KYORITSU 4105DLBT-H Owner's manual

KYORITSU
Brand
KYORITSU
Model
4105DLBT-H
Category
Cable network testers
Type
Owner's manual

This manual is also suitable for

Instruction Manual
Digital Earth Resistance Tester
KEW 4105DL/4105DLBT
KEW4105DL
KEW4105DLBT (Equipped Bluetooth)
Contents
1．Safety warnings
#DANGER
#
#DANGER
#WARNING
#CAUTION
#DANGER
#WARNING
#CAUTION
Symbols
#
Measurement Category
O: Device which is
not directly
connected to the
mains power supply
2．Features
8-1.
Comparator function
3．Specifications
·
4．Name of parts
②
④
③
①
⑤
⑥
① ② ③
#
5．Accessories
2pcs (red & black)
Protective
finger guard*
4
2pcs (black)
Protective
finger guard*
4
Red cable (20m) Yellow cable (10m)
Each item can be stored as shown below.
Main unit
Auxiliary earth spikes
Test leads for
simplified measurement Test leads for
precision measurement
Each item can be stored as shown below.
Main unit
Auxiliary earth spikes
Test leads for
simplified measurement
and for
precision measurement (green)
Cable reels
Two hooks
on hard case
Press and secure.
Red, yellow, green
Offering easy connection of a
cable with spade connector
#DANGER
#CAUTION
6．Getting started
Battery voltage check
12. Battery replacement
12. Battery replacement
7．Earth resistance measurement
#DANGER
7-1. Measurement principle
Rx
EH(C)
VES(P)
7-2. Precision measurement (with test leads for precision measurement)
E(Earth)
S(P)(Potential) H(C)(Current)
Rx = V / I
V = Rx × I
Constant current generator
I
Voltmeter
V
～
Clause7.2, (4) Auxiliary earth resistance.
Red
Red
Green
Green
Earthed electrode
under test
Auxiliary
earth spikes
Yellow
Yellow
#DANGER
Red LED lights up.
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KYORITSU 4105DLBT-H Owner's manual

KYORITSU
Brand
KYORITSU
Model
4105DLBT-H
Category
Cable network testers
Type
Owner's manual
This manual is also suitable for
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