EUCHNER MGB-L1 AR Series - Description of the safety function

Operating Instructions Safety Systems
MGB-L1…-AR.-… / MGB-L2…-AR.-… and MGB-L1…-AP.-… / MGB-L2…-AP.-…
8
(Translation of the original operating instructions) 2119167-06-10/20
3. Description of the safety function
Devices from this series feature the following safety functions:
With active guard lock monitoring, the following applies:
DIP
OFF
ON
Monitoring of guard locking and the position of the guard
(interlocking device with guard locking according to ENISO14119)
Ì Safety function (see chapter 6. Function on page 10):
- The safety outputs are switched off when guard locking is released (monitoring of the locking element).
Important: This applies only if guard lock monitoring is active!
- The safety outputs are switched off when the guard is open.
- Guard locking can be activated only when the bolt tongue is located in the locking module (prevention of inad-
vertent locking position (faulty closure protection)).
Ì Safety characteristics: category, Performance Level, PFH
D
(see chapter 14. Technical data on page 36).
Control of guard locking
Ì Safety function
If the device is used as guard locking for personnel protection, control of guard locking must be regarded as a
safety function.
The safety level of guard locking control is determined by the device PFH
D
int.
and by the external control (e.g.
PFH
D
ext.
of the standstill monitor).
PFH
D
ext.
PFH
D
int.
(internal electronic)
Guardlocking Device
(e.g. standstill
monitor)
(locking mean)
Ì Safety characteristics: category, Performance Level, PFH
D
(see chapter 14. Technical data on page 36).
With inactive guard lock monitoring, the following applies:
DIP
OFF
ON
Monitoring of the guard position
(interlocking device according to ENISO14119)
Ì Safety function: The safety outputs are switched off when the guard is open (see chapter 6. Function on page
10).
Ì Safety characteristics: category, Performance Level, PFH
D
(see chapter 14. Technical data on page 36).
The following applies to devices with emergency stop:
Emergency stop
(emergency stop device according to ENISO13850)
Ì Safety function: emergency stop function
Ì Safety characteristics: B
10D
value (see chapter 14. Technical data on page 36)