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ANN-BUS Devices
2.7.5 ANN-I/O LED Driver Module
The ANN-I/O is an LED driver module that can be used in a wide variety of applications, including
as an interface with most customized graphic annunciators. The ANN-I/O can drive up to 40 LEDs.
The following sections describe hardware installation. Refer to the section titledSection 3.5.7,
"ANN-BUS", on page 70 for programming information.
ANN-I/O Board Layout
Figure 2.22 illustrates the ANN-I/O board showing locations of screw terminals for connection to
the FACP, pin connectors for connecting LEDs and the DIP switch for selecting the ANN-BUS ID
number.
Specifications
•
Max. ANN-BUS Voltage: 28 VDC
•
Max. Current:
Alarm: 200 mA
Standby: 35 mA
Each LED: 10 mA
•
Operating Temperature: 32
•
For indoor use in a dry location only
MRP-2002 Series Instruction Manual — P/N 53049:E5 7/28/2016
Terminals not used (future)
ANN-BUS Connector
Figure 2.22 ANN-I/O Board Layout
o
o
o
o
F to 120
F (0
C to 49
C)
Installation
ANN-BUS (ID#)
Address DIP
switch
45
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