Burkert Type 8643 - Handbuch (Seite 5)

16
cable connections on the 6.2.1.
housing
Cable glands for intrinsically safe circuits
(8 screw joints, blue)
Cable glands for bus and power supply
(4 screw joints, black)
Location of the cable connections on the alu- Fig. 1:
minium housing of the device
english 17
Cable gland for earth cable PA
(potential equalisation)
Cable glands for intrinsically safe
circuits (8 screw joints, blue)
Cable glands for bus and power
supply (4 screw joints, black)
Location of the cable connections on the plastic Fig. 2:
housing of the device
english
18
When delivered, the cable glands are covered
with protective caps. These protective caps must
remain on the cable glands until the cables are
connected to keep out dirt.
led display 6.2.2.
LED 1 green
LED 2
green
LED 3 red
LED-Module
(optional)
Location of the LED display Fig. 3:
english 19
LED 1 is lit when voltage is applied to the bus supply.
LED 2 is lit if the device is using cyclic data transfer.
LED 3 is lit if the device is not using cyclic data
transfer (only after Power on or if the Watchdog
is active).
If neither LED 2 nor LED 3 is lit, check power
supply!
english
Type 8643 PA