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SiemensDuct Temperature Sensors

Siemens 540-244-18 Duct Temperature Sensor

The Siemens Temperature Sensor: Duct Mount (SKU 3G-OTH-69208) is a duct-mounted room temperature sensor with a plastic conduit box housing and hardwired electrical connection. It offers a temperature accuracy of…

SKU 3G-OTH-69208

Also listed as: 54024418 · 540 244 18

Brand
Siemens
Item
540-244-18 Duct Temperature Sensor
Part Number
540-244-18
Category
Duct Temperature Sensors
Available to Order
Also known as:540-244-18Siemens
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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

Siemens
Manufacturer Part Number
540-244-18
Type
Conduit Box, 55°F to 95°F, Plastic, Averaging Measurement, Plastic
Display
No Display
Housing
Plastic
Housing Type
Conduit Box
Product Type
Room Temperature Sensor
Mounting Location
Duct Mount
Temperature Accuracy
±0.36°F
Electrical Connection Type
Hardwired
Compatible Building Automation Protocols
Modbus
For Use With Building Automation Systems
Building Automation System Compatible

Technical Documents

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

Product Description

The Siemens Temperature Sensor: Duct Mount (SKU 3G-OTH-69208) is a duct-mounted room temperature sensor with a plastic conduit box housing and hardwired electrical connection. It offers a temperature accuracy of ±0.36°F and is compatible with Modbus building automation protocols for use with building automation systems.

Frequently Asked Questions

What is the Siemens 540-244-18 duct temperature sensor used for?

The Siemens 540-244-18 duct temperature sensor is used in HVAC building automation systems to measure air temperature inside ductwork. It provides accurate readings for system control and energy management, and is compatible with Modbus protocols for integration into building management systems.

What are the specifications of the Siemens 540-244-18 temperature sensor?

The Siemens 540-244-18 is a duct-mounted room temperature sensor with a plastic conduit box housing. It has a temperature range of 55°F to 95°F, accuracy of ±0.36°F, hardwired electrical connection, and supports Modbus building automation protocols. It is designed for use with building automation systems.

Where to buy the Siemens 540-244-18 temperature sensor worldwide?

You can source the Siemens 540-244-18 temperature sensor 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 on this part.

How to install a Siemens duct temperature sensor?

Install the Siemens duct temperature sensor by mounting it in the ductwork using the provided hardware. Ensure the sensing element is fully inserted into the airstream. Hardwire the electrical connections per the wiring diagram, and configure the Modbus protocol for integration with your building automation system.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks
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Siemens Products

3G Electric supplies Siemens duct temperature sensors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This hardwired duct temperature sensor from Siemens features a metal housing and is designed for duct-mount installation in building automation systems. It provides averaging measurement with an accuracy of ±0.54°F over a range of -40°F to 180°F, and supports LoRaWAN protocols for integration into HVAC control networks
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