Genuine ABB 500 PRO-D (APS522) digital pH/ORP sensor with triple-junction design, ion traps, and Viton Extreme O-ring protection for enhanced poisoning resistance, EZLink connectivity, and ATEX/IECEx certification for hazardous areas.

Specifications

• Model: 500 PRO-D / APS522
• Type: pH / ORP digital sensor
• Size: 22.2mm
• Body Material: PVDF, ¾" NPT
• Measurement Range: pH 0 to 14 (S/HT glass); 0 to 12 pH (HF glass); 0 to 10 pH (LT glass); ORP -2000 to 2000 mV
• Process Temperature: -5°C to 105°C
• Pressure Range: 0 to 10 bar (145 psi) @ 25°C
• Temperature Sensor: Pt1000 (Class B, IEC 60751)
• Reference System: Ag/AgCl with triple junction, KCl gel electrolyte plus ion trap
• Connection Type: EZLink (digital), IP67 when connected, cable up to 210m with extension

Ordering & Availability

This is a B2B wholesale listing. Contact us to request a formal quote (RFQ) with your required glass type, hazardous area certification, and quantity for a tailored price.