IAI America E-Con - Manual (Page 29)

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(15) Brake Release Switch (BK)
Effective when only break option is selected.
RLS: Release position turns the brake OFF.
NOM: Normal position makes the brake active. (normal setting)
(16) Encoder • Brake Connector (ENC)
This is the connector for Encoder & Brake power cable.
(17) Port Switch (PORT)
ON: PORT IN Port (Teaching Pendant · PC Software) will be activated. However, in case of
exclusive teaching pendant and exclusive cables are not connected, emergency stop status
will occur.
OFF: PORT IN Port (Teaching Pendant · PC Software) will be deactivated (Since SIO line is hot,
communication between the controllers will be possible).
(18) Main Communication Port Connector (PORT IN)
This is the connector for the teaching pendant or external device communication cable.
This is also the connector for the controller link cable for connection with two or more axes.
(19) SIO Connector (SIO)
This is the connector for connection between controllers when connecting two or more controllers.