世格比例调节电磁阀价格，***阿斯卡比例调节电磁阀
上海乾拓贸易有限公司
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地址：上海市嘉定区江桥嘉涌路99弄6号713室
直动式,常闭,M5底座,黄铜/不锈钢阀体,介质温度:-10℃～+90℃，G螺纹,口径:1/4-3/8,操作压差：1-12公斤
FEATURES • Variable fl ow, proportional to the control signal • Valves do not require a minimum operating pressure • Valves can be mounted in any position • The solenoid valves satisfy all relevant EC directives
GENERAL Differential pressure See «SPECIFICATIONS» [1 bar =100 kPa] Maximum viscosity 21 cSt (mm2/s) fl uids (✴) temperature range (TS) (2) seal materials (✴) air, inert gas, water, oil - 10°C to + 90°C FPM (fl uoroelastomer)
MATERIALS IN CONTACT WITH FLUID (✴) Ensure that the compatibility of the fl uids in contact with the materials is verifi ed Brass body Stainless steel body Body Brass AISI 303 SS Core tube Stainless steel Stainless steel Core and plugnut Stainless steel Stainless steel Springs Stainless steel Stainless steel Riderring PTFE PTFE Seat Brass Stainless steel Seal, disc FPM FPM Breaker piece Stainless steel Stainless steel
SCB202A017V SCB202A067V E J T
3/8
Rp 3,2 0,24 4,0 0 1 4 8 SCE202A023V SCE202A073V - - E J T NPT - - SCB202A033V SCB202A083V E J T Rp 4,0 0,42 7,0 0 1 2,5 8 SCE202A024V SCE202A074V - - E J T NPT - - SCB202A034V SCB202A084V E J T Rp 5,6 0,72 12,0 0 1 1,4 8 SCE202A026V SCE202A076V - - E J T NPT - - SCB202A036V SCB202A086V E J T Rp 7,1 0,90 15,0 0 1 1 8 SCE202A027V SCE202A077V - - E J T NPT - - SCB202A037V SCB202A087V E J T
• Valves can also be supplied with NBR (nitrile), EPDM (ethylene-propylene), CR (chloroprene / neoprene) and PTFE seals and discs • Waterproof enclosure with embedded screw terminal coil according to protection class IP67, CEE-10 • Explosionproof enclosures for use in zones 1/21-2/22, categories 2-3 to ATEX Directive 94/9/EC, on request • Electrical enclosures according to “NEMA” standards are available • Mounting brackets • Electronic proportional control unit (catalogue number: E908A001, see V150) Features: - analog input control signals: 0 - 10 V DC, 0 - 20 mA or 4 - 20 mA - coil current (= fl ow rate) adjustable to required control signals -
prefi x option
characteristics (3) Hysteresis < 5% ; Repeatability < 3 % ; Sensitivity < 2 %
SPECIFICATIONS
pipe size
orifi ce size
switch-off function at less than 2% of the maximum control function - adjustable ramp control - adjustable frequency - output current independent of coil resistance and supply voltage variations - housed in: a box with spade plug connector according to ISO 4400 / IP65 • Other pipe connections are available on request INSTALLATION • The solenoid valves can be mounted in any position without affecting operation • Brass and NPT 3/8 stainless steel solenoid valves have 2 mounting holes in body • NPT 1/4 stainless steel valves are standard supplied with mounting brackets • Threaded pipe connection is standard: E = Rp (ISO 7/1) ; G = G (ISO 228/1) ; B = NPT (ANSI 1.20.3) • Installation/maintenance instructions are included with each valve
operating current
power ratings operator ambient temperature range (TS) (2)
replacement coil
type (1)
inrush ~
holding ~
hot/cold = = (mA) (VA) (VA) (W) (W) (C°) 24 V DC SC 100 - 500 - - - 11 / 8 -10 to + 75 400429-040 01 Voltage regulation 0 - 24 V DC 24 V DC pulse width modulated (300 Hz) Flow regulation
fl ow coeffi cient Kv
operating pressure differential (bar) power coil (W)
catalogue number
options
EPDM CR PTFE
min.
max. (PS)
brass (=)
stainless steel (=)vacuum air, water, oil (✴) (mm) (m3/h) (l/min) = = = air / inert gas liquids air / inert gas liquids NC - Normally closed
1/4
世格比例调节电磁阀价格，***阿斯卡比例调节电磁阀
