Nac Circuit Wiring; 1: Style Y (Class B); 2: Znac-4 Class A Option Module - Honeywell HPF24S6 Installation Manual

Installation

2.2 NAC Circuit Wiring

2.2.1 Style Y (Class B)
The standard configuration for NACs is Style Y (Class B) as shown in Figure 2.3.
2.2.2 ZNAC-4 Class A Option Module
The ZNAC-4 is an optional Class A conversion module which mounts to connector J3 on the upper
right side of the HPF24S circuit board. This module allows the HPF24S6 or HPF24S8 to support
Style Z (Class A) Notification Appliance Circuits.
ZNAC-4 Option Module
Figure 2.4 Style Z (Class A) NACs using ZNAC-4 Option Module
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Figure 2.3 NAC Style Y (Class B)
ZNAC-4
J3
HPF24S Circuit Board
Alarm Polarity Shown
HPF24S Circuit Board
Horn Strobes
Alarm Polarity
Shown
HPF24S Series Power Supplies — P/N 52751:E1 4/14/2011
NAC Circuit Wiring
4.7K ELR
Horn Strobe
Horn Strobe
Horn Strobe