1: Configuring Nacs; 2: Style Y (Class B) Nac Wiring - Fire-Lite MS-9600 User Manual

Notification Appliance Circuits
• Style Z (Class A) - install NACKEY into JP8 with
Class A pointing down toward circuit board as
illustrated to the right.
• Style Y (Class B) - install NACKEY into JP8 with
Class B pointing down toward circuit board .
NACKEY must be inserted with text side facing in
toward center of main circuit board and key into key-
slot as illustrated to the right. It is keyed to prevent
incorrect insertion.
Top edge of MS-9600
Main Circuit Board
NACKEY card slot
4XTMF Module connectors
Figure 2.6 NAC Configuration Using NACKEY
4 Style Y (Class B) Notification Appliance Circuits, supervised and power-limited - 4.7 kohm, ½ watt P/N:71252 UL listed
Notification Appliance Circuit
polarity shown in alarm state
circuit number
MS-9600 PN 51335:E 7/9/03
2.4.1 Configuring NACs
The Notification Appliance Circuits on the main circuit board are configured for Style
Y or Style Z by properly orienting the NACKEY card in JP8 which is located at the top
of the main circuit board near the NAC Terminal TB4. The default configuration is for
Style Y (Class B). Refer to Figure 2.6 for information on installing the NACKEY card.
Key
Key-slot
TB4
4XTMF OPT BD
J10
Connectors for 4XTMF option module
2.4.2 Style Y (Class B) NAC Wiring
NAC 1
NAC 3
+ +
Polarized Bells
Polarized Strobes
+ +
Polarized Horns
+ +
B B B
-
+ +
-
3 3
1
Figure 2.7 NAC Style Y (Class B) Wiring
NACKEY Card
CLASS A
NACKEY -PCA
If the 4XTMF Option Module is to be installed in connectors
J10 and J11, the NACKEY card must be carefully separated
at the scored mark and only the required half installed into
JP8
JP8. This will allow room for the 4XTMF module.
J11
NAC 4
NAC 2
+ +
Polarized Bells
Polarized Strobes
+ +
Polarized Horns
+ +
B B B B B
- - -
+ +
Dummy Load all unused circuit
2
1 2 4 4
TB4
Installation
scored mark
JP8
29