MPC-6000 / MPC-7000 / RND-2 INSTALLATION, OPERATION AND MAINTENANCE MANUAL
42
NAC Wiring
At the lower right corner of the main board the terminal blocks TB12 and TB13 are used for the
connection of notification appliances. Four individual NACs marked 1 through 4 are provided
and the polarity shown is when the NAC is activated.
NAC 3
NAC 1,2
Faraday
P/N 10807
24K 1/2W
See Typical
Wiring
Use the following table to configure the NACs for either Class A or Class B operation.
NAC #s
Class “B”
Operation
Paired Class
“A” Operation
1,2 JP1 JP2
3,4 JP3 JP4
NAC Rating:
Alarm Voltage: 24V FW regulated (nominal)
Max. Alarm Current: 1.5A/NAC circuit
Max. Ripple: 16VAC
Max. Wire Voltage Drop: 1.0VDC
Max. Standby Current: 1.0mA
NOTE:
The maximum total current for the MPC-6000
NACs is 3.0A and 6.0A with the optional
additional Transformer P/N NPE-1.
The maximum total current for the MPC-7000
NACs is 5.0A and 8.0A with the optional
additional Transformer P/N NPE-1.
Typical
Notification Appliance Circuit
Style Z, Class A
Supervised, Power Limited
See Appendix B for
Compatible Devices
No EOL Device
Typical
Notification Appliance Circuit
Style Y, Class B
Supervised, Power Limited
See Appendix B for
Compatible Devices
See table for NAC Jumper
Configurations
Polarity Shown
In Activated Condition
P/N 140-820405
24K ½W
