GE Fanuc IC694MDL645 RX3i 24VDC Positive/Negative Logic Input Module

Product Description

The GE Fanuc IC694MDL645 is a 16-point discrete input module designed for the RX3i PACSystems series. It provides reliable DC signal interfacing for both positive and negative logic inputs, enabling flexible configuration in automation systems. This module supports 24VDC nominal operation and ensures accurate signal processing with low latency, making it suitable for a wide range of industrial control applications.

Technical Specifications

• Manufacturer: GE Fanuc Emerson

• Series: PACSystems RX3i

• Model: IC694MDL645

• Product Type: 24VDC Positive/Negative Logic Input Module

• Part Number: IC694MDL645

• Weight: 0.38 lbs (0.17 kg)

• Number of Input Channels: Sixteen (16)

• Input Groups: One (1) group of 16 points

• Input Type: Discrete (positive or negative logic selectable)

• Nominal Input Voltage: 24 VDC

• Input Voltage Range: 0 to 30 VDC

• Input Signal Range: 0–30 VDC (ON state 11.5–30 VDC; OFF state 0–5 VDC)

• Input Current: 7 mA typical at 24 VDC

• On-State Voltage: 11.5–30 VDC

• Off-State Voltage: 0–5 VDC

• On-State Current: 3.2 mA minimum

• Off-State Current: 1.1 mA maximum

• Response Time (Typical): 7 ms

• Response Time (Maximum): 7 ms

• Power Consumption: 80 mA from 5V bus; 125 mA from 24V supply

• Operating Temperature: 32°F to 140°F (0°C to 60°C)

• Storage Temperature: -40°F to 185°F (-40°C to 85°C)

• Humidity Range: 5%–95%, non-condensing

• Isolation: Logic-to-field isolation for electrical noise immunity

• Mounting Width: Single slot

• Product Lifecycle: Active

Key Features

• Dual Logic Support: Accepts both positive and negative logic configurations.

• High Reliability: Designed for continuous operation in industrial control environments.

• Fast Input Response: Typical response time of 7 ms ensures real-time processing.

• Electrical Isolation: Field and logic isolation prevents cross-interference.

• Compact Design: Fits a single RX3i rack slot, simplifying system integration.

Application Scenarios

The IC694MDL645 is commonly used in:

• Machine automation and assembly line control

• Power generation and distribution systems

• Building management and HVAC systems

• Data acquisition and monitoring applications

FAQ

Q: Does the IC694MDL645 support both sourcing and sinking input signals?
A: Yes, it supports both positive (sourcing) and negative (sinking) logic configurations.

Q: What is the module’s typical response time?
A: The response time is typically 7 milliseconds for both ON and OFF transitions.

Q: Is the module backward compatible with older Series 90-30 systems?
A: It is designed for RX3i PACSystems and may require specific backplane compatibility.

Similar Models

• IC693MDL645: Series 90-30 version with similar voltage and input configuration.

• IC694MDL655: 32-point input module with higher input density.