Bluelab Guardian Monitor - Manual (Page 16)

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16
17.0 Technical specifi cations
Specifi cations pH Conductivity Temperature
Range 0.0 – 14.0 pH
0 – 5.0 EC,
0 – 50 CF,
0 – 2500 TDS
(ECx500),
0 – 3500 ppm
(ECx700)
0 – 50 °C
32 - 122 °F
Resolution 0.1 pH
0.1 EC,
1 CF,
10 TDS,
10 ppm
1 °C
1 °F
Accuracy at
25°C/77°F
±0.1 pH
±0.1 EC, ±1 CF
±50 TDS, ±70 ppm
±1 °C
±2 °F
Calibration
Two point
(pH 7.0 and
pH 4.0 or
pH 10.0)
Not required
(factory calibrated)
Not required
(factory
calibrated)
Temperature
compensation
Yes
(if conductivity/
temperature
probe is in same
solution as pH
probe)
Yes -
Operating
environment
0 - 50°C / 32 - 122°F
Power source
Input: 100-240 Vac, 50-60 Hz, 5 VA,
4 interchangeable plug types (USA, Euro, UK, NZ/AUS)
Output: 5VDC 1Amp