WSPC USER INTERFACE MANUAL SECTION 7
68
MONITORING MODBUS COMMUNICATIONS
Three modes of monitoring may be selected by
clicking the radio button. When monitoring, the
WSPC request will always be shown in the
“Command” data window in hex form. The WS data
will be shown in the lower window in either Hex or
Decimal format.
Off—Stops monitoring, but continues to display the
most recent communication. Continuous – monitors
the normal WSPC communication with the controller.
Step—Allows the Administrator to select a given
block of data for monitoring. See Figure 7-17. To use
step monitoring:
1. Click Step radio button in the Mode box.
2. Use the drop-down list to select a parameter
type. Options are User Inputs, Admin Inputs,
User Holding, and Admin Holding.
3. Use the drop down list to select a block of
data of that type. These will be in blocks of
up to 50 registers.
4. Click the “Step” button to refresh the data.
Figure 7-16: Modbus Display
Figure 7-17: Modbus Monitoring
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