Lab Water Liquid Orp/pH/Mv Tester

May 14, 2024

Model NO.: PHB-4
Measuring Range: 0-14
Color: Orange and White
Electrode Replaceable: Yes
Trademark: Sinotester
Transport Package: 1PC/Plastic Box
Specification: automatical calibration
Origin: China
HS Code: 902780990
Model NO.: PHB-4
Measuring Range: 0-14
Color: Orange and White
Electrode Replaceable: Yes
Trademark: Sinotester
Transport Package: 1PC/Plastic Box
Specification: automatical calibration
Origin: China
HS Code: 902780990

 

Lab Water Liquid Orp/pH/Mv Tester
Lab Water liquid ORP/pH/mV Tester PHB-4
Model No. Test item Measuring range Resolution Accuracy Other Technical data
PHB-4 pH 0.00-14.00 pH 0.01 pH ±0.01 pH ATC: 0-60°C 
Working voltage:
4*1.5V AAA battery
Working condition:
0-40°C , RH<85%
ORP electrode is optional item
Temp 0-60°C  1°C  ±1°C 
ORP (-1999)-(+1999)mV 1mV ±n*0.1%±1
(n: displayed no.) mV

Accuracy Quick response outdoor testing digital Portable pH Meter PH-131
pH/ORP Meter
Item pH Voltage(mV) Temperature
Range 0 to 14pH 1200~+1200mV 0.0-60.0°C
(32-140°F)
Resolution  0.01pH 0.1mV 0.1°F(0.1°C )
Accuracy ±0.02pH ±1mV ±0.9°F(±0.5°C)
Responding Time 20S 20S 30S
Calibration Up to 5 points
Temperature Compensation  Auto (ATC) from 32-140°F or 0-60°C
Operating Temperature 32-122°F(0~50°C)
Battery 2*AAA
Probe  Plastic electrode 



Lab Water Liquid Orp/pH/Mv Tester
Lab Water Liquid Orp/pH/Mv Tester
Lab Water Liquid Orp/pH/Mv Tester
 

 

Lab Water Liquid Orp/pH/Mv Tester
Lab Water liquid ORP/pH/mV Tester PHB-4
Model No. Test item Measuring range Resolution Accuracy Other Technical data
PHB-4 pH 0.00-14.00 pH 0.01 pH ±0.01 pH ATC: 0-60°C 
Working voltage:
4*1.5V AAA battery
Working condition:
0-40°C , RH<85%
ORP electrode is optional item
Temp 0-60°C  1°C  ±1°C 
ORP (-1999)-(+1999)mV 1mV ±n*0.1%±1
(n: displayed no.) mV

Accuracy Quick response outdoor testing digital Portable pH Meter PH-131
pH/ORP Meter
Item pH Voltage(mV) Temperature
Range 0 to 14pH 1200~+1200mV 0.0-60.0°C
(32-140°F)
Resolution  0.01pH 0.1mV 0.1°F(0.1°C )
Accuracy ±0.02pH ±1mV ±0.9°F(±0.5°C)
Responding Time 20S 20S 30S
Calibration Up to 5 points
Temperature Compensation  Auto (ATC) from 32-140°F or 0-60°C
Operating Temperature 32-122°F(0~50°C)
Battery 2*AAA
Probe  Plastic electrode 



Lab Water Liquid Orp/pH/Mv Tester
Lab Water Liquid Orp/pH/Mv Tester
Lab Water Liquid Orp/pH/Mv Tester
 

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