User Guide

6
SPECIFICATIONS
Range pH -4.00 to 19.99 pH
mV ±600.0 mV ; ±2000 mV autoranging
Temp. -20 to 120 °C
Resolution pH 0.01 pH
mV 0.1 mV between ±400 mV
0.2 mV from +400 to +600 mV
0.2 mV from -400 to -600 mV
1 mV outside
Temp. 0.1 °C from -10 to 120 °C / 1°C below -10°C
Accuracy pH ±0.01 pH
(@20°C/68°F) mV ±0.2 mV between ±400 mV
±0.4 mV from +400 to +600 mV
±0.4 mV from -400 to -600 mV
±2 mV outside
Temp. ±0.4 °C from 0 to 70°C / ±1°C outside
Typical EMC pH ±0.02 pH
Deviation mV ±1 mV between ±600 mV
±2 mV outside
Temp. ±0.4°C
pH Calibration Automatic 1 or 2 points with 5 memorized
buffers (4.01, 6.86, 7.01, 9.18 and 10.01 pH)
mV Calibration Automatic 2 points at 0, 350 mV or 3 points
at 0, 350 and 1900 mV
Temperature Automatic from -20 to 120°C
Compensation
pH Electrode HI 62920 Amplified, with built-in temperature
sensor, matching pin, DIN connector and Tita-
nium body (included)
ORP Electrode Amplified ORP electrode with DIN connector
(see accessories)
Input Impedance 10
12
Ohm
Infrared optical through HI 7920 interface cable
interface towards
HI 504910
Power supply 4x1.5V AA (IEC LR6) batteries/300 hours typical life
or 12 VDC adapter
Casing IP 67
Environment 0 to 50°C / 100% RH
Dimensions 196 x 80 x 60 mm (7.7 x 3.1 x 2.4")
Weight 500 g (18 oz)