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Table 305: System 450 Control Module Capabilities System 450 Control Modules Standard Communications Reset Hybrid Application Specific Control by ________ C450CPN-4C C450CQN-4C C450CBN-4C C450CCN-4C C450CEN-1C C450CRN-1C C450RBN-3C C450RCN-3C C450CPW-400C C450CCU-4C Designed for walk-in coolers, freezer, and large display cases Analog Proportional Control (Direct and Reverse Action) X X X X - Analog Proportional Plus Integral Control (Direct and Reverse Action) X X X X - Combination of On/Off Relay and Analog Output Control X X X X - Stand-Alone Control X - X X X Multi-Stage Control (Relay or Analog) X X X X X Network Communications - X - - - High Input Signal Selection X X - X - Differential Control X X - X X Output Signal Limiting Output Signal Update Rate Output Signal Deadband X X - - - Binary Input Control for Relay Outputs X X - - - On/Off Duration Time Control Minimum On/Off Time On/Off Time Delay X X - - - Temperature and Humidity Reset Control - - X - - Scheduling and Temperature Setback Control - - X - - Reset Setpoint Control - - X - - Setback Scheduling - - X - - Run-Time Balancing - - X - - Hybrid Analog Output Control - - - X 1 - 1 Only on output OUTA1. Selection charts Table 306: System 450 Modules and Accessories Ordering Information Product Code Number Product Description C450CBN-4C Standard Control Module with LCD, Four-Button Touchpad UI, and Relay Output; provides one relay output (SPDT line-voltage relay) for SPDT control. C450CCN-4C Standard Control Module with LCD, Four-Button Touchpad UI, and Relay Output; provides two relay outputs (SPDT line-voltage relays) for SPDT control. C450CCU-4C Condensing Unit Control Module with LCD, Four-Button Touchpad, UI; provides two relay outputs (SPDT line-voltage relays). Two A99BB-500C temperature sensors with 5.00 m (16-3/8 ft) cable length are included in the box with the Condensing Unit Control Module. C450CPN-4C Standard Control Module with LCD, Four-Button Touchpad UI, and Analog Output; provides one analog output (0 to 10 VDC or 4 to 20 mA self-selecting signal) for proportional control. C450CQN-4C Standard Control Module with LCD and Four-Button Touchpad UI, and Analog Output; provides two analog outputs (0 to 10 VDC or 4 to 20 mA self-selecting signals) for proportional control. Table 306: System 450 Modules and Accessories Ordering Information Product Code Number Product Description C450RBN-3C Reset Control Module with LCD, Four-Button Touchpad UI, and SPDT relay output; provides one SPDT output relay. One A99BC-25C temperature sensor with 0.25 m (9-1/4 in.) silicon leads and one A99BC-300C temperature sensor with 3 m (9 ft 10 in.) silicon leads are included in the box with the Reset Control Module. C450RCN-3C Reset Control Module with LCD, Four-Button Touchpad UI, and SPDT relay output; provides two SPDT output relays. One A99BC-25C temperature sensor with 0.25 m (9-1/4 in.) silicon leads and one A99BC-300C temperature sensor with 3 m (9 ft 10 in.) silicon leads are included in the box with the Reset Control Module. C450SBG-4C Relay Output Expansion Module; provides one SPDT low-voltage relay output. C450SCG-4C Relay Output Expansion Module; provides two SPDT low-voltage relay outputs. C450CEN-1C Control Module with Ethernet Communications, LCD, and Four- Button Touchpad UI. (No onboard outputs available on control modules with network communications capabilities.) C450CRN-1C Control Module with RS485 Modbus Communications, LCD, and Four-Button Touchpad UI. (No onboard outputs available on control modules with network communications capabilities.) 294 Refrigeration Products Catalog