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Power Supply; Ac Power; Dc Power - Thermo Scientific KRILPRO Installation Manual

Neutron backscatter foam level/interface device

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Power Supply

AC Power

DC Power

Thermo Fisher Scientific
With AC power, the system is designed to operate on 100–240 Vac, at an
input frequency of 50/60 Hz. The maximum input power requirement is
17.2 W when all options are present.
Refer to
drawing 868680-8
to connect AC power to the transmitter's main board.
1. Connect AC power input (L and N) to the J1 terminal block.
2. Connect electrical safety ground to a dedicated safety ground terminal.
Note To meet the requirements of CSA 1010.1, the input DC terminals
must be supplied from a SELV (Safety Extra Low Voltage) source.
With 24 Vdc input power, the system is designed to operate on 20–28
Vdc. The maximum input power requirement is 12 W when all options are
present. Refer to
drawing 868680-8
Follow these steps to connect 24 Vdc power to the main board:
1. Connect +24 Vdc to pin 8 of the J5 connector on the current I/O #1
(PCB 1) board.
2. Connect the return for the +24 Vdc supply to ground, pin 9 of J5.
for wiring requirements. See the following steps
for wiring requirements.
Wiring
Power Supply
KRILPRO Installation Guide
4-3

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