Graco ProMix PD2K Operation page 59

PLC Diagnostic Diagnostic Screens
PLC PLC Diagnostic
These screens may be used to verify PLC
communications by providing a real-time status of all
Network Inputs and Outputs.
PLC Diagnostic Diagnostic Screens Screens 1–7
PLC PLC Diagnostic Screens
These screens show all PD2K Network Outputs with
their associated register ID, Modbus TCP address,
current value, and any relevant state information.
Figure 15 PLC Diagnostic Screen 1
PLC PLC PLC Diagnostic Diagnostic Screens Diagnostic Screens 8–10 Screens
These screens show all PD2K Network Inputs with
their associated register ID, Modbus TCP address,
last value written, and any relevant state information.
NOTE: NOTE: If a Network Input has not been written, it will NOTE:
show a value of 4294967295 (0xFFFFFFFF) and
state as invalid.
Figure 16 PLC Diagnostic Screen 8
3A4486D
Screens
Screens
1–7
1–7
8–10 8–10
Operation Using a Programmable Logic Controller (PLC)
PLC Diagnostic PLC PLC Diagnostic Screens Diagnostic
This screen encapsulates all the registers used
in the Dynamic Command Structure. Arguments
and Command registers are shown on the left.
Acknowledge and Return registers are shown on
the right. When a valid DCS command is sent, the
Return registers will display the appropriate data on
the right side of the screen. This can be used to test
and verify DCS commands with the PLC.
Figure 17 PLC Diagnostic Screen 11
Screens 11 Screens 11 11
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