A9压力开关设计用于控制具有更高电流容量的压力。 这些开关广泛应用于蒸汽清洁器、蒸汽熨斗和其他压力控制系统。 它提供SPDT接触和系列A9压力开关使用高品质的微型吸合开关。 该开关是隔膜操作，具有高温额定值和紧凑的大小。
Service:Non-hazardous gas, liquid, or steam.
Wetted Materials:Connection: Copper, Diaphragm: Silicone or Stainless Steel.
Temperature Limits:See Ordering page.
Pressure Limit:See Ordering page.
Repeatability:±5%.
Switch Type:SPDT.
Electrical Ratings:21A @ 125/250 VAC.
Electrical Connections:1/4" (6.35 mm) male quick connect.
Process Connection:1/8" male NPT.
Weight:2.6 oz (75 g).
Deadband:See Ordering page.
| Model | Description |
|---|---|
| A9-1 | Pressure switch, range 2.9-8.7 psig (0.2-0.6 bar), deadbａnd 2.9 ±1.5 psig (0.2 ±0.1 bar), max. pressure 43.5 psig (3.0 bar), temperature limit 185°F (85°C), silicone diaphragm. |
| A9-2 | Pressure switch, range 7.3-17.4 psig (0.5-1.5 bar), deadbａnd 2.9 ±1.5 psig (0.2 ±0.1 bar), max. pressure 58.0 psig (4.0 bar), temperature limit 257°F (125°C), stainless steel diaphragm. |
| A9-3 | Pressure switch, range 14.5-36.3 psig (1.2-2.5 bar), deadbａnd 2.9 ±1.5 psig (0.2 ±0.1 bar), max. pressure 72.5 psig (5.0 bar), temperature limit 257°F (125°C), stainless steel diaphragm. |
| A9-4 | Pressure switch, range 21.8-58 psig (1.5-4.0 bar), deadbａnd 3.6 ±2.2 psig (0.25 ±0.1 bar), max. pressure 87.0 psig (6.0 bar), temperature limit 257°F (125°C), stainless steel diaphragm. |
| A9-5 | Pressure switch, range 29-87 psig (3.0-7.0 bar), deadbａnd 5.1 ±2.9 psig (0.35 ±0.2 bar), max. pressure 116.0 psig (8.0 bar), temperature limit 257°F (125°C), stainless steel diaphragm. |
| A9-6 | Pressure switch, range 58-130.5 psig (5.0-9.0 bar), deadbａnd 8.7 ±2.9 psig (0.6 ±0.2 bar), max. pressure 145.0 psig (10.0 bar), temperature limit 257°F (125°C), stainless steel diaphragm. |
