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RIC-155 Installation and Operation Manual Chapter 2 Installation and Setup
Connecting the Power Cable 2-3
2.5 Connecting the Power Cable
To connect RIC-155 to the power source, refer to the appropriate section below,
depending on your version of the unit (AC or DC).
Before switching on this unit and connecting or disconnecting any other cable,
the protective earth terminals of this unit must be connected to the protective
ground conductor of the mains (AC or DC) power cord. If you are using an
extension cord (power cable) make sure it is grounded as well.
Any interruption of the protective (grounding) conductor (inside or outside the
instrument) or disconnecting of the protective earth terminal can make this
unit dangerous. Intentional interruption is prohibited.
Connecting AC Power
AC power is supplied to the RIC-155 through a standard 3-prong plug
AC power should be supplied via a 1.5m (5 ft) standard power cable terminated
by a standard 3-prong socket. A cable is provided with the unit.
To connect AC power:
1. Connect the power cable to the power connector on the RIC-155 rear panel.
2. Connect the power cable to the mains outlet.
The unit will be turned on automatically upon connection to the mains.
Connecting DC Power
A special IEC 60320 adapter for -48/-60 VDC power connection is supplied with
the unit. 24 VDC RIC-155 units have a terminal block DC inlet and adapter
supplied with the unit.
To connect DC power:
• Refer to the DC power supply connection supplements for instructions how to
wire the DC adapters, and to the Handling Energized Products section.
Warning