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
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
A
B
C
U3M-148
1.125ӯ
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