玻璃电极可以在整个pH测量范围内,过程绝压不超过17 bar (246.5 psi)的条件下测量。在含有的介质中测量时候可选F型玻璃电极,例如在半导体生产中的蚀刻槽。
改进的可选盐桥功能,确保在低电导率应用场合中能够可靠测量,例如测量锅炉给水。
采用非接触式感应信号传输方式,具有高过程信号完整性。
测量原理
玻璃电极
应用
Long-term monitoring and limit control in processes with stable process conditions
Water and wastewater treatment
特点
Digital pH electrode for standard applications in process and environmental technology with dirt-repellent PTFE ring junction and built-in temperature sensor
测量范围
Application A
? pH: 1 to 12
Application B
? pH: 0 to 14
Application F
? pH: 0 to 10
测量原理
Gel compact electrode with PTFE ring junction
设计
All shaft lengths with temperature sensor
Advanced gel technology
材质
Sensor shaft: Glass to suit process
pH membrane glass: Type A, B, F
Metal lead: Ag/AgCl
Aperture: Ring-shaped PTFE junction
O-ring: FKM
Process coupling: PPS fibre-glass reinforced
Nameplate: ceramic metal oxide
外形尺寸
Diameter: 12 mm (0.47 inch)
Shaft length: 120, 225, 360 and 425 mm
(4.72, 8.86, 14.17 and 16.73 inch)
过程温度
Application A: –15 to 80 °C (5 to 176 °F)
Application B: 0 to 135 °C (32 to 275 °F)
Application F: 0 to 70 °C (32 to 158 °F)
过程压力
Applications A and B:
0.8 to 17 bar (11.6 to 246.5 psi) absolute
Application F:
0.8 to 7 bar (11.6 to 101.5 psi) absolute
温度传感器
NTC 30K
防爆认证
With ATEX, IECEx, CSA C/US, NEPSI, Japan Ex and INMETRO approvals for use in
hazardous areas Zone 0, Zone 1 and Zone 2
连接
Inductive, digital connection head with Memosens 2.0 technology