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Table of Contents
Related Manuals for Mastech MS8321A
Summary of Contents for Mastech MS8321A
- Page 1 MS8 21A Digital Multimeter CAT III 600V...
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Page 2: Table Of Contents
CONTENTS Introduction ..........1 ......... 3.2.3 DC Current ........ 1.1 Safety Guidelines ........3.2.4 AC Current ......... 1.1.1 Precautions ........3.2.5 Resistance ......1.1.2 Safety Symbols ...... 3.2.6 Continuity/Diode Test ........ 1.1.3 Maintenance ......3.2.7 hFE Transistor Gain 2.Instrument Description ......3 4. -
Page 3: Introduction
1.Introduction • Make sure the test leads are in the correct input jacks before measurement. This digital multi meter can measure AC/DC voltage, • Choose the highest range when the value to be measured is AC/DC current, resistance, diode. The meter complies unknown beforehand. -
Page 4: Maintenance
Conforms to UL STD 61010-1; Certified to CSA STD C22.2 NO.61010-1 This product has been tested to the requirements of CAN/CSA C22.2 NO.61010-1,second edition, including Amendment 1. CAT III (MEASUREMENT CATEGORY III): It is applicable to test and measuring circuits connected to the distribution part of the building’s low-voltage MAINS installation. -
Page 5: Display
2.2 Display 3. Specifications 3 ½ digit, 15mm LCD display 3.1 General Specifications 2.3 Hold Button Range Function • Press to keep the current reading on the display. Safety Rating 600V CAT III Press the button again to return to normal display. •... -
Page 6: Technical Specifications
3.2 Technical Specifications 3.2.3 DC Current Accuracy: ±(% of reading + digits) at 18°C~28°C with a Measuring range Accuracy Resolution relative humidity of <80%; guaranteed for a period of 200µA 0.1µA one year. ±(1.0% of reading +3 digits) 1µA 3.2.1 DC Voltage 20mA 10µA Measuring range... -
Page 7: Resistance
3.2.5 Resistance 4. Operating Instructions 4.1 DC/AC Voltage Measuring range Accuracy Resolution ±(1.0% of reading +3 digits) 200Ω 0.1Ω Warning Max. input voltage: 600V DC or AC rms (200mV 1Ω 2kΩ range is 250V DC or AC rms). 20kΩ 10Ω ±(1.0% of reading +1 digits) Do not exceed the protection limits to prevent 200kΩ... -
Page 8: Dc/Ac Current
• Turn the rotary switch to the position. Note: • Connect the red test lead to the input jack and the • When the measured resistance is greater than 1MΩ, black test lead to the COM jack. wait a few seconds for readings to stabilize.This is •... -
Page 9: Maintenance
Make sure the rear cover is tightly screwed before using the instrument. 5.3 Replacing the Probe If insulation on probe is damaged, replace it. WARNING Use meet EN 61010-031 standard, rated CAT III 600V, 10A or better probe. DONGGUAN HUAYI MASTECH COMPANY LIMITED Yuliangwei Industrial Area,Qingxi Dongguan,Guangdong,China http://www.p-mastech.com 00-05-3595...