Omron NS7 Series Setup Manual page 185

Programmable terminals
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• Replacement Guidelines
The guidelines for replacing the battery are as follows:
• Replace when five years have lapsed since a new battery was installed in the Unit.
• Replace within five days after the RUN indicator lights orange.
Note
Never use batteries that have been subjected to a severe shock, such as being dropped on
the ground. Batteries subjected to shock may leak.
• Replacement Method
Perform the following procedure within five minutes to replace the battery.
The shape of the battery cover and the direction for installing the connector depend on the
PT model.
1. After power to the PT has been turned ON and at least five minutes have lapsed, turn
OFF the power.
2. Open the battery cover on the rear panel of the PT.
3. Remove the battery that is secured under the battery cover, grasp the cable, and pull the
connector out straight to remove it.
7-1 Maintenance
7-3

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