玻璃電極可以在整個pH測量范圍內(nèi),過程絕壓不超過17 bar (246.5 psi)的條件下測量。在含有的介質(zhì)中測量時候可選F型玻璃電極,例如在半導(dǎo)體生產(chǎn)中的蝕刻槽。
改進的可選鹽橋功能,確保在低電導(dǎo)率應(yīng)用場合中能夠可靠測量,例如測量鍋爐給水。
采用非接觸式感應(yīng)信號傳輸方式,具有高過程信號完整性。
測量原理
玻璃電極
應(yīng)用
Long-term monitoring and limit control in processes with stable process conditions
Water and wastewater treatment
特點
Digital pH electrode for standard applications in process and environmental technology with dirt-repellent PTFE ring junction and built-in temperature sensor
測量范圍
Application A
? pH: 1 to 12
Application B
? pH: 0 to 14
Application F
? pH: 0 to 10
測量原理
Gel compact electrode with PTFE ring junction
設(shè)計
All shaft lengths with temperature sensor
Advanced gel technology
材質(zhì)
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 bl 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)
過程溫度
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)
過程壓力
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
溫度傳感器
NTC 30K
防爆認(rèn)證
With ATEX, IECEx, CSA C/US, NEPSI, Japan Ex and INMETRO approvals for use in
hazardous areas Zone 0, Zone 1 and Zone 2
連接
Inductive, digital connection head with Memosens 2.0 technology