14
Operations
Informer-PA for Public Address Interface (Model I-IP2 Series C)
Federal Signal www.fedsig.com
Visual Indications
Table 5 Visual Indications
LED
Description
POWER The green Power LED turns on when power is connected and the device is
connected to a Federal Signal enabled network server. The Power LED flashes
on for 100 ms when the unit is disconnected from the server.
Audio/Relay - Input/Output Connections
The relays can be programmed to cycle on and off, or come on continuously with
programmable on time, off time, and total-time.
The relay outputs can be reset manually or reset after a programmable number of
seconds.
A removable eight-position connector is located on the rear of the Informer-PA for making
electrical connections. The connector accepts 3/16-inch (5 mm) stripped wire,
18-26 AWG.
The output level is adjustable from 0 to 2.5 V
P-P
into 600 ohms with a 1 kHz tone.
Each Informer-PA has two SPDT relays rated at 5 A at 30 Vdc.
Make electrical connections to the Input/Output connector as follows.
Table 6 JP3 Input/Output Connections
JP3 (Field Wiring)
1 – Normally closed, relay #2
2 – Common, relay #2
3 – Normally open, relay 2
4 – Normally closed, relay #1
5 – Common, relay #1
6 – Normally open, relay 1
7 – 600 ohms audio output
8 – 600 ohms audio output
Alert Rear Input
Located on the back of the Informer-PA housing is a two-position Rear Input Connector.
The removable connector accepts 5 mm (3/16 in) stripped wire, 18-26 AWG.
Table 7 J1 Rear Input
J1
Rear Input (Dry contact across pins activates input)
2 – Active low input (Pulled to 4.5 Vdc internally through 4.75 kilohms)
1 – Ground
