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-Power Supply: 230 VAC ±10%; 50/60 Hz; 10 VA
- Range:
+pH: -2.00 to 16.00 pH
+ORP: -2000 to 2000 mV
+Temperature: -30 to 130.0°C
-Resolution:
+pH: 0.01 pH
+ORP: 1 mV
+Temperature: 0.1°C (above -10 °C); 1°C (below -10°C)
-Accuracy @ 20°C:
+pH: ±0.02 pH
+ORP: ±2 mV
+Temperature: ±0.5°C (-9.9 to 130.0°C); ±1°C (-30 to -10°C)
-Input Impedance: 1012 Ohm
-Digital Input for the pH/ORP/°C: RS485
- Other Digital Insulated Inputs: two digital insulated inputs: one for hold and one for the advanced cleaning; ON state: 5 to 24 VDC
- Digital Insulated Output: a digital insulated contact closed upon hold mode
-Temperature Compensation: automatic or manual, -30 to 130°C
-Temperature Probe: with three-wire or two-wire Pt100/Pt1000 sensor (with automatic recognition and damage test)
-Over Current Protection: 400 mA 250V quick blow fuse
-Max. Oscillation Frequency: 8 MHz
-Relays 1, 2, 3, 4: electromechanical relay SPDT contact outputs, 5A-250 VAC, 5A - 30 VDC (resistive load); fuse protected: 5A, 250V quick blow fuse
-Alarm Relay: electromechanical relay SPDT contact output, 5A - 250 VAC, 5A - 30 VDC (resistive load) fuse protected: 5A, 250V quick blow fuse
-Analog Output:
+ two independent outputs, 0 - 22 mA (configuring as 0-20 mA or 4-20 mA)
+ Resolution: 0.1% f.s.
+Accuracy: ± 2% f.s.
-Data Logging: 6000 pH/°C or ORP samples
-Environment: 0 to 50°C(32 to 122°F); RH max 85% non-condensing
-Casing: IP20 (housing); IP54 (front panel)
- Weight : 1.6 kg (3.5 lb.)
-HI 504112-2 is supplied complete with mounting brackets and instructions
