-speed serial data communication in Ovation control platforms, the Emerson 1C31166G02 (1C31166G02) provides direct physical execution of RS485 4-wire serial data exchange via integrated EMOD and PMOD interfaces.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1C31166G02 |
| Brand | Emerson |
| Origin | Manufacturer-defined |
| Weight | 0.32 kg |
| Dimensions | Standard Ovation module form factor |
| Operating Temp | Industrial standard range |
| Power Consumption | System-dependent load |
| Interface | RS485 4-wire |
| CPU Compatibility | R1120 |
Backplane Bus Communication Velocity
The 1C31166G02 controller manages serial link traffic between the Ovation R1120 CPU and field-connected devices. The module is engineered to handle deterministic data packets, ensuring that communication latency is minimized across the serial bus. Firmware flash compatibility is maintained through the EMOD/PMOD architecture, allowing for version updates and feature expansion without hardware modification. The controller supports adjustable baud rates and parity configurations, enabling precise synchronization with diverse serial peripherals. Data integrity is enforced through hardware-based error checking, ensuring consistent message delivery on the RS485 link.
Frequently Asked Questions
Q: Does the 1C31166G02 support hot-swap insertion and removal?
A: The module is capable of hot-swap operations within the designated Ovation I/O rack slot. Ensure that communication to the associated serial device is logically suspended or inhibited in the Ovation controller software before removing the module to prevent serial port error interrupts.
Q: Is the module compatible with all R1120 CPU revisions?
A: Compatibility is dependent on the installed firmware version. Verify that the R1120 CPU firmware is at the required revision level to support the 1C31166G02 module functions as defined in the system release documentation.
Field Installation Guidelines
- Ensure the module is oriented correctly before seating it into the chassis backplane; verify that connector pins are clean and free of obstruction.
- Connect the 4-wire RS485 cable to the terminal blocks, ensuring that the A/B and TX/RX pairs are mapped according to the system wiring diagram.
- Install line termination resistors (typically 120 Ohm) at both physical ends of the RS485 bus to prevent signal reflections and data corruption.
- Route the serial communication cabling in a separate wireway from power and motor control cables to eliminate electromagnetic interference.
- Confirm successful link establishment by monitoring the communication status LEDs on the module front panel and observing serial port heartbeat data via the engineering workstation.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
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- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
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- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.





























