Class1 ITL Tank Level Driver Module 107451 User Manual
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Intelli-Tank Manual (106759) 050304
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Class 1
When the unit is first powered up the lights will cycle on individually starting with the
EMPTY (output 1) light and then the lights will show the current status.
•
A Module connected to a Master unit (through the 1-wire data line) will mimic the
Master unit’s LED condition and flash rate.
•
A Module not connected to a Master unit will alternately flash the upper two lights and
the lower two lights. This indicates a “no data” condition.
Level indications:
LEVEL
output 4
output 3
output 2
output 1
7/8 < LVL <= F
ON
ON
ON
ON
3/4 < LVL <= 7/8
FLASH .8Hz
ON
ON
ON
5/8 < LVL <= 3/4
ON
ON
ON
1/2 < LVL <= 5/8
FLASH .8Hz
ON
ON
3/8 < LVL <= 1/2
ON
ON
1/4 < LVL <= 3/8
FLASH .8Hz
ON
1/8 < LVL <= 1/4
ON
1/16 < LVL <= 1/8
FLASH .8Hz
E <= LVL <= 1/16 FLASH 1.6Hz FLASH 1.6Hz FLASH 1.6Hz FLASH 1.6Hz
Auto-Fill Function
Auto-fill mode is active when the auto-fill select input (pin 8) is grounded. The auto-fill
status light output (pin 2) indicates the current status of this mode and is capable of driving
positive voltage to 250mA.
Status Light
Condition
On
Auto-fill mode selected and is in standby
Flashing
Auto-fill mode selected and is currently filling
(refill output is active).
Off
Auto-fill mode de-selected or error condition is
present.