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Battery exchange method
Question
Please tell me the battery replacement procedure.
Answer
The procedure for replacing the backup battery of our PLC is as follows.
1.Prepare a replacement battery.
2.Turn off the power.
3.Replace the battery promptly.
4.Turn on the power.
– Replacement battery model number –
SA/SR(D3) series: RB-5
D0 series: CR2354 (commercially available)
D2-230/D2-240 (SZ-3 / 4): RB-9
D2-250-1(SZ-4M)/D2-260/D2-263: CR2354 (commercially available)
SU(D4) series: RB-5
D4-454: CR2354 (commercially available)
SJ-Ether/SJ series: CR2354 (commercially available)
SG-8/SG-8B : RB-6 (discontinued)
Notes
For D0/D2/SJ series CPUs and D4-454 that use button batteries, be careful not to bend the “claws” of the battery holder.
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