GW Instek GOM-801H User Manual
GW Instek Equipment
Declaration of Conformity
We
GOOD WILL INSTRUMENT CO., LTD.
No. 7-1, Jhongsing Rd, Tucheng City, Taipei County 236, Taiwan
GOOD WILL INSTRUMENT (SUZHOU) CO., LTD.
No.69 Lushan Road, Suzhou New District Jiangsu, China.
declares that the below mentioned product
GOM-801H
are herewith confirmed to comply with the requirements set out in the Council Directive on
the Approximation of the Law of Member States relating to Electromagnetic Compatibility
(89/336/EEC, 92/31/EEC, 93/68/EEC) and Low Voltage Equipment Directive
(73/23/EEC, 93/68/EEC).
For the evaluation regarding the Electromagnetic Compatibility and Low Voltage
Equipment Directive, the following standards were applied:
◎ EMC
EN 61326-1:
Electrical equipment for measurement, control and laboratory use –– EMC
requirements (1997+A1: 1998 +A2:2001+A3:2003)
Conducted and Radiated Emission
EN 55011: 1998+A1:1999 + A2:2002
Group I class B
Electrostatic Discharge
IEC 61000-4-2: 2001
Current Harmonic
IEC 61000-3-2: 2000
Radiated Immunity
IEC 61000-4-3: 2002+A1:2002
Voltage Fluctuation
IEC 61000-3-3: 1995+A1:2001
Electrical Fast Transients
IEC 61000-4-4: 1995+A1:2001+A2:2001
-------------------------
Surge Immunity
IEC 61000-4-5: 2001
-------------------------
Conducted Susceptibility
IEC 61000-4-6: 2001
-------------------------
Power Frequency Magnetic Field
IEC 61000-4-8: 2001
-------------------------
Voltage Dips/ Interrupts
IEC 61000-4-11: 2004
◎ Safety
Low Voltage Equipment Directive 73/23/EEC & amended by 93/68/EEC
IEC / EN 61010-1: 2001
GOM-801H DC MILLI-OHM METER
USER MANUAL
⎯ ⎯
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CONTENTS
PAGE
1. PRODUCT INTRODUCTION ............................................................1
2. SPECIFICATIONS ...............................................................................2
3. PRECAUTIONS BEFORE OPERATION .........................................4
3-1.
U
NPACKING THE
I
NSTRUMENT
..........................................................4
3-2.
L
INE
V
OLTAGE
..................................................................................4
4. PANEL INTRODUCTION...................................................................5
5. CIRCUIT DESCRIPTION ...................................................................7
6. OPERATION INTRODUCTION
.................................................9
6-1.
P
RELIMINARY
O
PERATION
.................................................................9
6-2.
M
EASUREMENT OF
R
ESISTOR
............................................................9
6-3.
M
EASUREMENT OF
S
WITCH
.............................................................10
7. MAINTENANCE.................................................................................11
7-1.
L
INE FUSE REPLACEMENT
................................................................11
7-2.
C
LEANING
........................................................................................11