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EXTECH Psychrometer: Onboard, Included - Data Logging Temperature & Humidity Meters
EXTECHData Logging Temperature & Humidity Meters

EXTECH Psychrometer: Onboard, Included

The EXTECH Psychrometer: Onboard is a data logging temperature and humidity meter from EXTECH, model RH390-NIST. It measures ambient temperature, dew point, relative humidity, and wet bulb temperature, and includes a…

SKU 3G-OTH-178801

Also listed as: RH390NIST · RH390 NIST

Brand
EXTECH
Item
Psychrometer: Onboard, Included
Category
Data Logging Temperature & Humidity Meters
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

EXTECH
Manufacturer Part Number
RH390-NIST
Type
Included, Ambient Temp/Dew Point/Relative Humidity/Wet Bulb Temp
Calibration Certificate
Included

Technical Documents

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EXTECH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EXTECH Psychrometer: Onboard is a data logging temperature and humidity meter from EXTECH, model RH390-NIST. It measures ambient temperature, dew point, relative humidity, and wet bulb temperature, and includes a calibration certificate. This device is designed for monitoring environmental conditions in industrial settings.

Frequently Asked Questions

What is the EXTECH Psychrometer RH390-NIST used for?

The EXTECH Psychrometer RH390-NIST measures ambient temperature, dew point, relative humidity, and wet bulb temperature. It is used for monitoring environmental conditions in industrial settings such as HVAC, cleanrooms, and manufacturing facilities to ensure proper climate control and process quality.

What are the specifications of the EXTECH Psychrometer RH390-NIST?

The EXTECH Psychrometer RH390-NIST measures ambient temperature, dew point, relative humidity, and wet bulb temperature. It includes an onboard calibration certificate. The device is a data logging temperature and humidity meter designed for industrial environmental monitoring.

Where to buy the EXTECH Psychrometer RH390-NIST worldwide?

You can source the EXTECH Psychrometer RH390-NIST through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to maintain the EXTECH Psychrometer RH390-NIST?

To maintain the EXTECH Psychrometer RH390-NIST, keep the sensor clean and dry, store it in a protective case when not in use, and avoid exposure to extreme temperatures or condensation. Regular calibration checks using the included certificate help ensure accurate readings.

Used in

Common applications for EXTECH
HVAC system diagnostics — EXTECH AN340 vane anemometer for air velocity and humidity measurement
Industrial machinery maintenance — EXTECH 461995 laser tachometer for RPM and surface speed checks
Food and beverage quality testing — EXTECH RF12 analog refractometer for Brix concentration measurement
Refrigerant leak detection — EXTECH RD350 heated diode leak detector for R-513A systems
Environmental monitoring — EXTECH RH490 data logging hygro-thermometer for temperature and humidity logging
Lighting inspection — EXTECH LT300-NIST light meter for illuminance measurement in workspaces

EXTECH Products

3G Electric supplies EXTECH data logging temperature & humidity meters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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