User Manual

I/O Modules • 13
Special Modules
WAGO-I/O-SYSTEM 750
I/O Modules
2.1.1.3 Indicators
The LED display must be interpreted differently depending on whether the
Bluetooth
®
module functions as a master or as a slave (see Sections 2.1.1.3.1
and 2.1.1.3.2).
13 14
1
3
5
7
2
4
6
8
Figure 3: Display Elements g064402x
2.1.1.3.1 Master
Table 1: LED Master Signals
LED Designation Status: Function
green Normal operation
1
Operation status
indicator
red Disruption of the local internal bus connection,
the field voltage or the internal communication
(circuit board)
green Connection to slave(s) established
green flashing Data transfer
off No slave is configured for this slot
yellow flashing Connection to the first slave is being estab-
lished (in communication mode only)
yellow System is configured (in configuration mode
only) or connection to the first slave could not
be established (in communication mode only)
2
Connection display of
the first WAGO slot
(communication
mode) and signaling
in the configuration
mode
red Connection interrupted by error (in communi-
cation mode only)
green Connection to slave(s) established
green flashing Data transfer
yellow Unsuccessful connection configuration to slot j
(in communication mode only)
yellow flashing Connection to Slot j is being established
(in communication mode only)
red Connection interrupted by error (in communi-
cation mode only)
3…8
Connection display
for WAGO slots j (j =
2…7) (in communi-
cation mode only)
off No slave is configured for this slot (in commu-
nication mode only) or the system is in con-
figuration mode.