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Installation and Maintenance

U3M-148 Ultrasonic Sensors

Madison Company, Inc.

27 Business Park Drive

Branford, CT 06405

MADE IN THE USA

Made in the USA

203-488-4477  or  800-466-5383

[email protected]

www.madisonco.com

Sensing Solutions since 1959

MF-163 Rev A 

ECN 10703, 01/30/18 

Page 1 of 3 

INSTRUCTION  MANUAL  

U3M-148 Ultrasonic Sensors 

DIMENSION 

Model 

U3M-148 

1.125”Ø 

1.95” 

1” NPT 

Specifications 

Model 

U3M-148 

Beam Angle 

12° 

Range 

0.33 - 9 ft. 

Resolution 

0.03” 

Temperature 

Electronic Enclosure 

- 40 to 140°F

Pressure 

5 Bar 

Ingress Protection 

NEMA 6 (IP68) 

Input Power 

12 - 30 VDC 

Output 

4 - 20 mA 

Cable 

5’ - 24AWG 

Mounting 

1.0” NPT 

Option 

-S15 (Sanitary)

1.5” Ferrule 

-S20 (Sanitary)

2” Ferrule 

-3/4 (Adapter)

1

3/4” Adapter 

-HTP (High Temp &

Pressure Nozzle)

-40 to 266°F

-485 (Communication)

RS-485 

-R (Relay)

2

SPDT 

8A@230VAC 

1. Not available with S15, S20, HTP option.

2. Includes 5’ - 18AWG Cable.

© 2018 Madison Company, Inc., MAD_MAN_MF-163_060518

ECN #10900, Effective Date 08/2018, MF-163, Rev B

ISO 9001 Certified

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