Overview
Walchem’s WEL Series electrodes are cost-effective differential pH and ORP electrodes for industrial applications. They are modular in design with a rugged CPVC housing that contains the electronics; pH and ORP cartridges can easily be connected or replaced in minutes without tools.
- Differential preamp
- Universal mounting, easy to install
- Easily replaceable electrode cartridges
- Electronics are not discarded with the electrode
- Optional ATC
- Cartridge Styles:
- Flat Surface
- Bulb / Rod
- HF Resistant
- Low Ionic Strength pH cartridge
- Resistant to electronic noise, ground loops
- CE Performance & Safety Certifications
Measurement Performance
| Range | 0 to 14 pH (0 to 12 without sodium ion error) ±1999 mV (ORP) |
|---|---|
| Response | 95% in less than 5 seconds |
| Temperature Range | with preamplifier 32 to 158ºF (0 to 70ºC) without preamplifier 32 to 212ºF (0 to 100ºC) |
| Pressure Limit | 100 psi |
