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The CLS-A Conductive Level Relay is designed for monitoring and controlling liquid levels in tanks and vessels.


  • Model: CLS-A
  • Type: Conductive Level Relay
  • Control Method: On/Off control
  • Input Voltage: 24V DC
  • Output Type: Relay outputs
  • Output Rating: Typically 5A at 250V AC
  • Sensitivity Adjustment: Adjustable sensitivity for different conductive liquids
  • Mounting: DIN rail mounting
  • Connector Type: Terminal blocks for easy wiring
  • Isolation: Optically isolated inputs
  • Operating Temperature: -10°C to +50°C
  • Storage Temperature: -20°C to +70°C
  • Dimensions: Standard DIN rail mounting size


  1. Liquid Level Control: Monitors and controls liquid levels in tanks and vessels using conductive probe technology.
  2. On/Off Control: Provides simple on/off control to maintain the liquid level within a desired range.
  3. Relay Outputs: Equipped with relay outputs for switching external devices such as pumps, valves, or alarms.
  4. Adjustable Sensitivity: Sensitivity adjustment for different conductive liquids, allowing for precise level control.
  5. Input Voltage: Compatible with a standard 24V DC power supply commonly used in industrial applications.
  6. Optically Isolated Inputs: Optically isolated inputs provide protection against voltage surges and electrical noise.
  7. DIN Rail Mounting: Designed for easy and secure mounting on standard DIN rails in control panels.
  8. Terminal Blocks: Uses terminal blocks for easy and secure connection of field devices and power supply.
  9. LED Indicators: Provides LED indicators to indicate the status of the control system.
  10. Compact Design: Compact and space-saving design suitable for use in control panels with limited space.
  11. Wide Operating Temperature Range: Suitable for operation in industrial environments with temperatures ranging from -10°C to +50°C.


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