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Note:
1. For those temperatures that are not within +18 °C to +28 °C (i.e., -10 °C to +18 °C and +28 °C to 55 °C), the
temperature coefficient is 0.005% FS/°C.
2. The max load of DC voltage output is 1 mA or 10 kΩ, the smaller load shall prevail.
3. The max resistance of DC output: 1000 Ω@20 mA.
14. Maintenance
a) Cleaning
Important:
– Do not use aggressive cleaning agents, rubbing alcohol or other chemical solutions. They damage the hous-
ing and can cause the product to malfunction.
– Do not immerse the product in water.
• Disconnect all test leads before each cleaning.
• Clean the product with a dry, fibre-free cloth.
b) Calibration
Calibrate the meter once a year to ensure its performance.
c) Installing or replacing the battery
Make sure that the power is off before opening the rear cover of the calibrator or battery cover, and that the
test leads are disconnected.
When the low battery symbol "
battery power is less than 20%. To ensure that the calibrator can work
normally, replace the battery in time, otherwise the measurement
accuracy might be affected.
Replace the old battery by 1.5V alkaline battery or 1.2V Ni-MH battery.
" appears, it means the remaining
Screw
Battery cover holder
AA batteries
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