美国UE炉膛3KPa报警 压力控制器J120-524-XY468 UE开关进口 具体参数 防爆等级:Ex dⅡCT6 选项-XC004:316L接口和316L感压膜片,viton密封圈 膜片材质: Buna-N丁腈橡胶膜片或焊接316L膜片 压力接口:1/2NPTF 可调量程:-746.7mbar~622.3mabr 开关信号:SPDT单刀双掷 电气接口:1/2NPTF 外壳材质:铸铝壳体,环氧树脂防腐涂层 防护等级:IP66 炉膛常用开关型号 J120-520 J120-521 J120-522 J120-523 J120-524 J120-525 J120-520-XC004 J120-521-XC004 J120-522-XC004 J120-523-XC004 J120-524-XC004 J120-525-XC004 膜片选型注意事项: 这款是锅炉配套炉膛压力开关,或微压气体压力开关。首先要考虑介质的腐蚀性程度。特殊的危险气体等,要考虑是否有泄漏风险,有害气体推荐选焊接式膜片,比如H100-53*系列,比如氨气等。西安奥信自动化仪表有限责任公司 王晓宁 18966942594(微信) 1091923827 (QQ) 型号及参数 Model Adjustable Set Point Range Deadband Over Range Proof Low end of range on fall; Pressure* Pressure** High end of range on rise “wc mbar “wc mbar psi bar psi bar Type J120 Buna N diaphragm and O-Ring with epoxy coated aluminum 1/2” NPT (female) pressure connection large 0.72” orifice for clean-out purposes (other wetted materials available see page 11) 520 300 Vac to 0 -7467 to 0 0.2 to 8 05 to 199 200 138 400 276 521 10 Vac to 10 -249 to 249 0.1 to 0.6 02 to 15 200 138 400 276 522 50 Vac to 50 -1245 to 1245 0.1 to 3 02 to 75 200 138 400 276 523 0.5 to 5.0 12 to 124 0.1 to 0.3 02 to 07 200 138 400 276 524 2.5 to 50 62 to 1245 0.1 to 0.8 02 to 20 200 138 400 276 525 10 to 250 249 to 6223 0.1 to 6 02 to 149 200 138 400 276 美国UE炉膛3KPa报警 压力控制器J120-524-XY468 UE开关进口