18
109117-1 Rev. A, 10/96
3
3.5 Specifications
Operating Ranges
pH 0.00 to 14.00
mV ±1999
Temp. 0 to 100°C
Resolution
pH 0.01
mV 1
Temp. 1
Relative Accuracy*
pH ±0.01
mV ±1
Temp. ±1°C
* ±1 least significant digit
pH Calibration
2 point, auto buffer recognition
Isopotential Point
7.00 pH
Temperature Compensation
0 to 100°C, automatic with ATC
probe, or electrode
incorporating ATC.
Display
LCD display
Digital pH, mV and °C.
Analog trend indicator, pH
only, 0.2 pH
increments.
Outputs
Recorder
Input Conditions
Impedance greater than
10
12
ohms
Operating Conditions
Operating temperature:
5 to 40°C
Operating humidity: max 80% at
35°C (non condensing)
Installation category 2
Pollution category degree 2
Size
6 x 8 x 4 inches
(150 x 200 x 95 mm)
Weight
1.8 lb (0.8 kg)
Power Requirements
The 430 is supplied with an
appropriate power supply
unit, e.g.
USA/Japan 100 - 120V 50/60Hz
9VA
Europe 230V 50Hz 9.7VA
Output from PSU 9V DC
NOTE The 430 should only be
used with the power
supply unit provided.
430 Power Rating 0.15VA
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