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Extech Instruments Precision Humidity Meter — Model# RH390
 

Extech Instruments Precision Humidity Meter — Model# RH390

Item# 163946

Only $199.99
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Factory Shipped —
Delivery Time: 8 - 13 Business Days
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Not Available in Stores
Manufacturer's Warranty: 12 months parts / 12 months labor
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Product Details

The Extech precision humidity meter features simultaneous displays of humidity/temperature, humidity/dew point or humidity/wet bulb on its display.

Features + Benefits

  • Fast 30-second response time
  • Slim design
  • Rubberized sides for better grip and one-hand operation
  • Data hold and min./max functions

Key Specs

Item#163946
Ship Weight1.7 lbs
StyleNonpenetrating sensor
Resolution0.1%RH, 0.1°F/°C
Functions (qty.)6
Accuracy±2%RH, ±1.8°F/1°C
Low Battery IndicatorYes
Battery IncludedYes
Battery Type9V
Backlit DisplayYes
Display TypeDual display
Auto On/OffYes
Dimensions L x W x H (in.)7 13/16 x 1 11/16 x 3
Case IncludedYes

Product Manual

What's Included

  • (1) Meter
  • (1) 9V battery
  • (1) Carrying case

Manufacturer Warranty

12 months parts / 12 months labor

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Service Protection Plus

Manufacturer Warranty: 12 months parts / 12 months labor

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DESCRIPTION (Click More Info for details) 1 Year Extension 2 Year Extension
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Hide Similarities
Style Analog probe Nonpenetrating sensor Nonpenetrating sensor Combination Combination
Range Selection 10%–28% 0–99% - 0–99.9 (relative) 0–99.9 (relative)
Resolution - 0.1% 0.1%RH, 0.1°F/°C 0.1% 0.1, 0.1°F/°C
Functions (qty.) - - 6 - -
Accuracy - - ±2%RH, ±1.8°F/1°C - 8:1 distance to spot ratio and 0.95 fixed emissivity
Measures up to (in.) 1/8 Measurement depth to 0.75 in. below surface - 0.75 in. (22mm) below the surface To 0.75" (19mm) below the surface
Alert Priority - - - - Yes
Low Battery Indicator - Yes Yes Yes Yes
Battery Included No Yes Yes Yes Yes
Battery Type 9V 9V 9V 9V 9V
Backlit Display - Yes Yes Yes Yes
Display Type Analog LCD Dual display Digital LCD Dual display
Auto On/Off No - Yes Yes Yes
Dimensions L x W x H (in.) 2 3/4 x 1 1/2 x 3 3/4 5 7/16 x 2 13/16 x 1 1/8 7 13/16 x 1 11/16 x 3 2 1/3 x 1 3/4 x 8 6 1/2 x 3 x 1 1/2
Case Included - Yes Yes Yes Yes