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17.8 Connection of Battery
QT-7800 Series uses Ni-Cd battery or Ni-MH battery for driving and controlling secondary clock.
WARNING
Connect the battery after all the installation and electrical works are
completed. Before connecting the battery, make sure that the power is not
supplied to the product. Otherwise, an electric shock may result.
17.9 Connection of GNSS Receiver
Extension of the Cable Connecting GNSS Receiver
If the cables connecting GNS-300 with the Yearly Programmable Timer need to be extended, use a
shielded 6-core cable.
To extend the cable up to 200m or 300m, it is necessary to use 1.25sq or 2.0sq cable, respectively.
For the engineering outfit
Connect the relay connector for
the battery.
For GNS-300
Core color: Red
--- DC5V
Core color: Black --- GND
Core color: Brown --- Rx
＋
Core color: Blue --- Rx
－
Core color: Green --- 1PPS
＋
Core color: White --- 1PPS
－
