Section 9. Maintenance — Details
o Run-now and run-on power-up settings.
o Routing and communication logs (relearned without user intervention).
o Time. Clock will need resetting when the battery is replaced.
o Final-memory data tables.
A replacement lithium battery can be purchased from Campbell Scientific or
another supplier. Table Internal Lithium-Battery Specifications
(p. 474) lists battery
part numbers and key specifications.
Table 127. Internal Lithium-Battery Specifications
Manufacturer Tadiran
Tadiran Model Number TL-5902/S
Campbell Scientific, Inc. pn 13519
Voltage 3.6 V
Capacity 1.2 Ah
Self-discharge rate 1%/year @ 20 °C
Operating temperature range –55 to 85 °C
When reassembling the module to the wiring panel, check that the module is fully
seated or connected to the wiring panel by firmly pressing them together by hand.
Figure 127. Loosen Retention Screws
Fully loosen (only loosen) the two knurled thumbscrews. They will remain
attached to the module.
474
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