Pepperl+Fuchs VBG-PN-K30-DMD-S16-EV Manual page 22

AS-i 3.0 PROFINET Gateway with integr. Safety Monitor
Specifications - AS-i/PROFINET Gateways
System configuration - example 1: Calculation of the system reaction time
S1-1
AS-i 1
S2-1
AS-i 2
Upon activation of safety light barrier S1-2, the relay safety output of safety moni-
tor SM1-2 is controlled.
Calculation of the AS-i relevant system reaction time:
t
System total a)
System configuration - example 2: Calculation of the system reaction time
22
SM1-1
AS-i Safety Monitor
M
SM2-1
AS-i Safety Monitor
= t + t = 18ms + 40ms = 58ms
R S1-2 R System
SM1-2
AS-i Safety Monitor
M
M
M
A2-1
I – I + I + I +
I 1 I 2 1.Y1 1.Y2
Run Prg
Prg
1.13 1.14 1.23 1.24
ASI+ ASI– nc nc
S1-2