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AP121
Brand: ABB GroupThe AP121 is a highly process-resistant 12 mm combination pH / redox (ORP) electrode.
It is equipped with a rugged solid electrolyte providing an effective shield to process poisons and fluctuating pressures.
The electrode has all 3 measuring elements located closely together and a very fast temperature response.
This ensures high integrity calibration and tighter control.
Already a number of years in service, the proven multi-pole VP connector enables easy connection / disconnection of multi-parameter sensor signals.
Features- Exceptional resistance to poisoning and pressure
- IP67 (NEMA 6P) ingress protection
- High corrosion resistance and steam sterilizability
- Assured high accuracy of calibration and operation
- Rapid response enabling tighter process control
- Unparalleled resistance to plugging
- Extended life and improved performance
1 - 4 of 4 Part Numbers
AP121/ 60000
- Product - Platinum Redox (ORP) Electrodes
- Electrode Type - Platinum-Pin Redox (ORP)
AP121/11000
- Product - pH Electrodes with Integral Pt100
- Electrode Type - Yellow Glass (A12) - General Process
AP121/21000
- Product - pH Electrodes with Integral Pt100
- Electrode Type - White Glass (GHS) - High Temperature / Alkali
AP121/31000
- Product - pH Electrodes with Integral Pt100
- Electrode Type - Blue Glass (C1B) - Low Resistance
1 - 4 of 4 Part Numbers
Specifications
Brand
Environmental Protection
- IP67
- NEMA 6P
Measuring Rang
- AP121/0: 0 to 14 pH, 0° to 100° C (32° to 212° F)
- AP121/2: 0 to 10 pH, -5° to 50° C (23° to 122° F)
- AP121/1: 0 to 14 pH, 10° to 130° C (50° to 266° F)
- AP121/6 Pt Redox (ORP): ± 2,000 mV, 0° to 130° C (32° to 266° F)
Electrolyte
- Solid, Ag-free gel with KCl charge
Inner Reference System
- Ag/AgCl
Junction Annular
- PTFE, sterilizable
Conductivity
- Minimum 50 µS/cm
Temperature Sensor
- Integral Pt100 (pH only)
Electrode Shaft Length
- 120 mm (4.72 in)
Maximum Pressure
- 6 bar (90 psi)