Overview
The Honeywell TC-PRR021 51309288-225, also identified by the base model TC-PRR021, is a control processor redundancy module for Honeywell C200 control systems. It supports redundant controller configurations and occupies two chassis slots. The supplied specifications identify a 24 VDC supply and a typical power consumption range of 8-20 W. The exact redundancy architecture and switchover timing require confirmation from the applicable hardware documentation.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | TC-PRR021 |
| Spare Model | 51309288-225 |
| Brand | Honeywell |
| Product Type | Control Processor Redundancy Module |
| System Compatibility | Honeywell C200 |
| Primary Function | Controller redundancy support |
| Chassis Occupancy | 2 slots |
| Supply Voltage | 24 VDC |
| Power Consumption | 8-20 W typical |
| Operating Temp | -20 to +70 deg C |
| Storage Temperature | -40 to +85 deg C |
| Relative Humidity | 5-95% non-condensing |
| Weight | 0.46 kg |
| Dimensions | 7 x 14 x 14.5 cm |
| Origin | USA |
| Tariff Code | 8537101190 |
Controller Redundancy and Power Characteristics
The TC-PRR021 supports redundancy arrangements for Honeywell C200 controllers. It occupies two chassis slots and uses a 24 VDC supply according to the provided data.
In a redundant control configuration, the module must match the supported controller hardware, chassis arrangement, and system configuration. The supplied specifications do not establish the module’s switchover time, internal redundancy mechanism, or hot-swap capability. These details should be verified against the applicable Honeywell installation manual.
Frequently Asked Questions (FAQ)
Q: How many chassis slots does the TC-PRR021 occupy?
A: The supplied product information specifies two chassis slots.
Q: What power supply does the TC-PRR021 require?
A: The supplied specifications list a 24 VDC supply and typical power consumption of 8-20 W. Confirm the applicable electrical requirements before installation.
Q: Can the TC-PRR021 be replaced while the controller is operating?
A: Hot-swap capability is not established by the supplied data. Verify the approved replacement procedure in the Honeywell C200 hardware documentation before removing or inserting the module.
Field Installation Guidelines
- Verify the module model and spare part number against the controller redundancy design and the installed chassis configuration.
- Isolate power when required by the approved maintenance procedure. Do not remove or insert the module under power unless the system documentation explicitly permits it.
- Confirm the chassis slot assignment and mechanical alignment before insertion. Secure the module according to the manufacturer’s installation instructions.
- Verify the 24 VDC supply and applicable power distribution requirements before energizing the system.
- After installation, inspect module status indicators and controller diagnostics. Confirm redundancy status through the supported system configuration and diagnostic tools.
- Follow the manufacturer’s grounding, electrostatic discharge, and wiring practices during handling and maintenance.
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