Emerson Vilter PLC, Руководство по эксплуатации

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5 – 2
Section 5 • Configuration - Supervisor Level
Blower Package PLC Operation Manual •Vilter/Emerson • 35391BLP
Figure 5-2. Set Date/Time Pop-Up Screen - Supervisor Level
DATE AND TIME
Allows the Real Time Clock in the PLC to be set. Pressing
“Set Date and Time” will bring up the “Set Date and
Time” popup screen.
• Date and Time must be set in 24-hour format.
• Pressing “Set Date and Time” will set the PLC time
clock.
• The HMI time clock will automatically synchronize to
the PLC time clock.
REMOTE OPERATION
For the blower control to accept commands from a
DCS or Central Controller, Control by Communications
must be enabled. For more details on remote opera-
tion, see Section 12, Communication with DCS/Central
Controller.
• Control by Communications
• If enabled, allows a central controller/DCS to send
commands to the blower PLC
• If disabled, allows a central controller/DCS to read
data only.
• Communications Watchdog and Communication
Fault Action
• The settable watchdog time de fi nes the amount
of time a loss in communications can be detected
before triggering a communication fault
• Action taken on communication fault is selectable:
• Alarm and Revert to local mode – The blower
controller will generate an alarm, and change
mode to local-auto. The machine will contin-
ue to run (if running) in local mode.
• Trip Machine – Communication Fault will shut
the machine down.
MOTOR RTDs
Selects if Motor Winding and Bearing Temperatures are
being monitored by the controller.
INLET / OUTLET SCRUBBER PUMP A / B
If the inlet and/or outlet scrubbers include dual conden-
sate pumps, this selection determines which pump is
active.
CHANGE PASSWORD
Pressing the “Change Password” button opens the
“Change Password” pop-up screen, see Figure 5-3 To
change a password on an account, the user must be
logged in under that account.