Emerson Ovation 1C31232G02 Differential Digital Input Module

Description

The 1C31232G02 digital input module is part of Emerson’s Ovation Distributed Control System (DCS). Its differential input design enhances noise immunity, ensuring accurate signal detection even in electrically noisy industrial plants. It is commonly applied in power generation, petrochemical, and heavy process industries.

Specifications

• Model: 1C31232G02

• Type: Differential Digital Input Module

• Channels: 32 isolated input channels

• Input Signal Type: 24 VDC differential (supports positive/negative logic)

• Input Voltage Range: 18–30 VDC (nominal 24 VDC)

• Logic Levels: Logic “1” ≥ 15 VDC; Logic “0” ≤ 5 VDC

• Isolation:

  • Channel-to-backplane: 1500 V RMS

  • Group isolation: per 8-channel group

• Response Time: < 5 ms

• Diagnostics: Open circuit detection, channel health monitoring

• Indicators: Individual channel LEDs for status monitoring

• Power Consumption: < 4 W

• Operating Temperature: -20 °C to +60 °C

• Storage Temperature: -40 °C to +85 °C

• Humidity: 5–95% non-condensing

• Dimensions: ~50 × 240 × 200 mm

• Weight: ~0.37 kg

• Installation: DIN rail mounting

• Country of Origin: USA

Features

• High Noise Immunity: Differential input design ensures accurate detection in noisy environments.

• Channel Isolation: Each channel is isolated, improving safety and diagnostic capability.

• Fast Response: <5 ms input delay for real-time monitoring.

• Diagnostics & LEDs: Built-in diagnostics and LED indicators simplify troubleshooting.

• Industrial Reliability: Designed for harsh environments with wide temperature and humidity tolerance.

• Flexible Application: Interfaces with limit switches, pushbuttons, pressure switches, and other binary devices.