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SiemensSiemens Room Condition Monitors

Siemens Room Pressure Monitor: +/- 0.25" WC (62.5 Pa), P1, Terminal Block

The Siemens Room Pressure Monitor (MPN 547-313B) is a room condition monitor with a measurement range of +/- 0.25" WC (62.5 Pa) and an accuracy of ±0.25% of Full Scale. It features a 2.17 in display, analog inputs of…

SKU 3G-OTH-176174

Also listed as: 547313B · 547 313B

Brand
Siemens
Item
Room Pressure Monitor: +/- 0.25" WC
Category
Siemens Room Condition Monitors
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Technical Specifications

Siemens
Manufacturer Part Number
547-313B
Type
P1, Terminal Block
Accuracy
±0.25% of Full Scale
Display Size
2.17 in
Analog Inputs
0 to 5 V DC
Analog Outputs
0 to 5V DC (3-Wire)
Measurement Range
+/- 0.25" WC (62.5 Pa)
Operating Voltage
18 to 30V AC
Operating Temperature Range
32°F to 120°F
Operating Humidity - Maximum
95% RH (Non-Condensing)

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

Product Description

The Siemens Room Pressure Monitor (MPN 547-313B) is a room condition monitor with a measurement range of +/- 0.25" WC (62.5 Pa) and an accuracy of ±0.25% of Full Scale. It features a 2.17 in display, analog inputs of 0 to 5 V DC, and analog outputs of 0 to 5V DC (3-Wire). The device operates on 18 to 30V AC within a temperature range of 32°F to 120°F and a maximum humidity of 95% RH (Non-Condensing).

Frequently Asked Questions

What is the Siemens Room Pressure Monitor 547-313B used for?

The Siemens Room Pressure Monitor 547-313B is used to measure and display differential pressure in cleanrooms, labs, and hospitals. It ensures critical spaces maintain proper pressurization with ±0.25% accuracy and a +/- 0.25" WC (62.5 Pa) range, supporting HVAC and containment applications.

What are the specifications of the Siemens 547-313B?

The Siemens 547-313B has a measurement range of +/- 0.25" WC (62.5 Pa) with ±0.25% accuracy. It features a 2.17 in display, 0 to 5 V DC analog inputs and outputs (3-wire), operates on 18 to 30V AC, and handles up to 95% RH non-condensing humidity.

Where to buy the Siemens Room Pressure Monitor 547-313B worldwide?

3G Electric supplies the Siemens Room Pressure Monitor 547-313B worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this room condition monitor to your facility. Contact us for availability and lead time.

How to install the Siemens Room Pressure Monitor 547-313B?

Install the Siemens 547-313B by mounting it in a clean, dry location within its 32°F to 120°F operating range. Connect the 0 to 5 V DC analog inputs and outputs via the terminal block, and supply 18 to 30V AC. Follow standard pressure-sensor wiring practices and avoid condensation.

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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SIEMENS Room Pressure Monitor: +/- 0.25" WC (62.5 Pa), P1, Terminal Block, 2.17 in Display Size (MPN 547-103B)
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Differential Pressure Sensor: -0.25 in wc to 0.25 in wc, ±1.00% Accuracy, 0 to 10V DC, 0 to 10V DC (MPN 590-510)

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