ZRF-S1 Permanent Gel-Type Copper/Copper Sulphate Reference Electrode

The ZRF-S1 is a long-life, permanent reference electrode designed to measure protection potentials in neutral soil applications of Cathodic Protection Systems.

• ±15mV Factory Calibrated
• Long-life Copper/Copper Sulphate permanent reference electrode
• Direct burial (not suitable for immersion)
• Wide operating temperature range: -20°C to +50°C
• 30-year design life (see notes and installation guide)
• 130 cm² (20.3 in²) large ceramic contact surface area
• Fully sealed 600V, 90°C, 10mm² connection cable (suitable for dry and wet conditions)
• 600ml saturated gel-type Copper/Copper Sulphate electrolyte
• Cylindrical structure: 9 × 26.5 cm, 3 kg (including cable)