Campbell 21X Especificaciones descargar pdf (Pagina 16)

Number 4250-2000

Revision 1.0

Date MAY 1996

Page 7 of 7

RECHARGE If the battery voltage is less than 11.76 volts, connect the

BATTERY datalogger to the battery charger. Recharge the battery for eight (8)

hours.

REPLACE Disconnect the datalogger from the battery charger and recheck the

BATTERY battery voltage (press

*6 11

on the datalogger). If the battery

voltage is still less than 11.76 volts, replace the battery as described

below:

• Turn the power switch

OFF

• Remove the two front panel screws and carefully raise the front

panel away from the datalogger case.

• Disconnect the used battery from the charging circuit and remove

from the datalogger case.

• Install a fresh battery. Mark the installation date on the battery.

• Remove the datalogger desiccant packets and replace with two

(2) dry half unit DESI PAK desiccant packets.

• Replace the front panel.

• Turn the power switch

and recheck the battery voltage.

4.7 ARCHIVING DATALOGGER SERVICE RECORDS

All service records for Campbell 21X dataloggers are maintained by the instrument

technician. The records are archived by datalogger serial number in three-ring notebooks located

in the ARS instrumentation laboratory.

5.0 REFERENCES

Campbell Scientific, Inc., 1993, 21X Micrologger Operator's Manual. July.

Campbell Scientific, Inc., 1993, 21X Prompt Sheet.

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Campbell 21X Especificaciones Pagina 16