Controllers for cooling applications 900237.030

Technical data

  • Housing dimension ST46 DIN rail
  • Power supply 230V AC
  • Switching inputs none
  • Number of outputs 4
  • Sensor type PTC
  • ST-Bus available Yes
  • Software 112

Product description

The controller ST46-IN1KAR.112 is intended for the assembly on DIN rail, which allows easy installation in the switch gear cabinet. It has two analogue inputs for PTC sensors and four switching exits. The functions of the relays can be freely selected, whereas various applications with only one controller are possible. The controller, for example, can operate with two coolers if the evaporator sensor is parameterized as sensor for a second refrigerat-ing chamber. The LEDs indicate the status of the control exits. The controller is supplied with 230V AC.
Networking of the controller takes place via ST Bus interface.

Wiring diagram

Dimensional drawing

Data sheet             Installation instructions

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