Siemens 3G-OTH-176170 — Technical Specifications

Name: Siemens 3G-OTH-176170 SIEMENS Room Pressure Monitor: +/- 0.50" WC (125 Pa), P1, Terminal Block, 2.17 in Display Size (MPN 547-104B). Key specifications — Manufacturer Part Number: 547-104B; Brand: SIEMENS; Accuracy: ±0.25% of Full Scale; Analog Outputs: SPDT Relay; Display Size: 2.17 in; Measurement Range: +/- 0.50" WC (125 Pa); Operating Humidity - Maximum: 95% RH (Non-Condensing); Operating Temperature Range: 32°F to 120°F.
Brand: Siemens

The Siemens Room Pressure Monitor (SKU 878FG8, MPN 547-104B) is a room condition monitor with a measurement range of +/- 0.50" WC (125 Pa) and an accuracy of ±0.25% of Full Scale. It operates on 18 to 32V AC, features a 2.17 in display, and provides an SPDT Relay analog output. Designed for environments with temperatures from 32°F to 120°F and up to 95% RH (non-condensing), this device monitors room pressure conditions.

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Technical Specifications

Parameter	Value
Type	P1, Terminal Block
Brand	SIEMENS
Accuracy	±0.25% of Full Scale
Display Size	2.17 in
Analog Outputs	SPDT Relay
Measurement Range	+/- 0.50" WC (125 Pa)
Operating Voltage	18 to 32V AC
Manufacturer Part Number	547-104B
Operating Temperature Range	32°F to 120°F
Operating Humidity - Maximum	95% RH (Non-Condensing)