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Power Options
Internal Power—Batteries
Internal batteries are not user-replaceable. The approximate percentage of the power remaining in an internal battery is
displayed on the Home Screen when an instrument is connected to Win-Situ Software.
The instrument is powered by 3.6 VDC, supplied by a sealed, non-replaceable AA lithium battery. Battery life depends on
sampling speed. The battery typically lasts for 10 years or 2,000,000 readings, whichever occurs first.
When an instrument is wired to a data logger or PLC controller, power to the instrument is supplied by the data logger or
controller.
AC Adapter
The AC adapter provides 24 VDC, 0.75 A, AC input 100-250 V and includes a North American power cord. The TROLL Com
Communication Device includes an external power input port for connection to the AC adapter.
Description
Part Number
AC Adapter 24 VDC
0052440
Use only In-Situ Inc.'s AC adapter. Damage to the instrument caused by the use of third-
party converters is not covered by the warranty.
External Power—External Battery Packs
External battery packs can significantly increase the life of an instrument, either for long-term deployments or to preserve an
aging instrument.
TROLL Battery Pack
The sealed, submersible TROLL Battery Pack supplements internal battery power when an instrument is used for fast,
frequent sampling or during long-term deployments. When this power source is connected, the instrument will use the
external battery source first and switch to the internal batteries when external battery power is depleted. Total battery life
depends on the sampling speed.
Description
Part Number
TROLL Battery Pack
0051450
The sealed, submersible TROLL Battery Pack supplies 14.4 V. When this power source is connected, the Level TROLL will
use the external battery source first and switch to the internal batteries when external battery power is depleted.
0.5 second sampling interval
1.2 months
1 second sampling interval
2.3 months
1 minute (or longer) sampling interval
1 year
Summary of Contents for Level TROLL 400
Page 51: ...1 800 446 7488 51 www in situ com See the online Help for more details ...
Page 64: ...1 800 446 7488 64 www in situ com Analog 4 20 mA 2 Wire ...
Page 65: ...1 800 446 7488 65 www in situ com SDI 12 3 Wire ...
Page 66: ...1 800 446 7488 66 www in situ com Modbus Master ...
Page 67: ...1 800 446 7488 67 www in situ com Modbus Master with RS232 Converter Required ...
Page 78: ...1 800 446 7488 78 www in situ com Decontamination and Cleaning Form ...
Page 82: ...1 800 446 7488 82 www in situ com Level TROLL 500 Instrument ...
Page 83: ...1 800 446 7488 83 www in situ com Level TROLL 700 Instrument ...
Page 84: ...1 800 446 7488 84 www in situ com TROLL Com Communication Device ...
Page 85: ...1 800 446 7488 85 www in situ com BaroTROLL Instrument ...