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OMEGA Temperature and Humidity Transmitter: 4 to 20mA/1 to 5V DC, Thin-Film Polymer Capacitor - Indoor Wall-Mount Transmitters
OMEGAIndoor Wall-Mount Transmitters

OMEGA Temperature and Humidity Transmitter: 4 to 20mA/1 to 5V DC, Thin-Film Polymer Capacitor

The OMEGA EWS-RH is an indoor wall-mount temperature and humidity transmitter with a thin-film polymer capacitor sensing element. It provides a 4 to 20mA/1 to 5V DC output, covering a temperature range of -15 °C to…

SKU 3G-OTH-179246

Brand
OMEGA
Item
Temperature and Humidity Transmitter: 4 to 20mA/1 to 5V DC, Thin-Film Polymer Capacitor
Category
Indoor Wall-Mount Transmitters
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Technical Specifications

OMEGA
Manufacturer Part Number
EWS-RH
Type
Thin-Film Polymer Capacitor, EWS
Output
4 to 20mA/1 to 5V DC
Display Type
No Display
Humidity Accuracy
20 to 80% of ±3% RH
Temperature Range
-15 °C to 77 °F
Sensing Element Type
Thin-Film Polymer Capacitor
Temperature Accuracy
20 to 80% of ±3% RH
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OMEGA Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OMEGA EWS-RH is an indoor wall-mount temperature and humidity transmitter with a thin-film polymer capacitor sensing element. It provides a 4 to 20mA/1 to 5V DC output, covering a temperature range of -15 °C to 77 °F. Humidity accuracy is ±3% RH from 20 to 80% RH, and ±4% RH from 5 to 20% and 80 to 95% RH; temperature accuracy is ±3% RH from 20 to 80% RH. This model has no display.

Frequently Asked Questions

What is the OMEGA EWS-RH temperature and humidity transmitter used for?

The OMEGA EWS-RH is used for indoor wall-mount monitoring of temperature and humidity in HVAC, clean rooms, and environmental control systems. It provides a 4 to 20mA/1 to 5V DC output for integration with building management systems.

What are the specifications of the OMEGA EWS-RH transmitter?

The OMEGA EWS-RH has a thin-film polymer capacitor sensing element, output of 4 to 20mA/1 to 5V DC, temperature range -15 °C to 77 °F, humidity accuracy ±3% RH from 20 to 80% RH, and ±4% RH from 5 to 20% and 80 to 95% RH. It has no display.

Where to buy the OMEGA EWS-RH worldwide?

You can source the OMEGA EWS-RH worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the OMEGA EWS-RH transmitter?

Mount the OMEGA EWS-RH on an indoor wall at a representative height, away from direct heat or drafts. Connect the 4 to 20mA/1 to 5V DC output to your controller per the wiring diagram. Ensure the sensing element is unobstructed for accurate readings.

Used in

Common applications for OMEGA
Process control — OMEGA PR-22-3-100-A-1/8-0600-M12 RTD probes for temperature monitoring in chemical reactors
HVAC systems — OMEGA DP32PT digital panel meters for displaying temperature and pressure in building management
Gas appliance testing — OMEGA 5SC-TT-K-36-36 Type K thermocouples for measuring flue gas temperatures
Surface temperature measurement — OMEGA SA1-RTD-120 surface RTDs for monitoring pipe or vessel walls
Laboratory instrumentation — OMEGA NHX-K-M thermocouple plugs for connecting sensors to data loggers
Energy management — OMEGA M12TXSS-PT100-13MM-1/8NPT transmitters for boiler temperature feedback

OMEGA Products

3G Electric supplies OMEGA indoor wall-mount transmitters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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