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General| Type | Electronic temperature controller |
|---|---|
| Sensor types | PT1000, NTC |
| Communication Protocol | Modbus RTU |
| Protection class | II |
| Control functions | defrost control, fan control, alarm |
| Input Voltage | 230 V AC |
| Relay Output | SPDT |
| Number of relays | 3 |
| Digital inputs | 3 |
| Outputs | Relay outputs |
| Display Type | LCD |
| Mounting Type | DIN rail |
| Enclosure Rating | IP65 |
| Approvals | CE, UL |
| Application | Commercial refrigeration, air conditioning, and heat pump systems |
Overview of the EKC 347 liquid level controller and its capabilities.
Key functions including liquid level control, alarms, and PI control.
Identifies various systems where the EKC 347 controller is used.
Modulating control for stable liquid level and suction pressure in pump reservoirs.
Ensures stable level in flooded evaporators under changing loads.
Monitors liquid levels for safety functions in intermediate coolers.
Suitable for high-pressure float systems with small refrigerant charges.
Controller options for different expansion valves (ICM/AKV/A) and output signal types.
Configuring external signals to displace the controller's reference setpoint.
Defining the type of input signal (current/voltage) from the level sensor.
Setting the controller's address for data communication networks.
How values are shown on the controller display and the role of digits.
Understanding the indicators on the controller's front panel.
Instructions for navigating menus and changing settings using the controller buttons.
Step-by-step guides for common operational tasks.
Illustrative diagrams showing various wiring configurations for the controller.
Specifics on implementing ON/OFF control for solenoid valves with the EKC 347.
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