Apure RP-3000 - Page 5

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