MGS-250 Manual
52 6490-9000
Revision
4
7.5. Input Status Flags
Input Status Flags are readable (using function code 02).
Table 16: Input Status Flags
Reg
Description
Range
P.-##
3000
Alarm flag (0 or 1=Alarm)
0-1
- -
3001
Relay state (0 or 1=energized)
0-1
- -
3002
Detector fault (0 or 1=fault)
0-1
- -
3003
Red LED state (0 or 1=ON)
0-1
- -
3004
Green LED state (0 or 1=powered
on)
0-1
- -
3005
Reserved
-
-
3006
Start up (0=normal operation
1=warming up)
0-1
- -
3007
Reserved
-
-
3008
Reserved
-
-
7.6. Output Status Flags
Output Status Flags are readable (using function code 01) and writable
(using function code 05).
Table 17: Output Status Flags
Reg
Description
Range
P.-##
4000
Buzzer flag (0 or 1=ON)
0=Off
1=On
- -
4001
Test required (If operating for
>1 year). (1=requires testing)
0=Okay
1=Test
- -
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