U.3.19
Date Code 20020501 User’s Guide SEL-421/SEL-421-1 Relay
PC Software
HMI Meter and Control
HMI Meter and Control
Use the ACSELERATOR HMI feature to view real-time relay information in a
graphical format. Use the virtual relay front panel to read metering and targets
and to operate the relay.
Open the
ACSELERATOR HMI
On the HMI menu, click Meter and Control. The ACSELERATOR software
opens the HMI window and downloads the interface data. See the detailed
examples in View Metering:
ACSELERATOR Software on page U.4.34 in the
User’s Guide for step-by-step instructions.
ACSELERATOR
HMI Features
You can use the ACSELERATOR software to access many types of relay
information and relay controls. Click the HMI menu at the top
ACSELERATOR
toolbar and then click Meter and Control to access the
ACSELERATOR HMI.
Figure 3.27 shows the HMI tree view; Table 3.2 lists the functions in the HMI
tree view and a brief explanation of each function.
In the
ACSELERATOR HMI, an LED representation shows that a color is
asserted or “on.” The flashing LED representation in the lower left of each
HMI screen indicates an active data update via the communications channel.
Click the button marked “Disable Update” to suspend HMI use of the
communications channel.
Figure 3.27 ACSELERATOR HMI Features.
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