8
Operating instructions
Safety fieldbox
SFB-PN-IRT-8M12-IOP
EN
5.2 LED indicators, PROFINET ports P1/P2
There are 2 LED indicators at the Ethernet ports.
A green link LED and yellow activity LED.
LED link (L)
The link LED may exhibit the following display and flashing pattern:
LED display
Description
GREEN
ON
Connection to Ethernet active
LED Activity (A)
The activity LED may exhibit the following display and flashing pattern:
LED display
Description
YELLOW Flashes
Ethernet data transmission active
5.3 Central LED indicators, SFB-PN
There are 4 LEDs for central diagnostics of the fieldbox. A green/red
LED indicator for a system fault, a red LED for bus fault, a green/red
error LED and a green power LED.
System fault LED (SF)
The system fault LED may exhibit the following display and flashing
pattern:
LED display
Description
RED
ON
Module error or device port error
GREEN
Flashes
FLASH signal for identifying the fieldbox
Bus fault LED (BF)
The bus fault LED may exhibit the following display and flashing
pattern:
LED display
Description
RED
ON
No or slow connection
RED
Flashes
Connection but no data transmission
Fieldbox error LED (Err)
The error LED may exhibit the following display and flashing pattern:
LED display
Description
GREEN
ON
Field box in RUN
GREEN
Flashes
Module fault can be acknowledged
RED
ON
Internal field box fault
RED
3 Hz
F_WD_Time SFB-PN exceeded
RED
1 impulse
Internal over temperature fault
RED
2 impulses Invalid F address fault
RED
3 impulses
Invalid F_iPar_CRC fault
RED
4 impulses Acknowledge impulse length fault
RED
5 impulses Test pulse output overload fault
RED
6 impulses
Overvoltage fieldbox U > 29 V
Fieldbox power LED (Pwr)
The power LED may exhibit the following display and flashing pattern:
LED display
Description
GREEN
ON
Supply voltage of fieldbox OKAY
GREEN
1 Hz
Low voltage warning U < 20 V
GREEN
3 Hz
Low voltage fault U < 17 V
GREEN
OFF
Fieldbox switched off U < 12 V
6. Set-up and maintenance
6.1 Functional testing
A check must be carried out to ensure that the projected safety function
is effective.
The safety functions, configuration of the safety fieldbox and
correct installation must be checked by a responsible safety
specialist/safety representative.
6.2 Maintenance
The safety fieldbox operates error-free if installed and used properly.
7. Disassembly and disposal
7.1 Disassembly
Only disassemble the safety fieldbox if it is in de-energized state.
7.2 Disposal
Dispose of the safety fieldbox properly in accordance with national
regulations and laws.
