IAI America RCS-C - Manual (Page 42)

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[1] Battery connector
(absolute specification)
[5] Motor connector
[3] Brake release switch
[14] SIO connector
[2] Port switch
[13] Main communication
port connector
[6] Power terminal block
[4] Emergency-stop
terminal block
[7] LED indicators
[8] Encoder/brake connector
[9] Piano switches 3
[12] PIO connector
[10] Piano switches 2
[11] Piano switches 1
3.2 Names and Functions of Parts
3.2.1 Names
3.2.2 Functions
[1] Battery connector
A connector for absolute-data backup battery (absolute specification).
[2] Port switch (PORT)
ON: The PORT IN port (teaching pendant/PC software) becomes active. If a dedicated teaching pendant
or cable is not connected to this port, the controller will recognize an emergency-stop condition.
OFF: The PORT IN port (teaching pendant/PC software) becomes inactive. (The SIO line remains live, so
controller-to-controller communication is possible.)
[3] Brake release switch (BK)
This switch is available only when the brake option is selected.
RLS: Brake is forcibly released
NOM: Brake is in use (Normal setting)
[4] Emergency-stop terminal block
EMG: Both terminals are used to connect an emergency-stop switch.