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11. Troubleshooting
Proportional-to-flow:run mode #0
A. Refer to the controller set-up section in the manual and
make sure the following parameters have been set:
1. mode #7 loss of flow input (XX.X min)
(X.XX min for Z-200.10)
2. mode #6 low flow shut off (XX.X%)
3. mode #4 zero calibration (1.0V @ 0% flow)
4. mode #3 span calibration (5.0V @ 100 % flow)
5. mode #2 initial percentage flow (XX.X%)
6. mode #1 initial stroke rate (XX.X min)
(X.XX min for Z-200.10)
NOTE: if all parameters have not been entered properly, a
red LED will illuminate and stay on and the controller will not
start in run mode position #0 when the enter switch is
depressed.
B. After these inputs have been re-entered, depress enter
switch to start operation.
LED indicator chart (proportional-to-flow mode only)
Green
Red
on
off
off
on
blink
off
off
blink
NOTE: on means for approximately one half second. Blink
means on for approximately 20 milliseconds.
To test the LED indicators, depress the test switch located
on the front of the controller.
Condition
solenoid on, good battery
solenoid on, low battery
lowflow shut off imposed
loss of flow input alarm
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