Technical data

76 • BACnet/IP Controller 750-830
Data Exchange
WAGO-I/O-SYSTEM 750
BACnet/IP Controller
3.1.6.5.2.2 Bit Access
Tab. 3-16: Bit access
MODBUS Addresses Method
decimal hexadecimal
IEC 61131-
Addresses
Description
0...
511
0x0000 –
0x01FF
%IX( DigitalOffSet + 0 ).0 ...
%IX( DigitalOffSet + 31).15
phys. inputs (1)
512...
1023
0x0200 –
0x03FF
%QX( DigitalOffSet + 0 ).0 ...
%QX( DigitalOffSet + 31).15
phys. outputs (1)
Illegal address 0x0400 –
0x0FFF
not supported
4096 …
8191
0x1000 –
0x1FFF
%QX256.0 ...
%QX511.15
PFC-OUT variables
8192 ...
12287
0x2000 –
0x2FFF
%IX256.0 ...
%IX511.15
PFC-IN variables
12288 ...
32767
0x3000 -
0x7FFF
%MX0.0 ...
%MX1279.15
Flag area (Default: 8 kByte,
size variable)
32768 ...
34295
0x8000 -
0x85F7
%IX32.0 …
%IX127.7
phys. inputs (2)
FC2
- Read Input Discrete
FC1 = FC2 + 0x0200
– Read Coils
36864 ...
38391
0x9000 -
0x95F7
%QX32.0 ..
%QX127.7
phys. outputs (2)
0...
511
0x0000 –
0x01FF
%QX( DigitalOffSet + 0 ).0 ...
%QX( DigitalOffSet + 31).15
512...
1023
0x0200 –
0x03FF
%QX( DigitalOffSet + 0 ).0 ...
%QX( DigitalOffSet + 31).15
phys. outputs (1)
Illegal address 0x0400 –
0x0FFF
not supported
4096...
8191
0x1000 –
0x1FFF
%IX256.0 ...
%IX511.15
8192...
12287
0x2000 –
0x2FFF
%IX256.0 ...
%IX511.15
PFC-IN variables
12288...
32767
0x3000 -
0x7FFF
%MX0.0...
%MX1279.15
Flag area (Default: 8 kByte,
size variable)
32768...
34295
0x8000 -
0x85F7
%QX32.0 ..
%QX1275.15
FC15-
- Force Multiple Coils
36864 ...
38391
0x9000 -
0x95F7
%QX32.0 ..
% QX127.7
phys. outputs (2)