FS20 Marine Fire Detection Control Panel
Siemens Industry, Inc. A6V10519176_enUS_b
Building Technologies Division
17.2 Installation
The NAC module (1A/2B) FCI2011-U1 is installed on the periphery board as shown
and screwed onto the back box. Slot X901 is also used for the releasing module.
Installing the NAC module on the periphery board
1 Periphery board (252p) or periphery board (504p) 4 2x fixing screw
2 Threaded sleeves on back box X901 Slot in periphery board
3 NAC module (1A/2B) FCI2011-U1 X5 Connection terminal on NAC module (1A/2B)
1. Plug the NAC module (3) into slot X901 on the periphery board as shown.
2. Fasten the NAC module to the threaded sleeves (2) in the back box using the
two fixing screws (4).
3. Wire up the NAC module according to the pin assignment.