Model: Servo-assisted 2/2-way diaphragm valve

• Servo-assisted diaphragm valve with nominal diameter of up to DN 40
• Spring coupled diaphragm opens without differential pressure
• Damped design for low noise
• High flow rate with compact design
• Energy-saving double coil technology with kick and drop variant

General technical data

Material

Seal                                                  NBR, FKM, EPDM

Body                                             Brass acc. to DIN EN 50930 - 6

Stainless steel 1.4408

Gunmetal (external thread) DN 10…DN 20

Coil                                           Polyamide, epoxy (insulation class H)

Valve inner parts                              Brass body: Brass, stainless steel and PPS

Stainless steel body: Stainless steel and PPS

Gunmetal body: Stainless steel and PPS (external thread) DN 10…DN 20

Orifice                                          Standard: DN 10…DN 40

HP00: DN 13…DN 20

Circuit function                                         A

Thermal insulation class of                             Epoxy coil class H

solenoid coil                            

Performance data

Duty cycle               100 % continuous operation; KD coil max. 6 switching cycles/minute

Switching time 

AC/DC

DN 10…DN 13                                     Opening: 10…100 ms

Closing: 100…200 ms

DN 20                                            Opening: 200…300 ms

Closing: 400…700 ms

DN 25…DN 40                                    Opening: 300…400 ms

Closing: 800…1400 ms

Electrical data

Operating voltage            Standard: 24 V DC, 24 V 50 Hz, 230 V 50 Hz, 110 V 50 Hz, 120 V 60 Hz HP00: 24 V DC, 24 V 50/60 Hz, 230 V 50/60 Hz

Power consumption                       Depending on orifice and coil size

Voltage tolerance                         ± 10 %

Medium data

Operating medium            Medium that does not attack the housing and sealing materials

Medium temperature

With NBR                              - 10 °C…+ 80 °C

With FKM                              0 °C…+ 90 °C with polyamide coil

0 °C…+ 120 ºC with epoxy coil

With EPDM                           - 30 °C…+ 90 °C with polyamide coil

- 30 °C…+ 100 °C with epoxy coil

With EPDM with drinking water         Application range of cold and hot water up to + 60 °C

approval according to UBA

Viscosity                                Max. 21 mm2/s

Process/Port connection & communication

Electrical connection        • Plug contacts according to DIN EN 175 301 - 803 form A for cable plug Type 2518.

• Plug contacts according to DIN EN 175 301 - 803 form A for cable plug Type 2509.

Port connection                                G ¼, G ⅜, G ½, G ¾,G 1, G 1 ¼, G 1 ½, G 2

NPT ¼, NPT ⅜, NPT ½, NPT ¾, NPT 1, NPT 1 ¼, NPT 1 ½, NPT 2

Rc ⅜, Rc ½, Rc ¾, Rc 1, Rc 1¼Type 6213

Approvals

Degree of protection                IP65 with cable plug Type 2518, (IP67 on request)

NEMA 4X with cable plug Type 2509 with stainless steel versions

Environment and installation

Installation                               As required, preferably with actuator upright

Ambient temperature 

Standard version                                 Max. + 55 °C

AC10                                          6 switching cycles/min

20/2.0 W                                       Max. + 70 °C

AC19                                          6 switching cycles/min

44/6.5 W                                       Max. + 70 °C

85/8.5 W                                       Max. + 55 °C