Operation: ON/OFF or modulating control
Application: Industrial automation for quarter-turn valves
2 end position limit switches (pre-set, one per position)
2 intermediate position limit switches (field-adjustable)
2 torque limiters (one for each direction)
Manual override with handwheel
Anti-condensation heating resistor
Local/remote control selection via push buttons and status/alarm display
Integrated positioner with 4–20 mA command and feedback
Local/remote control selection via push buttons
Power Supply: 220V or 380V AC, 50Hz
Torque Range: 50 Nm – 10,000 Nm
The STRING team offers specialized after-sales consulting
STRING, founded in 2000, is a Romanian company specializing in industrial fluid control solutions. We are the exclusive representative in Romania and Moldova for leading brands such as GEMÜ, BERNARD CONTROLS DEUFRA, WEY SISTAG, BRAY, STRAUB, and DOCKWEILER, and we offer ISO-, SRAC-, and IQNet-certified products and services.