Chart Recorders & Data Loggers
Dickson’s portable Data Loggers and Circular Chart Recorders set the standard for monitoring instrumentation.
For over 80 years, Dickson has manufactured instruments for monitoring temperature, humidity and pressure.

Triple the readable chart area of our 4" chart recorders the PR8 creates a written record of pressure fluctuations. And unlike a pressure gauge you don’t need to be present to monitor the results.
  • More detailed and large easy-to-read 8" circular chart 
  • Operates up to one full year on a single AA battery
  • Easy to use, requires no training
  • Battery Holder
  • On/Off switch
  • Keyhole slot in back of case for wall mounting
  • 7 day or 24 hour operation
  • Hasp & Strike with padlock access
  • Easy installation - mounts just about anywhere
  • See Models for available ranges
 Data Sheet

The PW4 weather resistant pressure chart recorder is housed in a Valox PBT NEMA 4X case. This lightweight 4" circular chart recorder provides pressure documentation even in the toughest of outdoor environments.
Looking for something with greater chart resolution - the PR8 has triple the readable chart area!
  • Water and Dust resistant case
  • Durable and Compact
  • Operates for up to one year on a single AA battery
  • Easy-to-operate and install
  • Battery holder inside door for easy battery changes
  • On/Off switch for battery savings
  • See Models for available ranges
 Data Sheet