One The functional parameters of Siemens actuators are as follows:;
Supply voltage; 24VAC,50/60HZ
Power; 25VA
trip; 40mm
Travel time; 40S
Closing force; 2800N
Protection level; IP54
Proportional DC control signal; 0~10VDC,4~20mA
Position feedback signal; DC0-10V / DC4-20mA
Power cable; 3-core S=1.5mm2
Control accuracy; Basic error: ± 0.4%
2. Characteristics
Optional proportional adjustment and switch, with manual/automatic function (optional)
When disconnecting the control signal, the valve can be selected to maintain the current opening state (optional)
3. Working environment
Working temperature- 10~60ºC
Maximum liquid temperature- 25...150ºC
Maximum spatial humidity; 90% (waterproof and non condensing)
Installation location; Cannot be inverted (vertical to horizontal)
II The functional parameters of Siemens regulating valve are as follows:;
(Suitable for chilled water, low-temperature water, domestic hot water, and high-temperature hot water in closed-loop or open-loop systems)
Two way valve flange connection, in compliance with standards; ISO7005
trip; 40mm
Leakage rate; 0...0.02%Kvs
Medium temperature- 10...150ºC
Popular characteristics of valves;; Equal percentage
Adjustable valve ratio;> one hundred
Allowing work pressure; 1600Pka
Valve body material; Ductile iron EN-GJL-250
Valve internal material; Stainless steel 304L
Quota pressure; PN16