What should I consider when charging my U1252B/U1253B Handheld Digital Multimeter with the DC power adaptor?
The U1252B/U1253B 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.
Follow the procedures below to charge the battery:
1. Remove the test leads from the multimeter.
2. Turn the rotary switch to the
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
and COM terminals respectively. Ensure that the polarity of the connection is correct.
CAUTION:
• Do not rotate the rotary switch from
position when charging the battery.
• Perform battery charging only with 7.2 V or 8.4 V NiMH rechargeable battery, 9 V size.
• Disconnect test leads from all the terminals when charging the battery.
• Ensure proper insertion of battery in the multimeter, and follow the correct polarity.