Features:
1 moving identification standard solution
2 can be a key recovery (restore to factory settings)
3 different display modes
4 super bright LED backlight
5 level alarm Technical Parameters:
1, measuring range: 0.00 ~ 14.00pH or -1999 ~ + 1999mV
2, resolution: 0.01pH or 1mV
3, level: 0.05 level
4, stability: ± 0.03pH / 24h
5, adjustable when adjustable Range: Zero ± 1.50pH, the slope of 70% to 130%
6, pH standard solution: 6.86 / 4.00 / 9.18 7.00 / 4.00 / 10.00
7, temperature compensation: 0 ~ 99.9 ℃ (automatic or manual)
8, the signal output: 4 ~ 20mA (optocoupler isolation output)
9, control interface: ON / OFF relay contacts
10, the relay load: MAX 220V AC 5A
11, relay hysteresis: 0.01 ~ 3.00pH or 0 ~ 300mV free adjustment
12, the signal output load: ≤ 500Ω
13, signal input impedance: ≥ 1 × 1012Ω
14, working voltage: AC220V ± 10% 50 / 60Hz
15, Dimensions: 96 × 96 × 145mm
16, hole size: 92 × 92mm
17, Weight: 0.8Kg
18, the working conditions of the instrument:
19, the ambient temperature: -5 ~ 55 ℃
20, air relative humidity: ≤ 90%
Features:
1 moving identification standard solution
2 can be a key recovery (restore to factory settings)
3 different display modes
4 super bright LED backlight
5 level alarm
