MAN0923_Issue 3_04/15
Touchpoint Pro
Operating Instructions
186
14.4 Register Allocation for Function 02 – Read Input Status
This function reads the input channel status bits. Each status bit can have the value 1 = Active or 0 = Not
active. For the Channel Type only, 1 = Analogue or 0 = Digital. There are twelve status bits for each channel.
The maximum number of status bits read in one frame is 512.
Input channels
Channel Rate
Alarm
LTEL
Alarm
STEL
Alarm
Alarm
3 Alarm 2 Alarm 1 Inhibit Fault
No
Data
Channel
Type
not
used
SIL Channel
(future use)
Safe State
(future use)
Warning Acknowledged not
used
01
10001 10002 10003 10004
10005
10006
10007
10008
10009 10010
10011
10012
10013
10014
10015
10016
02
10017 10018 10019 10020
10021
10022
10023
10024
10025 10026
10027
10028
10029
10030
10031
10032
...
64
11009 11010 11011 11012
11013
11014
11015
11016
11017 11018
11019
11020
11021
11022
11023
11024
Output channels
Channel
Rate
Alarm
LTEL
Alarm
STEL
Alarm
Alarm
3
Alarm 2
Alarm 1
Inhibit
Fault
No
Data
Channel
Type
Force
state
SIL Channel
(future use)
Safe State
(future use)
Warning Acknowledged
free
01
11073
11074
11075
11076
11077
11078
11079
11080
11081
11082
11083
11084
11085
11086
11087
11088
02
11089
11090
11091
11092
11093
11094
11095
11096
11097
11098
11099
11100
11101
11102
11103
11104
...
128
13105
13106
13107
13108
13109
13110
13111
13112
13113
13114
13115
13116
13117
13118
13119
13120
Rate
Alarm
Summary
LTEL
Alarm
Summary
STEL
Alarm
Summary
Alarm 3
Summary
Alarm 2
Summary
Alarm 1
Summary
Inhibit
Summary
Fault
Summary
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
System
Summary
11025
11026
11027
11028
11029
11030
11031
11032
11033
11034
11035
11036
11037
11038
11039
11040
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
System
Summary
11041
11042
11043
11044
11045
11046
11047
11048
11049
11050
11051
11052
11053
11054
11055
11056
Safe State
Summary
(future use)
Warning
Summary
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
not
used
System
Summary
11057
11058
11059
11060
11061
11062
11063
11064
11065
11066
11067
11068
11069
11070
11071
11072
14. Appendix 1 - Modbus Option