The 13519 is a 3.6 Vdc, 1.2 Ahr, 1/2 AA size cell battery.
The 13519 fits inside a CR800, CR850, CR1000, or CR3000 datalogger. This lithium battery powers the clock and SRAM when the primary 12 Vdc power supply is not connected. The 13519 is also used in many of the Campbell Scientific water samplers.
The 13519 needs to be periodically replaced. Users can replace the battery by following the process illustrated in the product manual. Typically, the battery is replaced when its voltage is at or below 2.7 Vdc.
| Voltage | 3.6 V |
| Capacity | 1.2 Ah |
| Self-Discharge Rate | 1%/year (@ 20°C) |
| Temperature Range | -55° to +85°C |
| Dimensions | 2.49 x 1.42 x 2.49 cm (0.98 x 0.56 x 0.98 in.) |
| Weight | 9.07 g (0.02 lb) |
Number of FAQs related to 13519: 6
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No. A valve module is required to use the Scrub Module. Only the CPEC310 comes with a valve module.
Yes. For more information, refer to the "CPEC200 Scrub Module Installation, Operation and Maintenance" appendix in the CPEC200 Closed-Path Eddy-Covariance System Instruction Manual.
The molecular sieve has been demonstrated here by our engineering department to be effective at removing CO2 and H2O from the air sample. The change was made for two reasons:
The molecular sieve is a non-hazardous material that can be shipped to any country.
The molecular sieve is a direct replacement for the old magnesium perchlorate bottles. The molecular sieve may be used for any Campbell Scientific analyzer that used the old bottles.
The bottles of sieve for drop-in replacement contain the pellets and a membrane on top. The membrane is necessary to keep the pellets contained while allowing gas to pass over the zeolite. The bottle has the same footprint as the old magnesium perchlorate bottles. The amount in each bottle is listed on the bottle. The amount of sieve needed for each analyzer is the following: