www.techsys.com.au
Version 1.3 11/12/11
53
C o r p o r a t io n
Pump shutting down on
Pump Protection
•
Fault in protection
sensor
•
Replace or adjust
sensor
Controller powers on and
off continuously
•
Voltage being applied
to the Inputs.
•
Excessive current
being drawn from
the external level
sensor
•
Make sure that the
Inputs are Voltage
Free
•
Check external sensor
current 100mA max.
System Displays wont
initialise
Loading Data message
cycles continuously
•
System needs to be
initialised.
•
Press the
“Commissioning
Button” on the PCB
whilst powering up
the system to
initialise the
program
System Level not
displaying
•
Transducer not
connected properly.
•
Transducer type
selection switch set
incorrectly.
•
Analogue circuits not
functional
•
Check transducer
connections. Refer
to Analogue Input
section.
•
Change switch to suit
transducer type.
•
There are 2 LED’s
located on the front
top right of the PCB.
One is for Power
which should be
flashing
– the other
is for indication that
the analogue circuit
is operational, it
should also be
flashing. A SOLID
light or NO light on
either means the
SWO is
inoperative.
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