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-Power Supply: 230 VAC ±10%; 50/60 Hz; 10 VA
- Range:
+Conductivity: 0 to 2000 mS/cm( autoranging)
+Temperature: -30 to 130°C
- Resolution:
+Conductivity: 1 µS/cm (0 to 1999 µS/cm); 0.01 mS/cm (2.00 to 19.99 mS/cm); 0.1 mS/cm (20.0 to 199.9 mS/cm); 1 mS/cm (200 to 2000 mS/cm)
+Temperature: 0.1 °C
-Accuracy @ 20°C:
+Conductivity: ±2% f.s
+Temperature: ±0.5°C
-Temperature Compensation: automatic or manual, -30 to 130°C
-Temperature Probe: three-wire or two-wire Pt100 or Pt1000 sensor with automatic recognition and damage test
- Digital Input: digital transmitter, hold and advanced cleaning inputs
- Digital Output: one digital insulated contact closed upon hold mode
- Analog Output: one or two independent outputs; 0-22 mA (configuring as 0-20 mA or 4-20 mA)
- Digital Serial Output: RS485
- Dosing Relay: 1, 2, 3 or 4 electromechanical relays SPDT; 5A-250 VAC, 5A-30 VDC (resistive load); fuse protected: 5A, 250 V fuse
- Alarm Relay: 1 electromechanical relay SPDT; 5A-250 VAC, 5A-30 VDC (resistive load); fuse protected: 5A, 250 V fuse
- Max Oscillation Frequency: 8 MHz
- Environment: 0 to 50°C (32 to 122°F); RH max 85% non-condensing
- Weight: 1.6 kg (3.5 lb.)
- HANNA HI 720122-2 is supplied complete with mounting brackets and instructions.**Probe is sold separately

