Chapter 6 Absolute Reset and Absolute Battery
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6.2 Absolute Battery
An absolute battery is enclosed with the absolute type controller.
The absolute battery is used to back up the absolute data.
Connect the battery to the absolute battery connector on the front panel of the controller.
6.2.1 Absolute encoder backup specifications
Item Specifications
Battery classification Thionyl chloride lithium batteries
Battery manufacturer’s name
TOSHIBA HOME APPLIANCES CORP
Or, Maxell, Ltd.
Battery model AB-5
Battery voltage 3.6V
Current capacity 2000mAH
2 years after use (if left unused without
power supply to controller)
Reference for battery replacing timing
(Note 1)
(Ambient temperature 40°C)
4 years after use (if 50% of time with
power supply to controller)
Output of voltage drop alert signal
(output of BALM)
3.1V ±3% or less
Output of Alarm output (output of ALM) 2.5V ±8% or less
7 days if the controller is operated
continuously at 20°C.
Error
detection
*1
Warning → Reference for time
suspended after alert till
alarm
2.5 days if the controller is operated
continuously at 40°C.
Absolute data retaining duration at battery
replacement
15 minutes (Have the replacing work done
within this time. If it is before the alarm is
generated, absolute reset is not necessary
within this specified time.)
Note 1: Replace the battery regularly.
*1 Error detection: If the voltage of the absolute battery is dropped, the error detection
responding to the voltage is held.
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