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General| Brand | Carel |
|---|---|
| Model | m chiller |
| Category | Control Systems |
| Language | English |
Lists the types of units controlled by the "uchiller" system.
Describes the main board, its core function, and modularity.
Describes the expansion board for a second compressor or unloader.
Shows wiring diagrams for connecting terminals to the unit.
Lists inputs and outputs with their connectors and meanings.
Explains the display characteristics and what it shows.
Explains the meaning of LED indicators on the terminal and main board.
Explains keypad functions for accessing parameters and modes.
Summarizes button functions in various modes for panel-mounted units.
Summarizes button functions in various modes for wall-mounted units.
Explains how to access USER and FACTORY parameters with passwords.
Details parameters related to temperature and pressure probes.
Details parameters for cooling and heating set-points and differentials.
Details parameters related to compressor operation times and delays.
Details parameters for fan speed and operation logic.
Details parameters for defrosting cycle timing and configuration.
Details parameters for antifreeze alarm and heater activation.
Details parameters for configuring alarm behavior and notifications.
Details parameters for machine model, inputs, and system configuration.
Lists alarms detected by external digital contacts (24Vac).
Lists alarms detected by various system probes.
Describes eeprom errors, communication failures, and defrosting status.
Shows the sequence of machine signals and LED indications.
Demonstrates modifying the heating differential (r4) using the remote control.
Explains connecting to a room thermostat for condensing units.
Shows wiring and components for AIR/AIR units with 2 compressors.
Shows components for AIR/AIR heat pump with 1 compressor.
Shows components for AIR/AIR heat pump with 2 compressors.
Shows components for AIR/AIR heat pump with 2 compressors and 1 fan circuit.
Shows components for AIR/WATER chiller with 1 compressor.
Shows components for AIR/WATER chiller with 2 Tandem compressors.
Shows components for AIR/WATER chiller with 2 compressors and 2 fan circuits.
Shows components for WATER/WATER chiller with 1 compressor.
Shows components for WATER/WATER chiller with 2 compressors and 1 evaporator.
Shows components for WATER/WATER heat pump with 1 compressor and gas reversibility.
Shows components for WATER/WATER heat pump with 2 compressors and gas reversibility.
Shows components for WATER/WATER heat pump with 2 compressors, 1 evaporator, and gas reversibility.
Shows components for WATER/WATER heat pump with 1 compressor and water reversibility.
Shows components for WATER/WATER heat pump with 2 compressors and water reversibility.
Shows components for WATER/WATER heat pump with 2 compressors, 1 evaporator, and water reversibility.
Describes the relay module for ON/OFF fan control.
Describes the card for controlling fan rotation speed.
Describes the module for converting PWM signals to standard 0-10V or 4-20mA.
Explains how to calculate and set minimum and maximum fan speeds.
Describes the card for interfacing with an RS485 supervisory network.
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