System Interconnections; Emergency Power Off; X-Ray On Lights; Room Door Interlock - GE Optima IGS 320 Preinstallation Manual

1.2.4 System interconnections

1.2.4.1 Emergency power off

The PDB (in technical room) is provided with an EPO button on its front panel. The customer is
given the possibility to install additional EPO buttons (for instance in the exam room and in the
technical room). The PDB is designed for 2 additional EPO buttons; these buttons shall be
"Push to activate - Push to release" type, 2 contacts Normally Closed, compatible with 24 VDC.
The UL PDB is provided with 2 additional EPO buttons, the CE PDB is provided without
additional EPO buttons.
The customer is responsible for the procurement, delivery and installation of the cables for
these additional EPO buttons. The max length shall be 24 m, the recommended diameter is
AWG14/2 mm².
Protect the Emergency Stop from accidental actuation.

1.2.4.2 X-Ray ON lights

The system is designed to provide power for X-ray ON lights. The customer is responsible for
the procurement, delivery and installation of the cables and the X-ray ON lights.
UL system:
The terminals 2 & 3 from the Positioner Bulkhead of the System Control Cabinet shall be
connected to PDB TB1 terminals 24 & 25 (cable provided by the installer, maximum length
24 m, minimum diameter AWG16). The lamp shall be 120V ~ 1A max, it shall be connected to
PDB TB1 terminals 25 & 26, with cable AWG16 minimum
CE system:
The terminals 2 & 3 from the Positioner Bulkhead of the System Control Cabinet shall be
connected to PDB terminals BNC 12 & 13 (cable provided by the installer, maximum length
24m, minimum diameter 1.5 mm²). 2 slots are provided for 24V~ lamps or relays (PDB terminals
16-17 & 18-19), they shall be connected with cables of diameter 1.5 mm² minimum.

1.2.4.3 Room door interlock

The system is designed to provide room door interlocks that prevent X-ray emission when the
door is open. IEC 60601-2-43 requires not to install door interlocks. It is the responsibility of the
installer to check that this requirement is not in contradiction with local regulation. In case of
conflict, the local regulation shall prevail.
To disable the door interlock: The terminals 8 & 9 from the Positioner Bulkhead of the System
Control Cabinet shall be shorted
To enable the door interlock: The terminals 8 & 9 from the Positioner Bulkhead of the System
Control Cabinet shall be connected to a door interlock switch provided by the installer. This
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NOTICE
THE X-RAY ON LAMP MUST BE INSTALLED IN THE EXAM ROOM IN
CONFORMITY TO THE STANDARD IEC/EN 60601-2-43. THE X-RAY ON
LAMP SHALL BE VISIBLE BY THE OPERATOR IN ALL THE LOCATIONS
DEFINED FOR THE PERSONNEL WHO MAY RECEIVE SCATTERED
RADIATION.
Optima IGS 320, Optima IGS 330 Pre-Installation Manual
Direction 5537562-1-1EN, Revision 3
1 Power Requirements