Model Ti535 Battery Installation; Battery Location For Ti535 Models - Siemens SIMATIC TI525 Hardware And Installation Manual

3.5.2

Model TI535 Battery Installation

Take the following steps to replace the battery.
1. Ensure that the power to the PLC is on. Replacing the
battery with power off will result in memory loss.
2. Open the battery door as shown in Figure 3-14.
3. Remove the battery from the compartment and disconnect the leads.
4. Attach the leads to the new battery (3.0 VDC UL Recognized lithium
battery (PPX:2587678–8005). Connect the red wire to the positive
pole and the black wire to the negative pole. Push the new battery
and leads back into the compartment.
5. Set the battery dipswitch ON (DIP 2, switch 1) if you wish to enable
battery backup. The BATT GOOD indicator should light.
6. Close the battery door.
Hardware and Installation User Manual
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INSTALLATION
Figure 3-14 Battery Location for TI535 Models
3-18
Battery