T&D RTR-50, Manual

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10
Getting Read
y
Getting Ready
Install Batteries
For serial communication with your computer and to use as a Relay Unit, make sure to
install batteries.
NOTE:
When the RTR-50 is connected by USB cable to your computer, there is no need to
insert batteries.
Insert 2 AA alkaline batteries as shown in the fi gure.
NOTE:
- Always use two batteries of the same type.
- Make sure not to m / -.
- A battery cannot be charged inside the RTR-50.
*The LED lamp will blink once when usable batteries are installed.