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Pocket-size ORP / Temperature Meter

Product code: 
ORP57
Price: 
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Features: 
  • IP65 Water Proof housing
  • Large dual-level LCD that displays ORP and temperature (°C or °F) 
  • shows readings from -1000 to +1000 (with a resolution of 1 mV) 
  • Stability indicator and Data hold function
  • ATC compensates automatically for temperature fuction
  • Auto power OFF saves battery power after non-use
  • The double-junction electrode can be replaced in a very fast and simple way
Technical Specification: 


mV Range ±1000 mV
Temp Range -5.0 to 60.0°C / 23.0 to 140.0°F
mV Resolution 1 mV
Temp Resolution 0.1°C / 0.1°F
mV Accuracy ±2 mV
Temp Accuracy ±0.5°C / ±1°F
pH Typical EMC Deviation ±2 mV
mV Typical EMC Deviation ±0.3°C / ±0.6°F
Redox calibration factory calibrated
Probe Mi57P (replaceable)
Environment 0 to 50°C / 32 to 122°F; max RH 100%
Battery Type 4 x 1.5V; IEC LR44, A76 (included)
Battery Life approx. 300 hours of use
Auto-off after 8 minutes of non-use
Dimensions 200 × dia 38 mm
Weight 100 g
Ordering information: 

ORP57 is supplied complete with protective cap, carton box, batteries and instructions.