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UT3550 SERIES

UT3550 is a hand-held battery tester with automatic real time detection. It has the portability of handheld instruments and the superior performance of Bench instruments. It is a measuring instrument with high accuracy and high resolution.  with USB type C interface for remote control and data acquisition and analysis. Support SCPI protocol. It is mainly used in the quality inspection of various batteries. UPS can be directly measured online with high accuracy.


0.0001V~100.00V
VOLTAGE RANGE
0.001mΩ~30.00Ω
RESISTANCE RANGE
Voltage:0.05% ,Resistance:0.5%
ACCURACY
Type-C , USB DEVICE
CONNECTIVITY
Portable
SIZE
3.5'' TFTLCD & 0.96'' OLED
DISPLAY
High measurement accuracy

High measurement accuracy

Resistance measurement range: 0.001mΩ~30.00Ω ;

Voltage measurement range: 0.0001V~100.000V


Sorting function

Sorting function

Three comparison modes: direct reading value, percentage and absolute value. Help you with quick battery screening.


Timing test and save data function

Timing test and save data function

Set the interval time to automatically record the measurement data. Up to 500 sets of data can be saved. Exportable CSV format documents to USB flash disk to facilitate data analysis.


Interface & Protocol Support

Interface & Protocol Support

Standard interface: Type-C (host computer control) USB (save data/screenshot) charging interface

The instrument supports SCPI protocol for remote control and data acquisition

Top secondary display with lanyard/shoulder strap to meet more test occasions


Standard PC software

Standard PC software

Support remote control, PC can set, view and analyze data


UT3550

VOLTAGE RANGE:0.0001V~100.00V
RESISTANCE RANGE:0.001mΩ~30.00Ω
ACCURACY:Voltage:0.05% ,Resistance:0.5%
CONNECTIVITY:Type-C , USB DEVICE
SIZE:Portable
DISPLAY:3.5'' TFTLCD & 0.96'' OLED
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USER MANUAL
download

UT3550 User's Guide

Version:V1.0
Release Date:2022.05.31
DATASHEETS
download

UT3550 Data Sheet

Version:V1.0
Release Date:2022.05.18
ACCESSORIES
Model
Description
Price
Manual Download
UT-L80
UT-L80
Crown probe test lines(Four terminal connection type)
UT-L81
UT-L81
Alligator clip test lead (four-terminal wiring type)
SOFTWARE
Name
Version
Release Date
Download
UT3550 Series Software
V1.0
2022/05/25
download
No screen display(blank screen)

If the generator still remains blank screen when power on.

1) Check whether the power supply is connected properly.

2) Check whether the power switch on the rear panel is set to "I".

3) Check whether the power switch on the front panel is connected .

4) Restart the instrument.

5) If the instrument still can't work normally, please contact your UNI-T dealer or local offices for support.



No waveform output

Correct settings but no waveform output

1) Check whether the BNC cable is properly connected to the channel output.

2) Check whether the key CH1 or CH2 is turned on.

3) Save the current settings of the instrument to a USB flash drive and "restore factory settings",  then restart the instrument.

4) If the instrument still can't work normally, please contact your UNI-T dealer or local offices for support.


Can not recognize U disk

1) Check whether the USB flash drive device is working properly.

2) Make sure you are using Flash type USB flash drive device, this instrument does not support hard disk type USB flash drive device.

3) Restart the instrument and insert the USB flash drive again to see if it works properly.

4) If the USB flash drive still can not be recognized, please contact UNI-T dealer or local office and let us serve you.


Maintenace and Cleaning

(1) General Maintenance 

Do not store or put the instrument under direct sunlight for a long time, especially the LCD display panel. Caution:  Sprays, liquids or solvents are not allowed for the instrument or probe  to avoid damage to the instrument or the probe. 

(2) Cleaning 

Check the instrument and probe frequently according to the operating conditions. Fellow the steps to clean the surfaces of the instrument.


Please use a soft cloth to wipe dust on the surface of the instrument and probe. When cleaning the LCD panel, be careful not to scratch the transparent protective film. 


Power off the instrument first and wipe the instrument with a soft cloth.Use a mild detergent or water to clean if necessary.


Do not use any abrasive chemical cleaners as they may damage the instrument or the probe. 


Warning: Make sure the instrument is completely dry before rebooting. Moisture may cause electrical short-circuit or even personal injury!



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