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ANNUNCIATOR
Alarm Annunciator
Communication
ANC8/ANC16 has one isolated RS485 port. As software protocol MODBUS RTU is implemented in the
device. Supported functions of MODBUS RTU are as follows:
• Read Holding Registers (03H)
• Write Single Register (06H)
• Write Multiple Registers (10H)
RS485 Connect Line / Diagram
Modbus Table
Address
0
1
2
3
4
5
6
7
8
9
10
11
50
51
52
53
54
55
56
57
Parameter Details
Alarm lags for channels
Status of channels’ dip-switch
Status of config. dip-switch
Latest log index
Seconds
Minutes
Hours
Day
Month
Year
Baud Rate
Slave ID
R/W
RO
RO
RO
RO
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Data Type
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
Function
03H
03H
03H
03H
03H-06H-10H
03H-06H-10H
03H-06H-10H
03H-06H-10H
03H-06H-10H
03H-06H-10H
03H-06H-10H
03H-06H-10H
Log 1 Day and month
Log 1 Year and hours
Log 1 Minutes and seconds
Log 1 Data
Log 2 Day and month
Log 2 Year and hours
Log 2 Minutes and seconds
Log 2 Data
RO
RO
RO
RO
RO
RO
RO
RO
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
16 bit word
03H
03H
03H
03H
03H
03H
03H
03H
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