Hangzhou Qiwei Instrument Co., Ltd. is one of the leading manufacturers and suppliers of benchtop orp meter in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to wholesale bulk benchtop orp meter in stock here from our factory. We also accept customized orders.
product key technologies

The Benchtop ORP Meter, also known as an oxidation-reduction potential meter, is a high-precision instrument based on electrochemical principles for measuring the oxidation-reduction potential (ORP) of liquids. It measures the potential difference between the indicator electrode (usually a platinum electrode) and the reference electrode to directly reflect the relative strength of oxidants and reductants in the liquids.
The instrument adopts dual monitoring of mV value and temperature, and is equipped with a standard ORP electrode and a temperature electrode. It provides fast response and good stability, enabling real-time reflection of the liquid's oxidation-reduction state. The integrated temperature compensation function effectively reduces the influence of temperature on potential measuring and ensures precise and reliable data.
It is generally applicable to a variety of industries, including mining and industrial businesses, scientific research institutions, agriculture, healthcare, education, and environmental protection. It can precisely measure the potential (mV) of liquid samples, which aids in determining the disinfection impact, degree of water purification, and reaction end point. It is frequently used in water quality monitoring, sewage treatment, chemical synthesis, food testing, aquaculture, and soil testing.
The instrument is an essential and reliable tool for environmental monitoring, on-site patrol testing, and lab quality inspection due to its straightforward operation, intuitive readings, and cheap maintenance costs.

Technical parameters
|
Model |
ORP-1 |
|
Accuracy |
0.01 |
|
Measuring Range |
(0 ~ ±1999) mV; PH (0, 14) |
|
Resolution |
1 mV; PH 0.01 |
|
Temperature Compensation |
0 ~ 60 ℃ manual compensation |
|
Basic Configuration |
ORP electrode, [suitable for measuring of liquids temperature (5~60)°C]; power adapter |
|
PH Value Increase Function |
add PH liquids PH 4.00/6.86; Plastic shell PH composite electrode PH9.18 |
Working condition
|
Parameter |
Specification |
|
Ambient Temperature |
0 ~ 40 ℃ relative humidity: < 85% |
|
Power Supply |
9V DC |
|
Vibration |
No significant vibration |
|
Interference |
There is no external magnetic field interference except the earth's magnetic field |
|
Input Impedance |
1 × 1012Ω or more |
|
Zero Drift |
0.01 PH±1 word/2 h |
|
G. Liquids Temperature Compensation Range |
5 ~ 60 ℃ |
|
Size |
230×200×60 mm |
|
Weight |
1.2 KG |
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