举例 | 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. |
结构 | H3 | | | | | | Series designator, weatherproof and explosion-proof |
压力腔& 膜盒材质(Wetted) | | A | | | | | Aluminum chamber with Nitrile diaphragm |
S | 316SS chamber with Viton® diaphragm |
可调范围 | | | 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) |
开关(Switch) | | | | S | | | SPDT snap action switch rated @ 125/250VAC, 30 VDC |
D | DPDT snap action switch rated @ 125/250VAC, 30 VDC |
电气连接 | | | | | L | | 18 AWG x 18 inch lead wires |
T | UL, CSA approved internal terminal block |
C | ATEX approved internal terminal block |
可选项 | | | | | | 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. inductive @ 30VDC |
VIT | Viton® diaphragm option where not standard |
