Hach FL1500 Manuel D'utilisation De Base page 14

Figure 6 AC power connections
Connection
Hot (L)
Neutral (N)
Protective earth ground (G)
Connect a backup battery
Explosion and fire hazard. Battery substitution is not permitted. Use only batteries that are supplied by
the instrument manufacturer.
Connect a backup battery to AC units to keep a supply of power to the instrument during a power
outage. Refer to Accessories
the AC power stops, the backup battery supplies power to the instrument.
For safety, obey all battery precautions and warnings. Discard the battery in accordance with local,
regional and national regulations.
14 English
Table 1 AC wiring information (AC models only)
Color—North America
W A R N I N G
on page 30. The external AC power charges the backup battery. If
Black
White
Green
Color—EU, UK, AU
Brown
Blue
Green with yellow stripe