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4 Mode of Operation
4.2 PLC data types
HCS4x00Library
Entry ID: 109478117, V2.2.1, 09/2018
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Name
Data type
Default
value
Description
webDb1
UInt
333
Web control DB (must match the web DB
number for the user-defined web pages)
webDb2
UInt
334
Follow-up web control DB
selectedHcsWeb
UInt
1
HCS to be displayed via the user-defined
web pages
dsWrite
"LHcs4x00_
typeDsGlobal"
Data record length for write access
dsRead
"LHcs4x00_
typeDsGlobal"
Data record length for read access
4.2.3
"LHcs4x00_typeDsGlobal"
PLC data type "LHcs4x00_typeDsGlobal" includes the data record length.
Table 4-3
Name
Data type
Default
value
Description
ds2Length
Int
34
Length of data record 2
ds100Length
Int
128
Length of data record 100
ds101Length
Array[1..32] of Int
Length of data records 101 to 132
ds150Length
Int
32
Length of data record 150
ds151Length
Int
32
Length of data record 151
ds152Length
Int
48
Length of data record 152
ds160Length
Int
1
Length of data record 160
ds190Length
Int
6
Length of data record 190
ds200Length
Int
240
Length of data record 200
ds201Length
Int
158
Length of data record 201
ds202Length
Int
32
Length of data record 202
ds203Length
Int
40
Length of data record 203
4.2.4
"LHcs4x00_typeRackConfig"
PLC data type “LHcs4x00_typeRackConfig” includes the entries for the configured
HCS4x00 heating control system.
Table 4-4
Name
Data type
Default
value
Description
communicationLost
Bool
false
Communication failure
longDataset
Bool
false
True = data record 200 includes voltage
readings (only when using the POM4220
Highend or POM4320)
startupstate
String
''
Startup status as text
ioDataIn
"LHcs4x00_
typeHwDataIn"
Hardware ID of the HCS
io
"LHcs4x00_
typeHwDataOut"
Address area for the modules of the HCS