Appendix B
B.1. Standard options for LC 24X
Option BB: backup battery
Option D: Fault light system
Option H: ON/OFF/AUTO switch
Option K: Ex barrier
One analog channel.
1 .2
2 .2
1 .1
2 .1
3 .2
3 .1
R
P W
4 .2
4 .1
5 .2
5 .1
Analog version
Option L: Ex barrier
Four digital channels.
1 .2
1 .1
2 .2
2 .1
3 .2
3 .1
R
P W
LF 1
LF 2
O U
T1
O U
T2
1
2
3
4
I II
4 .2
4 .1
5 .2
5 .1
Digital version
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