Heating and District Heating Controllers for HVAC Systems

TROVIS 5571 - Programmable logic controller (PLC)


The type TROVIS 5571 Programmable Logic Controller (PLC) is designed for use in plants and applications for HVAC systems. Modbus master interface for communication with other Modbus devices (e.g. TROVIS 5576, 5579). Inputs and outputs extendable using Modbus I/O module (accessories).

  • Inputs: 17 universal inputs
  • Outputs: 10 binary relay, 2 low-voltage binary, 4 analog
  • Supply: 230 V AC, 48 to 62 Hz
  • Permissible ambient temperature: 0 to 40 °C

Manufactorer: SAMSON

Related documents
Datasheet - DIN T5571EN
Mounting and operating instructions EB5571EN
Mounting and operating instructions - standard application for lag/lead sequence WT71EB5571-2EN
Mounting and operating instructions - standard application ventilation control luft71EB5571-3EN
Drawings - DIN

Industrial sectors



Heat exchangers