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OBS-5+ System
6.1.3 Logging Data
6.1.4 Battery Installation
8
8
6
7
5
4
3
2
6
FIGURE 6-1. Electrical connections
In applications where a survey cable is impractical or when the OBS-5+ must
be attached to an instrument frame, it can be powered by the internal batteries
and the data can be logged by the data flash memory
Cyclic Mode sampling in Section 6.2.11, Cyclic Sampling.
Remove the set screws from the endcap with the handle and connector. If the
unit was submerged during the previous day, turn the sensor end up, so water
around the O-rings can drain out when the endcap is removed, FIGURE 6-2
(A). Pull endcap out and disconnect the inline connector (B). Wipe water
from the inside wall of the housing tube with a paper towel (C). Turn the
connector end up and push the ridge on the battery sliding contact until the
spent batteries pop out (D). Insert new batteries with the positive terminal (+)
toward the sliding contact. Push the batteries down and slide the contact over
the top of them and against the housing wall. Inspect the O-ring in the cap,
clean and grease or replace it if necessary, and replace the cap and set screws.
6 – 18 V d.c. (Red)
Power GND (Black)
(RS485)
DB-9
(A)
3
(B)
8
4, 1, 5, 6, 9
(GND)
DB-9
(RS232)
2
(RD)
3
(TD)
5
(GND)
.
See instructions for
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