Varec TankGate Interface 8315 Series, Руководство по установке и эксплуатации

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Troubleshooting TankGate Interface
98 Installation and Operations Manual
by observing the RUN Indicator duty cycle. Under normal conditions, this indicator
flashes once every second.
7.2.1.2 Communications indicator
The Communications indicator provides communication line status. When it is toggling,
the system is exchanging data. As the system receives a valid message from the Host,
this indicator toggles. If the indicator is idle, the system is off-line.
7.2.1.3 TXD/RXD LEDs
When these LEDs are flashing, the system is exchanging data between the TankGate and
any tank gauge.
7.2.2 LED Displays under Abnormal Conditions
The table below lists the abnormal conditions of the four indicator lights. From this table
the user should be able to pinpoint the cause and derive a solution to the problem.
7.2.3 Using the TankGate Push-buttons
7.2.3.1 Reinitializing System Hardware
To reinitialize the system hardware
•
Press the RESET Switch.
This action causes it to go to a known starting state. This switch may be pressed at any
time; however, the following will also occur:
•
Reinitialize System Hardware
•
Clear Working Memory
•
Reinitialize Data Base
Indicator Condition Cause Solution
Run Does not flash
(even after hard
reset)
Bad database
Bad main circuit
board
Perform Hard Reset then reload
database
Replace main circuit board
Steady ON/OFF system failure
Communication
Steady state DIP switch
setting
Check unit ID DIP switch
setting: set ID number and reset
system
COM point Check COM point with
diagnostics terminal or ViewRTU
COM parameters Verify time-out, baud, and
protocol parameters have the
correct values set
bad
communications
Check for bad communication
line, modem board or main
circuit board
wrong jumper
settings
Check SW1 & SW2 for proper
settings