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 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) | SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC | | H3A-2SL | Aluminum | Nitrile | 0.5-15 psid (0.3-1 bar) | SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC | | H3A-3SL | Aluminum | Nitrile | 5-70 psid (.34-4.8 bar) | SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC | | H3S-1SL | 316 SS | Viton® | 10-180" w.c. (2.48-44.78 kPa) | SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC | | H3S-2SL | 316 SS | Viton® | 0.5-15 psid (0.3-1 bar) | SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC | | H3S-3SL | 316 SS | Viton® | 5-70 psid (.34-4.8 bar) | SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC |
| 舉例 | H3 | S | 2 | S | C | MV | H3S-2SC-MV Differential Pressure Control; 316SS pressure chamber and Viton® diaphragm, weatherproof and ATEX, SPDT snap action switch with gold contacts; fixed deadband; automatic reset; adjustable range 0.5-15 psid. | | 結(jié)構(gòu) | H3 | | | | | | Series designator, weatherproof and explosion-proof | | 壓力腔& 膜盒材質(zhì)(Wetted) | | A | | | | | Aluminum chamber with Nitrile diaphragm | | S | 316SS chamber with Viton® diaphragm | | 可調(diào)范圍 | | | 1 | | | | Adjustable range 10-180" w.c. (2.48-44.78 kPa) | | 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 be drained 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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