Maxwell's Hardware


Part Number: PRH2
Fieldpiece PRH2 Digital Psychrometer, 0 to 100% RH, +/- 0.6 deg F (32 to 140 deg F) +/- 2 deg F (<32 deg F, >140 deg F), 32 to 104 deg F, 3-1/2 in W
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  • Clip it to your pocket just like a pen
  • Narrow tip for insertion into ductwork
  • Twist cap protects sensors when not in use
  • Bright backlight
  • Hold, max, min (HOLD, M/m)
  • Press ON/OFF for 3 sec to power on or off
  • HI or LO will show if measurement is out of range
  • Lo bAt is displayed when below operating voltage
  • Twist bottom chrome cap to change the AA battery
  • Backlight activates on any button press
  • Press HOLD/M/m for 1 sec to exit mode
  • Toggle deg F and deg C with a pin through hole on back
  • Press HOLD/M/m and ON/OFF together for 3 sec to disable Auto-Off (APO)
  • 3/8 in Dia x 2 in L tip probe
  • 0.1 deg F resolution
  • 165 hr typical alkaline battery life
  • 10 min auto-off