STS Thermal actuators for radiator valves, small valves and zone valves STS61..
STS Features:
• AC 24 V operating voltage, DC 0…10 V positioning signal
• Positioning force 105 N
• For direct mounting with union nut, no tools required
• Standard versions with 2 m, 5m and 10m connecting cable
• 3-wire connection
• Direction of action can be selected by making appropriate electrical connection
• Position indication
• Robust construction
• Maintenance-free