Bench-Top Battery Power Requirements; Operation Modes; Testing Your Workhorse - RD Instruments WorkHorse Sentinel User Manual

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WorkHorse Sentinel User's Guide
7.5

Bench-Top Battery Power Requirements

While the WorkHorse is awake and responding to commands, it consumes
approximately 2.2 watts. A single internal battery pack supplies this power
level for about five days. When the WorkHorse is asleep, it consumes less
than one mw. A standard battery pack supplies sleep power for years. At
every opportunity, the WorkHorse will "sleep" to conserve power while de-
ployed.
7.6

Operation Modes

The WorkHorse has two modes of operation: command mode, and ping
mode (also referred to as "Deployment Saver" Mode). Depending on what
mode the ADCP is in; it will go either to sleep or to resume pinging.
In the Command Mode
Whenever you wake up your WorkHorse, power dissipation increases from
less than one mw to around 2.2 w. If you leave the WorkHorse in command
mode without sending a command for more than five minutes, the Work-
Horse automatically goes to sleep. This protects you from inadvertently
depleting batteries.
In the Ping Mode
After you send commands to the WorkHorse that tells it to start collecting
data, the WorkHorse goes into deployment saver mode. If power is some-
how removed and later restored, the WorkHorse simply picks up where it
left off and continues to collect data using the same setup.
8

Testing Your WorkHorse

Use the following steps to test the ADCP.
a. Connect and power up the ADCP as shown in
b. Start WinSC (for help on using WinSC, see the
c. At the Welcome screen, click Test an ADCP. Click OK. This will run
the pre-deployment tests Deploy?, System?, TS?, PS0, PA, PC2, RS, and
PC1. The results of the tests will be printed to the screen and saved to
the log file (*.scl).
Table 7, page 19
the tests, and tells you what the results mean.
page 18
lists the tests WinSC runs, gives you guidelines for running
Figure 6, page
11.
WinSC User's
Guide)
RD Instruments

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