User's Guide Extech EX820 True RMS 1000 Amp Clamp Meter with IR Thermometer

EX820-EU-EN v4.6 11/13 10Maintenance WARNING: To avoid electrical shock, disconnect the meter from any circuit, remove the test leads from the input

EX820-EU-EN v4.6 11/13 11Specifications Function Range & Resolution Accuracy (% of reading + digits) AC Current 50/60 Hz 400.0 AAC ± (2.5% +

EX820-EU-EN v4.6 11/13 12 Function Range and Resolution Accuracy (% of reading + digits) Temperature (type-K) -4 to 1400oF ± (3%rdg + 9oF) -20 t

EX820-EU-EN v4.6 11/13 2 Introduction Congratulations on your purchase of the Extech EX820 True RMS 1000A Clamp Meter. This meter measures AC/DC Vol

EX820-EU-EN v4.6 11/13 3 CAUTIONS  Improper use of this meter can cause damage, shock, injury or death. Read and understand this user manual befor

EX820-EU-EN v4.6 11/13 4 Description Meter Description 1. Current clamp 2. Clamp opening trigger 3. Backlight 4. PEAK 5. RANGE 6. LCD Display 7.

EX820-EU-EN v4.6 11/13 5 Operation NOTES: Read and understand all Warning and Caution statements in this operation manual prior to using this meter.

EX820-EU-EN v4.6 11/13 6 Resistance Measurements Note: Remove power before making resistance measurements 1. Insert the black test lead into the ne

EX820-EU-EN v4.6 11/13 7 Type K Temperature Measurements 1. Set the function switch to the K Temp position. 2. Insert the Temperature Probe into

EX820-EU-EN v4.6 11/13 8 Non-Contact InfraRed Temperature Measurements 1. Set the function switch to the IR Temp position. 2. Aim the infrared sen

EX820-EU-EN v4.6 11/13 9 Data Hold To freeze the LCD reading, press the HOLD button. While data hold is active, the HOLD icon appears on the LCD. Pr