1/4", 3/8", 1/2" Direct Acting Solenoid Operated with Manual Reset
Midland-ACS 3/2 normally open/ normally closed / diverting (universal) direct acting solenoid operated with manual reset valves in stainless steel.
Features and Benefits:
- Specifically designed for severe environments
- 316L stainless steel body construction
- Response time 75-100 ms
- SIL2 capable (in-house assessment)
- Designed for actuator control
- Manual override options
- Normally open, normally closed and diverting (universal)
- Satisfies all relevant EC Directives
- Compact unit
- Easy cable installation
Working Temperature Range:
- -20 °C to +40 °C (-4 °F to 104 °F) Nitrile seals
- -50 °C to +40 °C (-58 °F to 104 °F) EPDM seals
Working Pressure (operating pressure differential):
- 0 - 10 bar (145 psi) maximum
Protection:
- Explosion proof standard = II 2 G Exd T6 (-50 oC ≤ Ta +40 oC) Explosion proof optional = II 2 G Exd T4 (-50 oC ≤ Ta +80 oC)
- Suitable for Zones 1 and 2, gas groups IIA, IIB, IIC
- Ingress Protection IP67 as standard (NEMA Equivalent: 6)
- The combination of the valve and coil will determine maximum ambient i.e. always the lower of the two
- DC models supplied with surge protection as standard
Ports NPT (BSP Option Available):
- 1/4”, 3/8”, 1/2” NPT
Operating Media:
- Gases - filtered lubricated or non-lubricated
- Air, inert gas, sweet (natural) gases
Approvals:
- ATEX, IECEx CSA, uCSAs CU-TR, CE
Construction Materials:
- Body: 316L stainless steel
- Flange tube: 303 stainless steel
- Plunger and top stop: stainless steel 430 FR
- Springs: 302 stainless steel
- Seals: Nitrile (Viton option)
- EPDM on low temperature option
Maximum Flow:
At 6 bar, 1 bar differential:
- 3/2 valves - 800 l/min (28.25 SCFM)
Electrical Characteristics:
- Voltage tolerance: +10% or -10%
- Duty cycle: 100% ED
- Electrical connection (Std): cable connector from M20x1.5 female conduit
- Coil insulation: class H (BS EN 60085) 180 oC
See Rotork Midland Direct Acting Valves Catalogue for further details