Data Sheet for Product

Information in this document is based on specifications believed correct at the time of publication. The right is reserved to make changes as
design improvements are introduced. Products or company names mentioned herein may be the trademarks of their respective owners. © 2016
Siemens Industry, Inc.
Siemens Industry, Inc.
Building Technologies Division
1000 Deerfield Parkway
Buffalo Grove, IL 60089-4513
USA
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Document No. 149-930
Printed in the USA
Page 3 of 3
Ordering Information
Part Number
Description
QBM3100U025U
Air Differential Pressure Sensor, - 0.25" to 0.25" WC pressure range.
QBM3100U1
Air Differential Pressure Sensor, 1" WC pressure range.
QBM3100U2.5
Air Differential Pressure Sensor, 2.5" WC pressure range.
QBM3100U5
Air Differential Pressure Sensor, 5" WC pressure range.
QBM3100U10
Air Differential Pressure Sensor, 10" WC pressure range.
Wiring
Figure 1. Wiring Schematic.
Dimensions
Figure 2. Dimensions in Inches (Millimeters).