Controller Modules With Safe I/O Expansions - Leuze electronic MSI 400 Operating Instructions Manual

12.2.2 Controller modules with safe I/O expansions

Tab. 12.6: Safety technology reference values for MSI 400 (with I/O expansion)
Configuration of safety outputs
Output groups:
MSI 4xx:
Q1/Q2, Q3/Q4, IQ1/IQ2, IQ3/IQ4
MSI-EM-IO84:
Q1/Q2/Q3/Q4
Single- Two-channel outputs (with or without
channel test pulses)
or two-
channel
Single-
input
channel
output Q
for an out-
put group
1
For detailed information regarding the safety configuration of your machine/system, please contact the
Leuze electronic branch in charge of your area.
2
Average probability of a hazardous-causing failure per hour
Leuze electronic
Test pulses at all out-
puts of an output group
activated
n
Test pulses at one out-
put of the output group
activated and test
pulses at the other out-
put of the output group
deactivated.
The value indicated
refers to the output with
activated test pulses.
Output test pulses de-
activated
Characteristic values
Safety In- Category
tegrity (EN ISO
Level 13849-1)
1
(IEC 61508)
SIL3 4
SIL3 4
SIL3 3
SIL2 3
MSI 400
Technical data
2
Perform- PFHd
ance level
(EN ISO
1
13849-1)
–9
PL e 4.3 · 10
–9
PL e 4.3 · 10
–9
PL e 4.3 · 10
-8
PL d 1.7 · 10
80