Process image
Status IO Inputs Control IO Outputs |
Status word
The status word (SW) is located in the input process image, and is transmitted from the box to the controller.
Bit | SW.15 | SW.14 | SW.13 | SW.12 | SW.11 | SW.10 | SW.9 | SW.8 |
Name | Acyclic operation, 4 bit counter increments with each successful save | - | - | - | - |
Bit | SW.7 | SW.6 | SW.5 | SW.4 | SW.3 | SW.2 | SW.1 | SW.0 |
Name | - | - | - | - | - | - | - | Cyclic operation with handshake, "Writing Started" |
Control word
The control word (CW) is located in the output process image, and is transmitted from the controller to the box.
Bit | CW.15 | CW.14 | CW.13 | CW.12 | CW.11 | CW.10 | CW.9 | CW.8 |
Name | - | - | - | - | - | - | - | - |
Bit | CW.7 | CW.6 | CW.5 | CW.4 | CW.3 | CW.2 | CW.1 | CW.0 |
Name | - | - | - | - | - | - | - | Cyclic operation with handshake, "Start Writing" |