1 CompactFlash card slot
2 Battery compartment
The battery compartment is located under the operating cover of the controller. The controller battery buffers controller data (BIOS cmos, NVRAM, RTC).
The maintenance interval for replacing the battery is 5 years. After this period of time, the battery must be replaced. If the device (with battery installed) is not used for an extended period of time, you should verify/replace the battery.
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Step |
Action |
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1 |
Remove battery and then make the manual measurement. |
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2 |
Or observe the diagnostic message 037 Battery low in the IEC program and display it on an HMI (panel), if necessary. |
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3 |
Replace battery three days after the first diagnostic message at the latest. |
While lithium batteries are preferred due to their slow discharge and long life, they can present hazards to personnel, equipment and the environment and must be handled properly.
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EXPLOSION, FIRE, OR CHEMICAL BURNS |
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oReplace with identical battery type. oFollow all the instructions of the battery manufacturer. oRemove all replaceable batteries before discarding unit. oRecycle or properly dispose of used batteries. oProtect battery from any potential short-circuit. oDo not recharge, disassemble, heat above 100 °C (212 °F), or incinerate. oUse your hands or insulated tools to remove or replace the battery. oMaintain proper polarity when inserting and connecting a new battery. |
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Failure to follow these instructions will result in death or serious injury. |
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Step |
Action |
|---|---|
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1 |
You can change the battery while the controller is on or off. There is no loss of data when it is performed with the controller on. When the controller is switched off, the time period of the data buffering without a battery is approximately 30 seconds. |
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2 |
Use pliers with insulated tips to lightly pull the battery out of its slot. |
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3 |
Carefully place the battery on the guide and lightly push it into the device. |
NOTE: Replacement of the battery in the controllers other than with the type specified in this documentation may present a risk of fire or explosion.
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IMPROPER BATTERY CAN PROVOKE FIRE OR EXPLOSION |
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Replace battery only with identical type: 3 V Lithium Renata Type CR2450N. |
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Failure to follow these instructions can result in death, serious injury, or equipment damage. |
