Model RP-3000
Test item PH/ORP/TEMP
Test range
PH
0.00~14.00PH
ORP
-2000~2000mv
TEMP
-30.0~130.0℃
Resolution
PH 0.01 PH
ORP 1 mV
TEMP
0.1 ℃
Accuracy
PH
±0.01 PH(±1 Digit)
ORP
±0.1%(±1 Digit)
TEMP
±0.2 ℃(±1 Digit)
Temperature
compensation
NTC30K/PT1000 Automatic temperature compensation
Manual temperature compensation
Correction mode
Custom single and double point correction and preset Tech, NIST
standard liquid, two-point or three automatic correction
Working
environment
temperature
0~50 ℃
Storage
temperature
-20~70 ℃
Input impedance
>
Ω
Display screen
Backlit large LCD display, equipped with light sensors for automatic
and manual backlight selection
Current output
one
Isolated type 0/4-20mA, can set corresponding PH/ORP measuring
range, maximum load 500Ω
Current output
two
Isolated type 0/4-20mA, can set corresponding TP measuring
range, maximum load 500Ω