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SiemensTemperature Sensors

Siemens Grainger Product (MPN 540-670A)

The Siemens Grainger Product (MPN 540-670A) is a surface-mount indoor temperature sensor compatible with Siemens Terminal Equipment Controllers (TEC). It features a flush mounted override button and cable electrical…

SKU 3G-OTH-71113

Brand

Siemens

Item

Grainger Product

Category

Temperature Sensors

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Technical Specifications

Siemens

Manufacturer Part Number

540-670A 

Includes

Flush Mounted Override Button 

Application

Temperature 

Mounting Type

Surface Mount 

Indoor/Outdoor

Indoor 

Temperature Range

55° to 95°F 

Electrical Connection Type

Cable 

Compatible Brand and Series

Siemens Terminal Equipment Controllers (TEC) 

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Siemens Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens Grainger Product (MPN 540-670A) is a surface-mount indoor temperature sensor compatible with Siemens Terminal Equipment Controllers (TEC). It features a flush mounted override button and cable electrical connection, with a temperature range of 55° to 95°F.

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

Siemens Products

3G Electric supplies Siemens 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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