ABB 500 PRO pH/ORP analog sensor
$630.00
Typical Applications:
• Wastewater treatment and effluent monitoring
• Chemical process control
• Water treatment and utilities
• Industrial process pH / ORP measurement
Not Recommended For:
• Media with heavy coating or crystallization without regular cleaning
• Applications requiring digital communication or smart diagnostics
The ABB 500 PRO pH/ORP analog sensor delivers reliable continuous monitoring of water quality in demanding industrial and wastewater applications. Its robust housing and interchangeable electrodes ensure long service life with easy maintenance. Designed for stable performance in various process conditions, this sensor provides accurate pH and ORP measurements essential for effective process control and environmental compliance.
Selection Notes
• Confirm whether pH or ORP measurement is required before selection
• Verify process temperature and pressure limits
• Proper sensor mounting and immersion depth are critical for stable measurement
• Regular calibration is required to ensure long-term accuracy
• Cable length and signal transmission conditions should be considered
What to Expect from ABB 500 PRO Sensors
• Reliable analog pH / ORP signal for continuous process monitoring
• Proven electrode design suitable for harsh industrial environments
• Compatible with standard pH / ORP transmitters
• Designed for maintenance-aware industrial applications
Increased efficiency
- Propriety high performance glassware formulations provide the highest level of reliability and responsiveness
- Close-coupled temperature measurement ensures high accuracy even with rapid temperature changes
Dependable performance
- Triple junction design with ion-trap and reference shielding provides enhanced poisoning resistance
- Unique tertiary cellular junction matrix slows poisoning effects, maximizing sensor lifetime
- ATEX/IECEx certified for use in hazardous areas
- Robust PVDF ¾ inch NPT body provides superior mechanical and chemical resistance
- Each electrode is manufactured to the highest quality standards and provided with a calibration certificate
Modular design
- Universal ¾ inch NPT design for simplified mounting
- Available in a range of detached or integral cabling options
FAQ
Q: Is this sensor suitable for both pH and ORP measurement?
A: Different versions are available. Please confirm your measurement requirement before selection.
Q: Can this sensor work with non-ABB transmitters?
A: Yes. The analog output is compatible with most standard pH / ORP transmitters.
Q: How often does calibration need to be performed?
A: Calibration frequency depends on process conditions. Regular calibration is recommended for best accuracy.
Q: Can you help confirm sensor suitability before ordering?
A: Yes. Our engineers can review your application and recommend the correct configuration.
| Measurement range | pH 0 to 14 pH |
|---|---|
| Process temperature | –5 to 105 °C (23 to 221 °F) |
| Pressure range | 0 to 10 bar (145 psi) @ 25 °C (77 °F) |
| Recommended minimum sample conductivity | 50 μS/cm |
| pH glass | High performance (S) glass (bullet) |
| Redox (ORP) | Platinum |
| Reference system | Ag/AgCl with triple junction, KCl gel electrolyte plus ion trap |
| Reference junction | Porous PTFE and Viton® Extreme O-rings |
| Connection type | BNC + Molex |
| Process connections | ¾ inch NPT |
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