Honeywell MRP-2001E Manual De Usuario

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ANN-BUS Devices
Installation
MRP-2001 & MRP-2001E   PN 53040:A  4/16/2007
39
2.7.7 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 titled "ANN-
BUS" on page 71 for programming information.
2.7.7.1 ANN-I/O Board Layout
Figure 2.19 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. 
2.7.7.2 Specifications
Max. ANN-BUS Voltage: 28 VDC
Max. Current:
 Alarm: 200 mA
 Standby: 35 mA
 Each LED: 10 mA
Operating Temperature: 32
o
F to 120
o
F (0
o
C to 49
o
C)
For indoor use in a dry location only
Figure 2.19 ANN-I/O Board Layout
ANN-BUS (ID#) 
Address DIP 
switch
ANN-BUS Connector
Terminals not used (future)