PR750/751 series high precision temperature and humidity recorder


  • Distributed temperature and humidity measurement
  • Signal blind spots can be eliminated
  • Special software and hardware for the reliability of test data
  • Excellent full range temperature and humidity accuracy
  • Low power
  • Built in storage and USB
  • Flexible in use, easy to operate
  • Excellent software features
  • Remote monitoring can be realized with PANRANintelligent metrology

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PR750/751 series high precision temperature and humidity recorder

PR750 / 751 series highprecision temperature and humidity recorder is suitable for temperature and humidity test and calibration in large space from - 30 ℃ to 60 ℃. It integrates temperature and humidity measurement, display, storage and wireless communication. It is compact in appearance and easy to carry. It can be combined with PC, PR2002 repeater and PR190A portable data server to form the various testing systems that are suitable for temperature and humidity measurement in different environment.


Picture 1:From left to right are PR750A, PR750B, PR751B (PR751A and PR750B have the same appearance)



Picture 2:Connect to laptop using Micro USB



      PR750B Show some close-ups         Close-up of bottom mechanical switch



Model PR750A PR750B PR751A PR751B Remarks
Product Name High precision temperature and humidity recorder High precision temperature and recorder  
Measuring range -20℃~60℃ -20℃~60℃ -20℃~60℃ The whole recorder should be put into the measured environment
0%RH~100%RH 30%RH~90%RH
5℃/20℃/50℃ Accuracy ±0.1℃ 1.0%RH ±0.2℃ 2.0%RH ±0.07℃ ±0.15℃ One year calibration period
Full range accuracy ±0.15℃ 1.5%RH ±0.3℃ 4.0%RH ±0.1℃ ±0.25℃
Dimensions φ38×86mm φ38×57mm φ38×57mm φ38×48mm Excluding antenna height
weight 80g 77g 77g 75g Weight includes battery
Battery duration 130hours  (5.5days) 240hours  (10days) 200hours  (8days) Collect and send data at one minute
Charging time 1.5hours            3hours            3hours            charging to 95% with DC5V 2A
Battery specifications 3.7V 650mAh 3.7V 1300mAh 3.7V 1300mAh Rechargeable lithium batteries
Data storage capacity 2MB(store 60K sets of data) 2MB (store 80K sets of data) Include time information
Effective communication distance Linear distance from transmitter≥ 30m In the same space
Wireless communication 2.4G (using ZIGBEE protocol)  
Charging interface Standard Micro USB Charging / data


Application examples: