特价销售美国ASCO2位2通比例调节阀，阿斯卡比例调节阀主要类别[产品打印页面]

特价销售美国ASCO2位2通比例调节阀，阿斯卡比例调节阀主要类别
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
Core Tube 305 Stainless Steel
Core and Plugnut 430F Stainless Steel
Springs 302 Stainless Steel
Rider Rings PTFE
Breaker Piece Brass 303 Stainless Steel
Standard voltage: 24 VDC
Coil: Molded Class F
Coil resistance: 25 Ohm at 68°F (20°C)
Operating current:100 - 500 mA
Electrical coil input: 0 - 24 VDC
Recommended PWM frequency: 300 Hz Air/Gas;
200 Hz Water/Light Oil
Hysteresis: <5% ➀Refer to Engineering Section for details.
Note: The Electronic control unit (sold separately) is only
compatible with DIN connections.
• Flow rate can also be regulated by a range of electrical inputs
(sensors, transmitters, PLC, etc.) via an ASCO Electronic
Control Unit or similar circuit.
• Suitable for use in air/gas, low vacuum service, as well as to  precisely control flow of water.
Posiflow ® Proportional Solenoid Valves
Brass or Stainless Steel Bodies
1/8" to 3/8" NPT
• Flow rates adjustable between 0% and 100% of rating.
• Control achieved by applying straight voltage between 0 and
24 VDC via potentiometer or other variable power supply.
Optional: For Class H coil, use prefix "SV" (for use with customer supplied
electronics): General Purpose and Watertight, Types 1, 2, 3, 3S, and 4X.
See Optional Features Section for other available options.
Valve Parts in Contact with Fluids
Body Brass 303 Stainless Steel
Seals and Disc FKM
UL recognized component with DIN solenoid (prefix SD or
SV). UL listed with threaded conduit (no prefix).
Refer to Engineering Section for details.
Standard: Red-Hat II Class F coil with DIN connection (meets ISO 4400/DIN43650A standards).
Refer to Engineering Section for detailsRepeatability: <3% (<1% for 1/8” NPT Valves)➀
Sensitivity: <2% (<1% for 1/8” NPT Valves)➀
➀ Percentage of max. value with 24 VDC, PWM,
300 Hz voltage supply at constant differential pressure.
Nominal Ambient Temperature Ranges:
14°F to 167°F (-10°C to 75°C)

特价销售美国ASCO2位2通比例调节阀，阿斯卡比例调节阀主要类别

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