DWYER H3系列氣液兩用防爆壓差開關(guān)詳細(xì)信息：
產(chǎn)品名稱: H3系列氣液兩用防爆壓差開關(guān)
產(chǎn)品型號(hào): H3
設(shè)定點(diǎn)范圍2.5KPa-13.8Bar, 耐壓到103Bar
用途：防爆設(shè)計(jì)，適用于工業(yè)精密測(cè)控
可調(diào)壓差范圍：2.44-44.78KPa,3.44-103KPa,34.4-482KPa,68.9-1379KPa
死區(qū)：可調(diào)范圍的5%
壓力腔材質(zhì)：鋁，銅或不銹鋼可選
連接：1/8"NPT
zui大耐壓：1500PSIG
zui大溫度：105°C
輸出：SPDT/DPDT可選
重量：2Kg
尺寸：76.2X136.53mm
DWYER H3系列氣液兩用防爆壓差開關(guān)
選型表：
型號(hào) 壓力腔材質(zhì) 膜盒材質(zhì)(Wetted) 可調(diào)范圍 開關(guān)(Switch)
H3A-1SL Aluminum Nitrile 10-180" w.c. (2.48-44.78 kPa) SPDTSnap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
H3A-2SL Aluminum Nitrile 0.5-15 psid (0.3-1 bar) SPDT SnapAction Switch, Rated 5 A @ 125/250 VAC, 30 VDC
H3A-3SL Aluminum Nitrile 5-70 psid (.34-4.8 bar) SPDT SnapAction Switch, Rated 5 A @ 125/250 VAC, 30 VDC
H3S-1SL 316 SS Viton® 10-180" w.c. (2.48-44.78 kPa) SPDT SnapAction Switch, Rated 5 A @ 125/250 VAC, 30 VDC
H3S-2SL 316 SS Viton® 0.5-15 psid (0.3-1 bar) SPDT SnapAction Switch, Rated 5 A @ 125/250 VAC, 30 VDC
H3S-3SL 316 SS Viton® 5-70 psid (.34-4.8 bar) SPDT SnapAction Switch, Rated 5 A @ 125/250 VAC, 30 VDC
舉例 H3 S 2 S C MV H3S-2SC-MV Differential Pressure Control; 316SSpressure chamber and Viton® diaphragm, weatherproof and ATEX, SPDTsnap action switch with gold contacts; fixed deadband; automaticreset; adjustable range 0.5-15 psid.
結(jié)構(gòu) H3 Series designator, weatherproof andexplosion-proof
壓力腔& 膜盒材質(zhì)(Wetted) A Aluminum chamber with Nitrilediaphragm
S 316SS chamber with Viton® diaphragm
可調(diào)范圍 1 Adjustable range 10-180" w.c. (2.48-44.78kPa)
2 Adjustable range 0.5-15 psid (0.03-1 bar)
3 Adjustable range 5-70 psid (.34-4.8 bar)
4 Adjustable range 10-200 psid (.7-13.8 bar)
開關(guān)(Switch) S SPDT snap action switch rated 5A @125/250VAC, 30 VDC
D DPDT snap action switch rated 5A @ 125/250VAC, 30 VDC
電氣連接 L 18 AWG x 18 inch lead wires
T UL, CSA approved internal terminal block
C ATEX approved internal terminal block
可選項(xiàng) DRAIN Housing with drain - allows condensate to bedrained from inside enclosure (meets NEMA 3 instead of 4X)
MV Gold contacts on snap switch for dry circuits rated 1A @ 125VAC,1A resistive or 0.5A inductive @ 30VDC
VIT Viton® diaphragm option where not standard
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