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What should I consider when charging my U1252A/ U1253A Handheld Digital Multimeter with the DC power adaptor?

The U1252A/U1253A multimeter is powered by a 9V size NiMH rechargeable battery. It is strongly recommended to use the specified 24-volt DC adapter included as an accessory to charge the rechargeable battery.

Please ensure the following precautions is observed during the charging process:
• Only perform the charging with the 9V size NiMH rechargeable battery.
• Disconnect test leads from all the terminals during battery charging.
• Ensure proper insertion of battery in the multimeter, and follow the correct polarity.
• Never rotate the rotary switch from the OFF/CHG position while charging.

Follow the procedures below to charge the battery:
1. Remove the test leads from the multimeter.
2. Turn the rotary switch to the OFF/CHG position.

FAQ Charging- When Charging

Never rotate the rotary switch while the battery is being charged
3 Plug the DC adapter into a power outlet.
4 Insert the red (+) and black (–) banana plugs (4 mm plugs) of the DC adapter to the CHG and COM terminals respectively. Ensure that the polarity of the connection is correct.

FAQ Charging- Charging
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