Siemens FC18 Series Operating Manual page 18

Interlocking panel
⑤
The interlocking panel has 8 output channels. Each channel has indicators to indicate trouble, activation and
confirmation status. Each channel can be controlled by Activation/Deactivation button manually. Only level 2&3 user
can access. Press the button to activate it and press it again to deactivate it, so on and so forth.
Trouble: On when there's trouble; off when trouble is solved.
¹
Activation: On when output channel is activated; flashing when there's no confirmation; Off when the output
¹
channel resume normal.
Confirmation: On when confirmation is received; off when confirmation signal disappears.
¹
Operating Manual of FC18 Controller
until master is reset.
Page: 17/70