Safety engineering
Device modules
Safety module SM100
1
17
EDS94AYAB EN 2.1
Detail features of the inputs and outputs of the SM100
Terminal Specification [Unit] min. typ. max.
SIA, SIB
Low signal
V −3 0 5
High signal V 15 24 30
Input capacitance at switch−off nF 4
Input delay (tolerated test pulse) ms 1
Switch−off time (depending on the standard device) ms 2.5 4
Running time ms 3
SIA
Input current mA 160 170
Input capacitance at switch−on, reduced mF 20
SIB
Input current mA 28 35
Input capacitance at switch−on, reduced mF 5
GI Ground for SIA/SIB
24O, GO Supply voltage through safely separated power supply
unit (SELV/PELV)
V 18 24 30
DO
Low signal V 0 0.8
High signal V 17 24 29
24O, GO, DO Output current A 0.7
Truth table
Inputs Outputs
Description
Enable
SIA SIB DO1 through SM100
001
"Safe torque off" is activated
0
0 1 0 0
1 0 0 0
1 1 0 Drive is active 1
Tab. 1−2 Truth table SM100
1.2.4.5 Commissioning
ƒ Settings in or at the module are not required.
ƒ Required settings in the basic device:
– C00214, type of safety module
ƒ During commissioning and after the replacement of a module it is vital to check the
safety function.
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