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Siemens Room Condition Monitor: +/- 0.10" WC (25 Pa), BACnet/P1, Terminal Block - Siemens Room Condition Monitors
SiemensSiemens Room Condition Monitors

Siemens Room Condition Monitor: +/- 0.10" WC (25 Pa), BACnet/P1, Terminal Block

The Siemens Room Condition Monitor (MPN 547-322B) is a BACnet/P1 room condition monitor with a 4.3 in display and an accuracy of 0.25%. It features a measurement range of +/- 0.10" WC (25 Pa), analog inputs of 0 to 5…

SKU 3G-OTH-176166

Also listed as: 547322B · 547 322B

Brand
Siemens
Item
Room Condition Monitor: +/- 0.10" WC
Category
Siemens Room Condition Monitors
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Technical Specifications

Siemens
Manufacturer Part Number
547-322B
Type
BACnet/P1, Terminal Block
Accuracy
0.25%
Includes
Phoenix Contact MC Plug Kit with (3) Green and (2) Black Connectors
Display Size
4.3 in
Analog Inputs
0 to 5 V DC
Measurement Range
+/- 0.10" WC (25 Pa)
Operating Voltage
18 to 30V AC
Operating Temperature Range
32°F to 120°F
Operating Humidity - Maximum
95%

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

Product Description

The Siemens Room Condition Monitor (MPN 547-322B) is a BACnet/P1 room condition monitor with a 4.3 in display and an accuracy of 0.25%. It features a measurement range of +/- 0.10" WC (25 Pa), analog inputs of 0 to 5 V DC, and operates on 18 to 30V AC within a temperature range of 32°F to 120°F and up to 95% humidity. The unit includes a Phoenix Contact MC Plug Kit with (3) Green and (2) Black Connectors.

Frequently Asked Questions

What is the Siemens Room Condition Monitor used for?

The Siemens Room Condition Monitor (MPN 547-322B) is used for monitoring and displaying room pressure, temperature, and humidity in HVAC applications such as cleanrooms, hospitals, and laboratories. It provides accurate readings with a 0.25% accuracy and a measurement range of +/- 0.10" WC (25 Pa).

What are the specifications of the Siemens Room Condition Monitor 547-322B?

The Siemens Room Condition Monitor 547-322B features a 4.3 in display, accuracy of 0.25%, measurement range of +/- 0.10" WC (25 Pa), analog inputs of 0 to 5 V DC, operating voltage of 18 to 30V AC, temperature range of 32°F to 120°F, and maximum humidity of 95%. It includes a Phoenix Contact MC Plug Kit.

Where to buy the Siemens Room Condition Monitor worldwide?

You can source the Siemens Room Condition Monitor (MPN 547-322B) worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the Siemens Room Condition Monitor?

Install the Siemens Room Condition Monitor by mounting it on a wall or panel, connecting the Phoenix Contact MC Plug Kit terminals to the BACnet/P1 network and 18 to 30V AC power supply. Ensure the unit is within the specified temperature and humidity range. Refer to the manufacturer's manual for detailed wiring and configuration.

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 siemens room condition monitors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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Temperature and Humidity Sensor: Wall Mount, 32°F to 131°F, Polycarbonate, Single Measurement (MPN QFA3212.EWSN)
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Temperature and Humidity Sensor: Wall Mount, 32°F to 131°F, Polycarbonate, Single Measurement (MPN QFA3212.EWSN)
Temperature and Humidity Sensor: Wall Mount, -40°F to 158°F, 0 to 10V DC/4 to 20 mA, Polycarbonate (MPN QFA32SS.EWSN)
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Temperature and Humidity Sensor: Wall Mount, -40°F to 158°F, 0 to 10V DC/4 to 20 mA, Polycarbonate (MPN QFA32SS.EWSN)

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