7.4 Technical specifications
Units pH
EC, CF, TDS (ECx500),
ppm (ECx700)
°C, °F
Measurement
Range
0.0 - 14.0 pH
0 - 2500 TDS (ECx500),
0 - 50 °C,
32 - 122 °F
Control Range 0.1 - 13.9 pH
1 - 49 CF,
50 - 2450 TDS (ECx500),
1 - 49 °C,
34 - 120 °F
Resolution 0.1 pH
0.1 EC, 1 CF,
50 TDS, 70 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
(pH 7.0, pH 4.0 and/or
Optional
Not required (factory
calibrated)
Temperature
Compensation
(If Conductivity probe in
Yes n/a
0 - 50°C / 32 - 122°F, splash proof
Power Source
interchangeable plug types (USA, Euro, UK,
Input Power 24 VDC, 0.3 A (must use with power supply provided)
English
Alarms & Lockouts
Alarm: visual, settings retained if power failure occurs.
Settable high and low alarm lockout values.
Dosing
time dosing: settable from 1 to 10 minutes in one
Off-time dosing: settable from 0 to 59 minutes and 50 seconds in 10 second
Certifications
IC: 21098-ESPS3WROOM1,
Signal Range
Indoor / Urban: 66 feet / 20 meters
Outdoor : 164 feet / 50 meters
Radio Signals
Wi-Fi: 2.4 GHz (802.11 b/g/n)
Bluetooth: 5 (Low Energy)