Burkert 8631 Operating Instructions Manual page 25

Status display
LED 1 bus LED 2 bus
(green) (red)
off
off
on
flashes
off
Connections and LED configuration
Plug for initiator 1
Status signalled
off POWER OFF
No data traffic (watchdog expired with slave address
on
not 0
off ok
on Slave address 0
flashes Overload of sensor supply
LED 1 bus
LED (yellow)
(green)
Initiator 1
LED (yellow)
valve on
LED (yellow)
LED 2 bus
Initiator 2
(red)
Plug for initiator 2
ASI +
ASI -
AS
NTERFACE
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