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3. Operation
Setup, Configuration, and Operation Manual
Federal Signal
www.fedsig.com
Use the Informer’s Modbus interface for the following:
• Activate digital voice files with ability to set volume level and/or ambient noise level
• Activate device-contained siren tones with ability to set volume level and/or ambient
noise level
• Activate outputs to drive external visual devices or external relays
• Activate functions (requires programming through Federal Signal Commander or
from the factory)
• Activate Master Reset, Cancel, and Quiet test
• Obtain the result of the last activation
• Obtain status of the digital inputs (requires programming through Federal Signal
Commander or from the factory)
Table 1 Coil Registers (1-9999) Read -Write
Coil data
address
Coil
number (0x)
Function
Value
0
1
Activation Status
0 = activation not detected, 1 = activation detected
(Status resets with each new function)
1
2
Input #1
0 = closed, 1 = open (State follows the physical input
port)
2
3
Input #2
0 = closed, 1 = open (State follows the physical input
port)
3
4
Input #3
0 = closed, 1 = open (State follows the physical input
port)
4
5
Input #4
0 = closed, 1 = open (State follows the physical input
port)
5
6
Time synchronization
status
0 = pass, 1 = fail
16
17
Activate function #1 Write 1 to activate (can write another 1 without writing a
0 to activate again or pulse the output)
17
18
Activate function #2 Write 1 to activate (can write another 1 without writing a
0 to activate again or pulse the output)
18
19
Activate function #3 Write 1 to activate (can write another 1 without writing a
0 to activate again or pulse the output)
19
20
Activate function #4 Write 1 to activate (can write another 1 without writing a
0 to activate again or pulse the output)
20
21
Activate function #5 Write 1 to activate (can write another 1 without writing a
0 to activate again or pulse the output)
21
22
Activate function #6 Write 1 to activate (can write another 1 without writing a
0 to activate again or pulse the output)
