User Manual Owner manual

EC Declaration of Conformity
We
GOOD WILL INSTRUMENT CO., LTD.
(1) No.7-1, Jhongsing Rd., Tucheng City, Taipei County 236, Taiwan
(2) No. 69, Lu San Road, Suzhou City (Xin Qu), Jiangsu Sheng, China
declare, that the below mentioned product
Type of Product: Dual Display Digital Multimeter
Model Number: GDM-8246
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 (2004/108/EC) and Low Voltage Directive
(2006/95/EC).
For the evaluation regarding the Electromagnetic Compatibility and Low
Voltage Directive, the following standards were applied:
◎ EMC
Electrical equipment for measurement, control and laboratory use–– EMC
requirements (2004/108/EC)
Harmonized Standard
EN 61326-1:2006
EN 61326-2-1:2006
Conducted & Radiated Emission
CISPR11: 2003+A1:2004+A2:2006 Class A
Electrical Fast Transients
IEC 61000-4-4: 2004+Corr.1: 2006
+Corr.2: 2007
Current Harmonics
EN 61000-3-2: 2006
Surge Immunity
IEC 61000-4-5: 2005
Voltage Fluctuations
EN 61000-3-3: 1995+A1: 2001 +A2: 2005
Conducted Susceptibility
IEC 61000-4-6:
2003+A1:2004 +A2 :2006
Electrostatic Discharge
IEC 61000-4-2: 2001
Power Frequency Magnetic Field
IEC 61000-4-8: 1993 + A1: 2000
Radiated Immunity
IEC 61000-4-3: 2006 + A1: 2007
Voltage Dips/ Interrupts
IEC 61000-4-11: 2004
Safety◎
Low Voltage Equipment Directive 2006/95/EC
Safety Requirements
IEC/EN 61010-1: 2001
DUAL DISPLAY DIGITAL MULTIMETER
USER MANUAL
4
TABLE OF CONTENTS PAGE
1. SAFETY SUMMARY……………………………………………… 1
2. INTRODUCTION………………………………………………….. 5
3. SPECIFICATION………………………………………………….. 6
4. OPERATION INSTRUCTION……………………………………. 12
5. MEASUREMENT TUTORIAL…...………………………………. 15
6. MEASUREMENT TECHNIQUES......…………………………… 21
7. MAINTENANCE…………………………………………………... 25