手动复位,无需电源
介质: 空气和非可燃性兼容气体.
接触材质: 咨询工厂.
温度限制: -30 to 180°F (-34 to 82.2°C).
压力限制: 10 psig (68.95 kPa) continuous, 25 psig (172.4 kPa) surge.
开关类型: 2 SPDT.
驱动时间差: 1 millisecond maximum actuation delay between contacts.
重复性: ±4% max.
电气额定: 4A @ 125/250 VAC.
电气连接: Screw type terminal block.
过程连接: 1/8" female NPT.
安装方向: 膜盒垂直.其它方位咨询工厂.
设定调节: Screw type inside mounting spud.
重量: 1 lb 2 oz (522 g).
选型表:
举例 | 1831 | 1 | RA | S | AT | 1831-1-RA-S-AT DPDT 低压差开关, 范围2.5-9.0" w.c., 压力上升时手动复位,硅胶膜片/O型圈, 带铝标牌 |
SERIES | 1831 | DPDT Low Differential Pressure Switch | ||||
RANGE | 1 2 | 2.5-9.0" w.c. 7.5-23.0" w.c. | ||||
SWITCH STYLE | RA | Manual Reset on Increase | ||||
DIAPHRAGM/ O-RINGE MATERIAL | S N F | Silicone Nitrile Silicone Free (Nitrile) | ||||
OPTIONS | AT PRESET ST | Aluminum Tag Preset Stainless Steel Tag |