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Digital Multimeter

Questions or Concerns? 

support@etekcity.com • (855) 686-3835

Model No.:

 MSR-A1000

Summary of Contents for MSR-A1000

Page 1: ...1 Digital Multimeter Questions or Concerns support etekcity com 855 686 3835 Model No MSR A1000 ...

Page 2: ...have any questions or concerns please reach out to our helpful Customer Support Team at support etekcity com We hope you enjoy your new multimeter BECOME AN ETEKCITIZEN Get exclusive deals giveaways and product registration Better products for better living Find us at etekcity com ...

Page 3: ... AC Voltage Measurement Resistance Measurement Continuity Measurement Diode Measurement Capacitance Measurement DC AC Current Measurement Temperature Measurement Frequency Measurement Non Contact AC Electric Field Sensing Other Functions Maintenance General Maintenance Replacing the Batteries Replacing the Fuses Technical Index Specifications Warranty Information Customer Support 3 4 5 6 7 8 9 9 1...

Page 4: ... instructions To avoid electric shock never connect leads to power sources that may exceed 1000V Check the insulation layers protective coverings of the multimeter and the test leads before use They should be in good condition without any damage or broken wires To avoid electric shock do not use the multimeter if the rear cover or the protective jacket is not fully in place Do not use the multimet...

Page 5: ... injury Do not use or store the multimeter in wet or humid environments in very high temperatures around explosive or flammable substances or in areas with strong magnetic fields The multimeter will not perform correctly which may create a safety hazard Never touch any exposed metal while measuring Keep fingers behind the finger guards of the test leads Avoid working alone Do not allow children to...

Page 6: ... Type K Thermocouple Temperature Probe N Alligator Clip Cable The MSR A1000 is a multifunctional multimeter with a large LCD screen true RMS and both auto and manual range This multimeter is designed with a new intelligent ADC chip overvoltage and overcurrent alarms lightning protection 6kV and high voltage protection It is an ideal digital multimeter for commercial and industrial electricians B D...

Page 7: ...ry indicator Non contact voltage detector Input value is too large for the selected range Diode test Continuity test Capacitance test Ohms resistance Kilohm 1 x 10 or 1 000 ohms Symbol Description Megaohm 1 x 106 or 1 000 000 ohms Volts voltage Millivolt 1 x 10 3 or 0 001 of a volt Amperes or amps current Milliamp 1 x 10 3 or 0 001 of an amp Microamp 1 x 10 6 or 0 000001 of an amp ...

Page 8: ...GE Press to switch to manual range at ACV DCV mV resistance uA mA and A positions REL Press to clear the base value at ACV DCV mV resistance capacitance uA mA and A positions HOLD Press to enable disable the data hold mode hold the current measurement on the display Press and hold this button for 2 or more seconds to turn the backlight on or off ...

Page 9: ...he circuit has been shut off before connecting the multimeter to the circuit Once you have properly connected the multimeter power on the circuit Remember to replace the batteries as soon as the low battery indicator appears see Replacing the Batteries page 19 The multimeter may produce incorrect readings if it is operated with a low battery When measuring low voltages the multimeter reading will ...

Page 10: ...to 10kΩ the error can be ignored 0 1 or less Before using the multimeter try measuring a known voltage to verify it is working correctly WARNING To avoid electric shock DC measurement should be less than 1000Vrms and AC measurement should be less than 750Vrms It is possible to measure higher voltage but this may damage the multimeter and cause personal injury Always take extra care to avoid electr...

Page 11: ...st leads by connecting them to each other and subtract this value from the final measurement result When testing high resistance objects it is normal to wait for several seconds to obtain a stable reading 1MΩ Figure 3 1 Resistance Measurement WARNING Before measuring switch off the power supply of the circuit and fully discharge all capacitors 1 Turn the rotary dial to the resistance Ω position Pr...

Page 12: ...he test leads before measurement by connecting the metal ends of the leads together Figure 4 2 The multimeter will beep to indicate that the test leads are working properly 4 Connect the test leads to the object being measured a If the multimeter does not beep the resistance of the object is greater than 51 ohms and the circuit is broken b If the multimeter beeps the resistance of the object is 10...

Page 13: ...diode test Figure 5 1 2 Insert the black test lead into the COM terminal and the red test lead into the terminal 3 Connect both test leads to both ends of the PN junction Hold the leads in place until the reading on the display stabilizes Note The display will show if the test leads are incorrectly connected if the polarity is reversed or if the diode is open The normal value for a PN silicon junc...

Page 14: ...rs it is normal to wait for several seconds to obtain a stable reading When measuring capacitance of 100nF or above select relative measurement mode REL to ensure accuracy Capacitance Measurement WARNING Before measuring switch off the power supply of the circuit and fully discharge all capacitors 1 Turn the rotary dial to the capacitance position Press SELECT three times to choose the capacitance...

Page 15: ...ARNING Before measuring switch off the power supply of the circuit and carefully check the input terminals and the dial position To avoid electric shock or damage to the multimeter never connect the test leads with any voltage circuit in parallel during current measurement 1 Turn the rotary dial to the appropriate DC AC current position Press SELECT to choose AC or DC current test Figure 7 1 2 Ins...

Page 16: ...ack test lead into the COM terminal and the red test lead into the terminal 3 Connect the probe on the object being measured Hold them in place until the reading on the display stabilizes Note The measurement range is 10Hz 10MHz The measurement signal should be less than 30V or measurement accuracy may be affected Frequency Measurement 1 Turn the rotary dial to the Hz position Figure 9 1 2 Insert ...

