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Dwyer Humidity Transmitter: 1/2 in NPT, 4 to 20 mA, 0%to 100% Relative Humidity Range - Hazardous Location Transmitters with Display
DwyerHazardous Location Transmitters with Display

Dwyer Humidity Transmitter: 1/2 in NPT, 4 to 20 mA, 0%to 100% Relative Humidity Range

The DWYER Humidity Transmitter is a hazardous location transmitter with display, model HHT-EU-LCD, featuring a 1/2 in NPT connection and a 4 to 20 mA output. It measures relative humidity from 0% to 100% and requires…

SKU 3G-OTH-185206

Also listed as: HHTEULCD · HHT EU LCD

Brand
Dwyer
Item
Humidity Transmitter: 1/2 in NPT, 4 to 20 mA, 0%to 100% Relative Humidity Range
Category
Hazardous Location Transmitters with Display
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Dwyer
Manufacturer Part Number
HHT-EU-LCD
Type
4 to 20 mA, Female
Standards
FM
Power Required
16.5 to 28V DC
Relative Humidity Range
0%to 100%

Technical Documents

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

Product Description

The DWYER Humidity Transmitter is a hazardous location transmitter with display, model HHT-EU-LCD, featuring a 1/2 in NPT connection and a 4 to 20 mA output. It measures relative humidity from 0% to 100% and requires a power supply of 16.5 to 28V DC. This FM-approved device is designed for use in hazardous environments.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the DWYER HHT-EU-LCD humidity transmitter used for?

The DWYER HHT-EU-LCD is a hazardous location transmitter with display that measures relative humidity from 0% to 100%. It is used in industrial environments requiring FM-approved equipment, such as chemical plants or refineries, where reliable humidity monitoring is critical for process control and safety.

What are the specifications of the DWYER HHT-EU-LCD humidity transmitter?

The DWYER HHT-EU-LCD humidity transmitter has a 1/2 in NPT connection, 4 to 20 mA output, and measures 0% to 100% relative humidity. It requires 16.5 to 28V DC power and is FM-approved for hazardous locations. The female thread design suits standard industrial installations.

Where to buy the DWYER HHT-EU-LCD humidity transmitter worldwide?

3G Electric supplies the DWYER HHT-EU-LCD humidity transmitter worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this FM-approved hazardous location transmitter.

How to install the DWYER HHT-EU-LCD humidity transmitter?

Install the DWYER HHT-EU-LCD in a hazardous location using the 1/2 in NPT female connection. Ensure power supply is 16.5 to 28V DC and wiring supports 4 to 20 mA output. Follow standard practices for FM-approved equipment: verify area classification, use proper conduit seals, and avoid exceeding the rated humidity range.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management

Dwyer Products

3G Electric supplies Dwyer hazardous location transmitters with display. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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DWYER Humidity Transmitter: 1/2 in NPT, 4 to 20 mA, 0%to 100% Relative Humidity Range, Female (MPN HHT-EU)
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