WTLCCS
The electric valve positioner WTLCCS is a device that controls valve opening by sending a 4-20mA DC electrical signal from a controller or control system and supplying air to a linear pneumatic actuator.
技術(shù)參數(shù)
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項(xiàng)目 |
單作用 |
雙作用 |
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輸入信號(hào) |
4~20mA |
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阻抗 |
250+15 ohm |
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輸入壓力 |
0.14~0.7MPa(1.4~7bar) |
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形成范圍 |
HEP-1X |
10~150mm |
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HEP-2X |
0~90° |
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氣源接口 |
NPT 1/4 |
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壓力表接口 |
NPT 1/8 |
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電源接口 |
PF 1/2 (G1/2) |
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防爆等級(jí) |
Ex dll BT5,Ex iaII CT6 |
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防護(hù)等級(jí) |
IP66 |
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環(huán)境溫度 |
-20~70℃(-4~158℉) |
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環(huán)境濕度 |
10~90RH |
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直線性 |
±1%F.S |
±1.5%F.S |
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滯后讀 |
±1%F.S |
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