Page 17: ...y dial to the NCV position Figure 10 1 2 Place the front end of the multimeter near the object being measured The intensity of the detected voltage will be displayed on the LCD in horizontal segments up to 4 segments Figure 10 2 The multimeter will beep when voltage is detected When a more intense voltage is detected it will beep faster Hz A mA µA mV V V OFF NCV Ω F C Figure 10 1 Figure 10 2 ...

Page 18: ...r startup If the multimeter is not used for 15 minutes it will automatically turn off to save power You can turn on the multimeter by pressing any button or turning the dial and the multimeter will beep once The multimeter will beep 5 times 1 minute before automatic shutoff Immediately before automatic shutoff you will hear 1 long beep To disable automatic shutoff turn the dial to the OFF position...

Page 19: ...ecure the battery compartment cover Replacing the Batteries 1 5V AA battery Figure 11 1 Note To avoid inaccurate measurements replace the batteries immediately when the low battery indicator appears on the display screen The multimeter requires two 1 5V AA batteries Clean the multimeter with a damp cloth and mild detergent Do not use abrasives or solvents If you are experiencing any issues with th...

Page 20: ...y dial to OFF 2 Remove the protective jacket from the multimeter 3 Use a small screwdriver to remove both screws on the bottom of the multimeter Remove the front cover from the back cover Figure 12 1 4 Replace the old fuses a F1 Fuse Specifications 0 6A 1000V Φ6 32mm ceramic tube b F2 Fuse Specifications 10A 1000V Φ6 32mm ceramic tube 3 Replace and secure the back and front covers of the multimete...

Page 21: ...0V fast acting fuse Φ6 32mm mA μA Terminal Fuse 600mA H 1000V fast acting fuse Φ6 32mm Range Auto Backlight Manual Auto Off after 30 seconds Display Refresh 3 times sec Battery 2 x 1 5V AA batteries Operation Conditions Operating temperature 32 F 104 F 0 C 40 C Storage temperature 14 F 122 F 10 C 50 C Relative humidity 75 32 F below 86 F 0 C below 30 C 50 86 F 104 F 30 C 40 C Operating altitude 0 ...

Page 22: ...urrent alarms NCV and frequency measurement Up to 1000V and 10A AC DC measurement 1 8mA power consumption automatic power saving extends battery life up to 500 hours Dimensions 7 4 x 3 5 x 2 2 in 187 x 88 x 56 mm Weight About 14 oz 400 g including batteries EMC RF field 1V m overall accuracy specified accuracy 5 of range RF field 1V m no specified calculation Accuracy Format a of reading b digits ...

Page 23: ...ading will stabilize when the test leads are connected 3 digits The max input voltage 1000V The display will show when the input voltage is 1010V or higher Overload protection 1000Vrms DC AC ii DC Voltage Measurement Range Resolution Accuracy 6V 0 001V 1 0 3 60V 0 01V 600V 0 1V 0 8 5 750V 1V Input impedance is about 10MΩ Frequency response 40 400Hz sine wave rms average response Max input voltage ...

Page 24: ... after subtracting reading of shorted test leads Overload protection 1000Vrms DC AC If the input is 10A or greater the multimeter will beep If the input is greater than 10 10A the display will show Overload protection 1000Vrms Range Resolution Accuracy 60μA 0 01μA 0 8 8 600μA 0 1μA 6000μA 1μA 60mA 0 01mA 600mA 0 1mA 1 2 5 6A 0 001A 2 0 5 10A 0 01A iv DC Current Measurement ...

Page 25: ...requency response 40 400Hz RMS display Accuracy guarantee range 5 100 of range short circuit allows least significant digit 2 If the input is 10A or greater the multimeter will beep If the input is greater than 10 10A the display will show Overload protection 1000Vrms Range Resolution Accuracy 60μA 0 01μA 1 0 12 600μA 0 1μA 6000μA 1μA 60mA 0 01mA 600mA 0 1mA 2 0 3 6A 0 001A 3 0 5 10A 0 01A v AC Cu...

Page 26: ...1V Open circuit voltage about 3V Test current about 1 5mA Silicon PN junction normal voltage about 0 5 0 8V vii Continuity Diode Measurement Overload protection 1000Vrms DC AC When measuring capacitance of 100nF or above select relative measurement mode REL to ensure accuracy Overload protection 1000Vrms DC AC Range Resolution Accuracy 6nF 0 001nF REL mode 4 10 60nF 0 01nF 4 5 600nF 0 1nF 6μF 0 00...

Page 27: ... 482 F 250 C Use a different thermocouple for higher temperatures Overload protection 1000Vrms DC AC Range Resolution Accuracy C 40 C 1000 C 40 C 40 C 1 C 4 C 40 C 500 C 1 0 4 500 C 1000 C 2 0 4 F 40 F 1832 F 40 F 104 F 1 F 5 C 104 F 932 F 1 5 5 932 F 1832 F 2 5 5 ix Temperature Measurement ...

Page 28: ... There are no warranties other than the warranties expressly set forth with each product This warranty is non transferrable Etekcity is not responsible in any way for any damages losses or inconveniences caused by equipment failure by user negligence abuse or use noncompliant with the user manual or any additional safety use or warnings included in the product packaging and manual This warranty do...

Page 29: ...new product for the extended warranty If you are unable to provide the order number for your product please type a short note in the order number field along with the date you received your product Defective Products Returns Should your product prove defective within the specified warranty period please contact Customer Support via support etekcity com with your invoice and order number Do not dis...

Page 30: ...pful Customer Support Team Your satisfaction is our goal Please have your order invoice and order number ready before contacting Customer Support Etekcity Corporation 1202 N Miller St Suite A Anaheim CA 92806 Mon Fri 9 00 am 5 00 pm PST PDT Toll Free 855 686 3835 Email support etekcity com Customer Support Support Hours ...

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