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SPECIFICATIONS HI 8720
HI 931500
Range 0.00 to 14.00 pH
Resolution 0.01 pH
Accuracy ±0.02 pH
Typical EMC ±0.1 pH
Deviation ±0.2 mA
Installation Cat. II
Input 10
12
Ohm
Calibration Offset: ±2 pH ∆O trimmer
Slope: 80 to 110% Slope trimmer
Temperature Fixed or automatic with PT100
Compensation from 0 to 100°C
Readout 4-digit LCD plus graphic symbols
Recorder Output 0 to 20 mA or 4 to 20 mA
Set Point Relay One, Isolated, 2 A, max 240 V,
resistive load, 1.000.000 strokes
Power Supply 110/115 V or 220/240 V; 50/60 Hz
Environment -10 to 50°C (14 to 122°F)
Weight 1 kg (2.2 lb.)
SPECIFICATIONS HI 931500
HI 8720E HI 8720T
Range -1000 to +1000 mV
Resolution 1 mV
Accuracy ±5 mV ±0.5%
Typical EMC ±6 mV ±6 mV
Deviation ±0.2 mA ±0.2 mA
Installation Cat. II
Input 10
12
Ohm 4 to 20 mA
Calibration Slope: 90 to 110% Slope trimmer
Set Point Relay One, Isolated, 2 A, max 240 V,
resistive load, 1.000.000 strokes
Alarm Relay One, Isolated, 2 A, max 240 V,
resistive load, 1.000.000 strokes
Readout 4-digit LCD plus graphic symbols
Recorder Output 0 to 20 mA or 4 to 20 mA (isolated)
Power Supply 110/115 V or 220/240 V; 50/60 Hz
Environment -10 to 50°C (14 to 122°F)
Weight 1 kg (2.2 lb.)
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