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Fieldbus coupler/controller
• 49
Fieldbus coupler 750-319
Modular I/O System
L
ON
W
ORKS
®
3.1.3.4 Display elements
The operating condition of the fieldbus coupler or node is signalled via light
diodes (LED).
24V 0V
+ +
01 02
SERVICE
STATUS
I/O
LonWorks
C
D
B
A
ICOM
C
A
Fig. 3-3: Display elements 750-319
g
031902x
LED
Color
Meaning
SERVICE green
The 'SERVICE'-LED indicates the status of the Neuron application.
STATUS
red
The 'STATUS'-LED visualizes error states and wink tasks.
ICOM
green
The 'ICOM'-LED indicates the internal communication between
Neuron-Chip and µC 165.
IO red
/green
/ orange
The ‚I/O‘-LED indicates the operation of the node and signals faults
encountered.
A
green
Status of the operating voltage system
C
green
Status of the operating voltage – power jumper contacts
3.1.3.5 Configuration interface
The configuration interface used for the communication with
WAGO-I/O-CHECK or for firmware transfer is located behind the cover flap.
Configuration
interface
Fig. 3-4: Configuration interface
g01xx06e
The communication cable (750-920) is connected to the 4 pole header.
Warning
The communication cable 750-920 must not be connected or disconnected
while the coupler/controller is powered on!