GE IC693TCM302B Temperature Control Module

Description

The GE IC693TCM302B is a temperature control module designed for the Series 90-30 PLC family. It manages up to eight independent temperature zones using thermocouple or RTD inputs, offering both open-loop and closed-loop (PID) control for precise thermal regulation in industrial environments.

Specifications

• Model Number: IC693TCM302B

• Input Types: Thermocouple and RTD

• Channels: 8 inputs / 8 outputs

• Control Modes: Manual (open-loop) and Auto (PID closed-loop)

• Resolution: 12-bit (~0.2°C accuracy)

• PWM Output Range: 0.1 to 60 seconds, 0.1% resolution

• Fault Detection: Open/reverse thermocouple, out-of-tolerance temperature

• Indicators: Power, Run, Fault, Short, and 8 Output LEDs

• Fuse Type: 2A, 125V subminiature (Littlefuse 273 002 or equivalent)

• Operating Temperature: 0°C to 55°C

• Storage Temperature: -40°C to 85°C

• Humidity Tolerance: 5% to 95%, non-condensing

• Power Supply: External 18–36 VDC for output relays

• Internal Power Usage: 150 mA @ 5 VDC from backplane

• Output Voltage Range: 18 to 30 VDC

• Load Current: 100 mA max per output

• Off-State Leakage Current: Max 0.1 mA

• Thermocouple Impedance: Max 30 Ohms

Features

• Multi-Zone Control: Regulates up to 8 temperature zones independently

• Flexible Input Support: Accepts both thermocouple and RTD sensors

• PID Capability: Enables precise closed-loop temperature regulation

• Diagnostic LEDs: Provides real-time feedback for quick troubleshooting

• Plug-In Connectors: Captive screw terminals simplify wiring and maintenance

• Industrial Durability: Built to withstand vibration, shock, and harsh conditions

• Enhanced Revision: “B” version improves resolution and extends temperature range