Specifications
U1177A Infrared (IR)-to-Bluetooth Adapter 
Monitoring multiple measurements simultaneously and wirelessly is now made possible 
with the U1177A Infrared (IR)-to-Bluetooth adapter. To achieve this, simply install the free 
software on your Android smart phone or tablet, and connect it to any Agilent 
handheld digital multimeter (HH DMM) that is attached to a U1177A. With this, you 
not only get real-time measurement monitoring and data logging, both apply to Android 
devices and PCs as well.
Features 
•  Compatible with Agilent U1210 series handheld clamp meters 
  and other handheld digital multimeters such as the U1230 
  series, U1240 series, U1250 series and U1270 series.
•  Monitor up to 3 multimeter measurements at the same time 
  with Agilent Mobile Meter software
•  Perform data logging with Agilent Mobile Logger software
Agilent wireless remote connectivity solution
Bluetooth and the Bluetooth logo are registered trademarks owned by 
Bluetooth SIG, Inc., U.S.A. and licensed to Agilent Technologies, Inc.
Agilent U1177A 
Infrared (IR)-to-Bluetooth adapter
Recommended
for
Electrical, HVAC 
and utilities
Installation and 
maintenance 
of machinery, 
electrical systems
Electronics troubleshooting Industrial
Model no.
U1231A U1232A
U1233A
U1241B U1242B U1251B U1252B U1253B U1271A U1272A U1273A U1273AX
General
Operating 
temperature
–10 to 
55 °C, 0% 
to 80% RH  
–10 to 
55 °C, 0% 
to 80% RH  
–10 to 
55 °C, 0% 
to 80% RH  
–10 to
55 °C, 0 to 
80% RH
–10 to 
55 °C, 0 to 
80% RH
–20 to 
55 °C, 0 to 
80% RH
–20 to 
55 °C, 0 to 
80% RH
–20 to 
55 °C, 0 to 
80% RH
–20 to 
55 °C, 0 to 
80% RH
–20 to 
55 °C, 0 to 
80% RH
–20 to 
55 °C, 0 to 
80% RH
–40 to 
55 °C, 0 to 
80% RH
Altitude 2000 m 2000 m 2000 m 2000 m 2000 m 2000 m 2000 m 2000 m 3000 m 3000 m 3000 m 3000 m
Measurement 
category
CAT III 
600 V
CAT III 
600 V
CAT III 
600 V
CAT III 
1000 V/
CAT IV 
600 V
CAT III 1000 
V/CAT IV 
600 V
CAT III 1000 
V/ CAT IV 
600 V
CAT III 1000 
V/ CAT IV 
600 V
CAT III 1000 
V/CAT IV 
600 V
CAT III 1000 
V/CAT IV 
600 V
CAT III 
1000 V/
CAT IV 
600 V
CAT III 
1000 V/
CAT IV 
600 V
CAT III 
1000 V/
CAT IV 
600 V
Battery type 
(included)
4 x AAA 
alkaline
4 x AAA 
alkaline
4 x AAA 
alkaline
4 x AAA 
alkaline
4 x AAA 
alkaline
9 V
7.2 V 
(recharge-
able)
7.2 V 
(recharge-
able)
4 x AAA 
alkaline
4 x AAA 
alkaline
4 x AAA 
alkaline
4 x AAA
lithium
Battery life 500 hours 500 hours 500 hours 300 hours 300 hours 72 hours 36 hours 8 hours 300 hours 300 hours 30-60 hours 50-100 hours
Dimensions 
(H x W x D)
169.0 x 
86.0 x 
52.0 mm
169.0 x 
86.0 x 
52.0 mm
169.0 x 
86.0 x 
52.0 mm
193.8 x 
92.2 x 
58.0 mm
193.8 x 
92.2 x 
58.0 mm
203.5 x 
94.4 x 
59.0 mm
203.5 x 
94.4 x 
59.0 mm
203.5 x 
94.4 x 
59.0 mm
207.0 x 
92.0 x
 59.0 mm
207.0 x 
92.0 x 
59.0 mm
207.0 x 
92.0 x 
59.0 mm
207.0 x 
92.0 x 
59.0 mm
Advanced 
functions
Built-in 
flashlight, 
continuity 
alert with 
flashing 
backlight, 
Z
Low
Built-in 
flashlight, 
continuity 
alert with 
flashing 
backlight, 
Z
Low
Built-in 
flashlight, 
non-contact 
voltage 
detector 
with Vsense, 
continuity 
alert with 
flashing 
backlight, 
Z
Low
Switch 
counter
Switch 
counter, har-
monic ratio, 
dual and 
differential
temperature 
mesure-
ments
N/A
20 MHz 
frequency 
counter, pro-
grammable 
square wave 
generator
Organic 
LED display, 
20 MHz 
frequency 
counter, pro-
grammable 
square wave 
generator
Low pass 
filter, AC 
and/or DC 
voltage 
check
Low pass 
filter, low 
impedance 
mode, offset 
compensa-
tion
Low pass 
filter, low 
impedance 
mode, offset 
compensa-
tion
Low pass 
filter, low 
impedance 
mode, offset 
compensa-
tion
Digital Multimeters Continued
Web link
www.agilent.com/find/U1177A
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