Токоизмерительные клещи UNI-T UTM 1204A (UT204A). Инструкция на английском языке

P\N:110401102778

CONTENTS
I.  Introduction--------------------------------------------- 1
II.Unpacking Inspection--------------------------------- 1
III.Rules for Safe Operation----------------------------2
IV.Electrical Symbols------------------------------------3
V.Appearance Structure--------------------------------4
VI.Display Symbols-------------------------------------- 5
VII.Key Functions and Automatic Shutdown-------6
VIII.Measurement Instructions------------------------ 7
1.DC Voltage Measurement-------------------------7
2.AC Voltage Measurement-------------------------8
3.Resistance Measurement-------------------------9
4.Diode Measurement------------------------------ 10
5.Conductance Detection-------------------------- 11
6.Capacitance Measurement--------------------- 12
7.Frequency Measurement------------------------13
8.Temperature Measurement--------------------- 14
9.DC Current Measurement-----------------------15
10.AC Current Measurement-----------------------16
IX.Technical Indicators---------------------------------17
X.Maintenance------------------------------------------ 22

I.INTRODUCTION                                         III.RULES FOR SAFE OPERATION
UT204A is a 3 3/4-bit AC/DC digital clamp             Please pay attention to  Warning Sign
meter (hereinafter referred to as  clamp m  eter )     and  Cautionary Words  . Warning refers to
with stable performance, safety and reliability. As    possible danger to user, instrument or measured
a special electrician's instrument with excellent      equipment.
performance, machine circuit is designed on the               The instrument shall be designed and
basis of large-scale integrated circuit double-        produced according to GB4793 Safety
integer A/D converter with full-range overload         Requirements of Electronic Measuring Instrument,
protection circuit and specific appearance design.     IEC 61010-1 and IEC 1010-2-032 Safety Standard
Clamp meter can be used to measure AC/DC               to meet safety standards of duplex insulation, over-
voltage, current, resistance, diode,c  ircuit O  N/OFF,  voltage CAT II 600V, CAT III 300V and pollution
capacitance, frequency and temperature, etc.           level
The usage manual includes related safety               Protection ability may be weakened or lost if
information and warning prompt, etc. Please read       failing to use clamp meter according to related
content carefully and abide by all warnings and        operation instructions.
notices strictly.
1. Please inspect clamp meter and probe before
Warning: Please read  Rules for Safe                   use to avoid damage or abnormal use. Please
Operation c arefully b efore u sage o c lamp m eter.
f
do not use the clamp meter again if probe or
shell insulation is damaged obviously with LCD
display failure or clamp meter cannot operate
normally.
II.UNPACKING INSPECTION                                2. It is strictly prohibited to use clamp meter before
covering rear cover and battery cell to avoid
Please open the package box and take instrument            electric shock.
out. Please check if following items are deficient or   3. Fingers cannot exceed probe forehand during
damaged or not.                                            measurement. Do not touch nude electric wires,
connector, unused input end or circuits during
1. Usage manual              1 book
2. Probe                           1 pair               measurement to avoid electric shock.
4. Function switch must be in correct position
3. Temperature probe      1 probe
before measurement. It is strictly prohibited to
4. Guarantee certificate   1 sheet                      change gears during measurement to avoid
Please contact your supplier instantly if any item       damage of clamp meter.
is deficient or damaged.                               5. Do not exert at least 600V between terminal of
clamp meter and grounding to avoid electric