Ph-221 Backlight Automatic Ph Controller

Backlit screen display and automatic pH calibration controller. It provides two-point automatic pH calibration and simultaneous display of pH, temperature, and control-valve limits. It automatically recognizes incorrect calibration solution.
Technical Specifications
Measuring Range
pH: 0.00â??14.00 pH
Temperature: 0â??50°C (32â??122°F)
Resolution
pH: 0.01 pH
Temperature: 0.1°C (0.2°F)
Accuracy
pH: ±0.02 pH
Temperature: ±0.5°C
Display
pH: 4-digit LCD screen
Temperature: 3-digit LCD screen
Automatic Temperature Compensation
0â??50°C
Calibration Mode
Automatic two-point calibration
Control Setting Range
0â??14 pH (high or low limit switchable)
Control Relay Specification
5 A / 240 VAC
Working Condition
Temperature: 0â??50°C; Humidity: â?¤95% RH
Power Supply
AC 220 V
Dimensions
95 Ã? 61 Ã? 20 mm
Net Weight
600 g