Get exclusive volume discounts, bulk pricing updates, and new product alerts delivered directly to your inbox.
By subscribing, you agree to our Terms of Service and Privacy Policy.
Direct access to our certified experts
-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
