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UT681 Series Cable Testers

UT681 series handheld cable testers can be used to fast check if Ethernet/telephone/BNC/HDMI cables are conducting, short-circuit, crossed or open-circuit. They are ideal tools for technicians to install, maintain and inspect week current system circuit.

Models in UT681 Series: UT681L, UT681C, UT681HDMI

Interface types

RJ45/RJ11

Fast test mode

LED1~LED8, LED_G

Slow test mode

LED1~LED8, LED_G

To test for the case of short circuit, crossover, open circuit, etc.

●

Ethernet cable: shielded/ unshielded test

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Manual power off

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Data Sheet

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Key Features

Features

● LED status display

● Auto check of open/short/crossovercircuit

● Single key operation

● Manual/auto power off (after10-minute inactivity)

● Low battery indication

● Power supplied by 9V battery

Model

UT681L

Technical Specification

General Characteristics
Specifications	Range	UT681L	UT681C	UT681HDMI	Description
Test function	To test for: RJ45/RJ11	✔
	To test for: RJ45/RJ11/BNC		✔		Need to use RJ45 to BNC adaptor
	To test for: HDMI/MINI-HDMI			✔
	Fast test mode	✔	✔		LED1~LED8, LED_G
	Slow test mode	✔	✔		LED1~LED8, LED_G
	Scan test mode			✔	LED1~LED19, LED_S
	Full display test mode			✔	LED1~LED19, LED_S
	To test for the case of short circuit, crossover, open circuit, etc.	✔	✔	✔
	Ethernet cable: shielded/ unshielded test	✔	✔	✔
	Manual shutdown function	✔	✔	✔
	Auto shutdown function	✔	✔	✔	No operation within 10 minutes, the device will shut down automatically
	Single key operation	✔	✔	✔
	Power supply: 9V battery	✔	✔	✔
	Low battery detection	✔	✔	✔	Less than 7.2V
Application environment	Operating temperature: 0~40℃	✔	✔	✔
	Storage temperature: -10~50℃	✔	✔	✔
	Operating humidity: 20~80%RH	✔	✔	✔
	Storage humidity: 10~90%RH	✔	✔	✔
	Altitude: ≤2000 meters	✔	✔	✔
Safety standard	CE EN61326-1: 2013; EN61326-2-2: 2013	✔	✔	✔
Product color	Red and grey
Product net weight	Transmitter: 87g; receiver: 51g
Product size	Transmitter: 102mm x 62mm x 28mm; receiver: 102mm x 37mm x 28mm
Standard accessories	9V battery, BNC to RJ45 adaptor (UT681C)
Standard individual packing	Gift box, English manual
Standard quantity per carton	40pcs
Standard carton measurement	455mm x 410mm x 225mm
Standard carton gross weight	UT681L: 6.4kg; UT681C: 8.7kg; UT681HDMI: 9.5kg

specifications	Range	Accuracy
AC Voltage Detection	0.010Ω-0.199Ω 0.010Ω-0.199Ω 0.010Ω-0.199Ω	±（1%＋0.02Ω） ±（1%＋0.02Ω） ±（1%＋0.02Ω）
Current (AC)	0.010Ω-0.199Ω 0.010Ω-0.199Ω 0.010Ω-0.199Ω	±（1%＋0.02Ω） ±（1%＋0.02Ω） ±（1%＋0.02Ω）
Features
Jaw size	0.010Ω-0.199Ω
Timer	✔