Figure 6: Communication/I/O Module Status Indicators; Table 7: Legend For Figure "Communication/I/O Module Status Indicators - WAGO 750 Manual

24 Device Description

Figure 6: Communication/I/O Module Status Indicators

Table 7: Legend for Figure "Communication/I/O Module Status Indicators"

Designation
Module error
Local bus
communication
PROFIsafe
status
Parameterization
The module error LED (LED E) may light up alone or in conjunction with other
LEDs. Detailed information on module errors that have occurred can be found in
section "Diagnostics."
Manual
Version 1.0.0, valid from HW/SW Version 01/01
753-661/000-004 4FDI 24V PROFIsafe
LED Status
Off No error
Module or channel pair error (see
Red section "Diagnostics" > ... > "Error
E Diagnostics")
Red
Internal safety-critical error (section
flashing
"Diagnostics" > ... > "Module Error")
2 Hz
Green Local bus communication active
F
Red Local bus communication, error
Off PROFIsafe data exchange inactive
Green PROFIsafe data exchange active
Green
Acknowledgment by operator required
flashing
(Operator Acknowledge, OA)
0.5 Hz
G
No valid PROFIsafe F parameters
Red
available
Red PROFIsafe communication error (CRC2
flashing error), watchdog time (F_WD_Time)
1 Hz exceeded
Off Parameterization OK
F I/O module selected via WAGO-I/O-
Red
CHECK
Red
iParameters invalid or F_iPar_CRC set
flashing
to value not equal to iPar_CRC
1 Hz
H
Red
iParameters were transferred to the F
flashing
I/O module, but not yet saved
2 Hz
Green
flashing
F I/O module is in PROFIsafe test mode.
2 Hz
WAGO I/O System 750
Function