Requirements and Limitations
Refer to Table 2 for electrical and environmental requirements.
Table 2: Electrical and environmental specifications
Electrical Specifications
Voltage
24 VDC from FACP (19 VDC to 32 VDC)
Power requirements
Supervision current
20 mA
Alarm current
52 mA – Power Supply or 100 W Amplifier
80 mA – Flex-35 or Flex-50 Amplifier
NAC specifications
DC use
1.5 A maximum
Audio use
1.5 A maximum, 50 W, OR 100 speakers (whichever comes first)
Environmental specifications
Operating temperature
32°F to 120°F (0°C to 49°C)
Humidity
Up to 93% relative humidity at 90°F (32°C)
Installing the Expansion Signal Card onto the PDI
Overview
The Expansion Signal (XSIG) card mounts on the PDI. The module can be mounted on any of the PDI connectors.
Use connector P4, labeled on the backside of the given card, to connect to any of the eight PDI connectors as shown in Figure 2 .
Note:
Figure 2 is a general-purpose illustration that applies to most 4 inch (102 mm) X 5 inch (127 mm) cards.
Figure 2: Mounting onto the Power Distribution Interface (PDI)
page 4
579-516 Rev. J
Expansion Signal (XSIG) Card Installation Instructions
