IAI America PCON-CA - Manual (Page 24)

POWER CON
PCON-CA/CFA
16
11) Brake Release Switch (BK RLS/NOM)
For the actuator equipped with a brake, the switch is used to release the brake forcibly.
BK RLS ····· Brake forcible release
NOM·········· Normal operation (brake is activated)
12) Power Supply Connector [Refer to 2.3.1 Wiring Layout of Power Supply Connector]
It is the connector for the power supply (for controller control power, actuator driving and
brake control power) and for the input of emergency status signal.
13) Fan Unit
It is a forced cooling unit dedicated for PCON-CFA Type.
14) Fan Unit Desorption Lever
When replacing the fan unit, pull the lever up and the fan unit can be taken out. After
replacing with a new unit, push the lever down to affix the unit.
Warning : Always set the switch to “NOM” in normal operation.
(Make sure the opportunity to put the switch to RLS side is the minimum
and is limited to when startup and adjustment. Make certain to set the
switch to NOM side in normal use.)
The brake would not work even with the servo OFF condition if the switch is
on the RLS side. In the vertical oriented mount, the work may drop and
cause an injury or the work to be damaged.