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P/N:110401108933X

Preface

Thank you for purchasing the new UT695D series optical multimeters. In 
order to use these products safely and correctly, please read this manual 
thoroughly, especially the 

Safety Warning

 part.

After reading this manual, it is recommended to keep the manual at an 
easily accessible place, preferably close to the device, for future reference.

Limited Warranty and Liability

Uni-Trend guarantees that the product is free from any defect in material 
and workmanship within one year from the purchase date. This warranty 
does not apply to damages caused by accident, negligence, misuse, 
modification, contamination or improper handling. The dealer shall not be 
entitled to give any other warranty on behalf of Uni-Trend. If you need 
warranty service within the warranty period, please contact your seller 
directly.

Uni-Trend will not be responsible for any special, indirect, incidental or 
subsequent damage or loss caused by using this device. 

UT695D Series 
Optical Multimeters 
User Manual

1. Safety Warning

      This manual contains the necessary operating instructions and 

 

equipment

maintenance method. Please read each part of it carefully before 

 

using 

the equipment. 

      

understood, 

If the manual is not read or the operating instructions are not 

 

the operation may cause inaccurate test results or damage the equipment, 
or even endanger personal safety. 

      This version of the manual is subject to change without prior notice.

Symbol Description:

Warning or Caution

Complies with European Union standards

Do not discard the battery as unsorted municipal waste. Please 
place it in a fixed battery recycling station for disposal.

Please read the instructions before use.

2. Introduction

 

UT695D series handheld mini optical multimeters integrate three functions 
of optical signal power measurement, optical fiber continuity detection and 
LAN cable sequence test. The products are beautiful and durable with 
ergonomic design. They have various functions, including IP54 dust and 
water prevention, flashlight, backlight display , automatic identification of 
light modulation frequency, auto power off, wavelength memory, user 
calibration, and ultra-wide optical power test range. The products are 
widely used in optical cable construction and maintenance, optical fiber 
communication, optical fiber sensing, optical CATV and other fields.

2.1 Models

UT695D-05

OPTICAL MULTIMETER

Power meter + 5mW

visual fault l 

LAN cable sequence test

>5mW

UT695D-10

OPTICAL MULTIMETER

Power meter + 10mW 

visual fault l LAN 

cable sequence test

>10mW

Model

Name

Main 

function

Power of 

visual fault 

locator

2.2 Features

    Simultaneous display of linear mW and nonlinear dBm
    IP54 dust and water prevention 
    Visual fault locator function
    LAN cable sequence test
    Auto power off 
    Powered by lithium battery

(Host only)

3. Structure

3.1 Structure Diagram

4

5

6

7

8

9

10

1

2

3

1

2

3

4

5

6

7

8

9

10

Visual fault locator interface

Flashlight

Optical power interface

LCD

RJ 45 interface of the 
master device

Keypad 

Mini USB charging port

Line sequence indicators 
of the master device

Line sequence indicators 
of the slave device

RJ 45 interface of the 
slave device

3.2 Key Description

Power key
1. Short press to power on, and long press (>1s) 
    to power off. 
2. Short press this key in the power on state to turn 
    the auto power off function on or off.

Short press to switch the status of the visual 
fault locator function (OFF

→ 

ON 

→ 

flash at 

1Hz 

→ 

OFF cycle by default).

Short press to turn the flashlight on or off.

Long press to automatically zero the optical 
power meter (for clearing signal noise like 
dark current).

Short press to change the display unit (dBm, 
dB, μW) and the test data will be displayed 
with the corresponding result.

Long press for 2s to turn the LAN cable 
sequence test mode on or off. When this mode 
is on, the optical power meter function is off. 

Eight calibrated wavelengths (850nm, 980nm, 
1300nm, 1310nm, 1490nm, 1550nm, 1625nm 
and 1650nm) can be selected by this key.

Short press to save the current test result as a 
reference value.

Self-calibration mode: Press       +       simultaneously 
(press again to exit the calibration mode) to enter the 
calibration mode.  At this time, the character "CAL" is 
displayed on the LCD. Press     to add 0.05dB and      
to subtract 0.05dB at a time.  This is used to calibrate 
the measurement error. After adjusting, press the 
power key to save the calibration data. 

Factory reset: Press        +       simultaneously to 
restore factory settings.

The backlight is turned on by default, and it will automatically 
turn off after 5 minute of no operation. Press any key to turn 
the backlight on again.

    Low battery indication 
    Flashlight function
    User self-calibration function
    Wavelength memory function 
    FC, SC and ST port

    Battery life 

60 hours

    Conforms to EN61326-1:2013 and EN61326-2-2:2013 standards

No.

Key

Description

1

2

3

4

5

6

7

8

9

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