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  1. Humidity Meters

Extech RH350 Dual Input Hygro-Thermometer Psychrometer

Two Type K external probe inputs for superheat plus memory.

Extech RH350 Dual Input Hygro-Thermometer Psychrometer
Extech RH350 Dual Input Hygro-Thermometer Psychrometer
Starting at $159.99 Found a better price? Let us match.

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Manufactured
  • By Extech
Includes
  • FREE Ground Shipping on orders of $1,000 or more
  • FREE Lifetime Tech Support
Availability
  • Manufacturer has some models in stock. View available part numbers.
Questions?
Call 1-800-884-4967 or email sales@instrumart.com. Open Mo-Th 8am to 5:30pm. Fr 8am to 5pm ET.
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Overview

Features

  • Superheat differential measurements: T1-T2, Air-T1, T1-Dewpoint
  • Dual Type K external temperature probe input
  • Simultaneous display of %RH, Temperature and Dew point or Wet Bulb or External Probe Temperatures
  • Built-in RS-232 interface (optional RS-232 cable) - uses Windows Hyperterminal to download data to a PC
  • Memory stores up to 99 data records

What's in the Box

  • 2 Type K bead wire temp probes (-58 to 482°F)
  • 4 AAA batteries

Description

The Extech RH350 dual input hygro-thermometer psychrometer has two Type K external probe inputs for superheat and memory that can store up to 99 data points. It also has the capability of taking superheat differential measurements: T1-T2, Air-T1, and T1-Dew Point.

Other features of the Extech RH350 dual input hygro-thermometer psychrometer include a backlit LCD displaying three parameters: %RH and temperature with either dew point, wet bulb or Type K, built-in RS-232 interface, MAX / MIN with time stamp and AVG and data hold.

Documents

Documents

  • Extech RH350 Dual Input Hygro-Thermometer Psychrometer Data Sheet PDF (192 KB)
  • Extech RH350 Dual Input Hygro-Thermometer Psychrometer Manual PDF (154 KB)
  • All possible part numbers

Accessories

Probes

Extech TP200 Type K Pipe Clamp Temperature Probe
Extech TP200 Type K Pipe Clamp Temperature Probe

Hands-free temperature measurement from -4 to 200°F.

Mfg. has stock
$44.99
Extech TP400 Type K Pipe Clamp Temperature Probe
Extech TP400 Type K Pipe Clamp Temperature Probe

Hands-free temperature measurement from -4 to 450°F.

$91.99
Extech General Purpose Temperature Probes
Extech General Purpose Temperature Probes

Temperature probes available in a wide variety of styles for general purpose applications.

Mfg. has some models in stock
Starting at $17.99

Calibration

Extech RH350-CAL Humidity Calibration Kit
Extech RH350-CAL Humidity Calibration Kit

Calibration kit for Extech RH350 humidity meters.

$60.99

In Stock

Manufacturer Stock

This stock is typically available to ship in 3 - 5 working days.

Part Number Price Available
RH350
Show Configuration
$159.99 5 in stock
Configuration for RH350
Base Price:
$0.00
NIST Certification
Without NIST Calibration Certificate (+$159.99)
Reconfigure

Interested in Other Part Numbers?

Other part numbers are available to order but are not currently in stock. Current availability for non-stock parts is "Usually ships in 5-7 business days". Click here to select options

Need Help? Call a Temperature engineer at 1-800-884-4967

We're open Mo-Th 8am to 5:30pm. Fr 8am to 5pm ET

David S. headshot David S.
Applications Engineer
Dwight M. headshot Dwight M.
Senior Applications Engineer
28 years at Instrumart
Alex A. headshot Alex A.
Senior Applications Engineer
19 years at Instrumart
Rhys D. headshot Rhys D.
Applications Engineer
Shawn D. headshot Shawn D.
Senior Applications Engineer
20 years at Instrumart
Ron J. headshot Ron J.
Temperature Engineering Lead
29 years at Instrumart
Luke M. headshot Luke M.
Applications Engineer
5 years at Instrumart
David S. headshot David S.
Applications Engineer
Dwight M. headshot Dwight M.
Senior Applications Engineer
28 years at Instrumart
Alex A. headshot Alex A.
Senior Applications Engineer
19 years at Instrumart
Rhys D. headshot Rhys D.
Applications Engineer
Shawn D. headshot Shawn D.
Senior Applications Engineer
20 years at Instrumart
Ron J. headshot Ron J.
Temperature Engineering Lead
29 years at Instrumart
Luke M. headshot Luke M.
Applications Engineer
5 years at Instrumart
David S. headshot David S.
Applications Engineer

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Extech RH350 Dual Input Hygro-Thermometer Psychrometer
Extech RH350 Dual Input Hygro-Thermometer Psychrometer
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