Siemens SIMATIC S5 IP 281 Equipment Manual page 56

Hardware Settinas
Wire break
Plug–in jumpers X34/X44 are used to switch the wire break recognition on
recognition
or off for the individual counters (+ section 1.4.1.2).
Allocation of the Plug–In Jumpers
Status on Delivery
10
2 –
x34
I
x44
X341X44
I
0 0 0
1
I
1
the RS 422 interface.
The wire break recognition
is operated with the 24 V encoder interface.
x34/X44
I
Wire break recognition for counter 1
Wire break recognition for counter 2
Meaning
Not permitted
Wire break recognition switched off
Wire break recognition switched on
must
be switched off when the counter
Meaning
Wire break recognition switched off
R 11192
I