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Based on the proven ‚constant bubble‘
methodology of its predecessors,
the Air Force Series II is offered in the
following models:
HS40/II: stand-alone unit
HS40/3100/II: with inbuilt WL3100 sensor
HS40/3100A/II: with inbuilt WL3100A sensor
HS40/3100/II/DO: Dual Orifi ce set up
Main Features
The HS40 Air Force Series II can be used
with standard small diameter orifi ce fi t-
tings or large gas chamber orifi ce fi ttings;
Low power consumption
True ‘constant bubbler’
Desiccant & maintenance free system
2 litre stainless steel tank
Maximum range 0-40mH2O,
(with 200 metre maximum length
of river line)
Series II Enhancements
Inbuilt diagnostics using SDI-12
Proven and reliable mechanical switch
Electronics by-pass link for continued
operation
Industrial strength compressor pump
Auto purge air dryer with maintenance
free membrane dryer
Power Supply
12V DC nominal
12V:10W Solar Panel recommended
Low battery cut-out 10.0V DC
Battery re-charge recovery 12.5V DC
High battery cut-out 16.0V DC
Sensor Accuracy
The inbuilt WL3100 sensor with full
temperature compensation & accuracy
of+/-0.02% FS
Outputs
(for WL3100/WL3100A Models)
4-20mA and SDI-12 simultaneously
RS232 (with SDI12/RS232 adaptor part
no. SE230) or Dual SDI-12 optional
Enclosure
Zinc plated powder coated steel enclosure
Operation
When tank pressure falls to 400kPa, com-
pressor is turned on and recharges tank to
750kPa, taking approximately 16 seconds.
Bubble Rate
Factory pre-set at 26 per minute
(at the orifi ce)
Air Dryer
Auto purge air dryer (solenoid valve)
complete with micro mist separator and
membrane dryer
Dimensions
405mm (W) x 620mm (H) x 220mm (D)
Mass
24kg
Operating Temperature Range
-20°C to +70°C (HS40/3100/II)
-40°C to +70°C (HS40/II & HS40/3100A/II)
Based on the proven ‚constant bubble‘
methodology of its predecessors,
the Air Force Series II is offered in the
following models:
HS40/II: stand-alone unit
HS40/3100/II: with inbuilt WL3100 sensor
HS40/3100A/II: with inbuilt WL3100A sensor
HS40/3100/II/DO: Dual Orifi ce set up
Power Supply
12V DC nominal
12V:10W Solar Panel recommended 12V:10W Solar Panel recommended
Low battery cut-out 10.0V DC Low battery cut-out 10.0V DC
Battery re-charge recovery 12.5V DC Battery re-charge recovery 12.5V DC
High battery cut-out 16.0V DC
Sensor Accuracy
The inbuilt WL3100 sensor with full
HS40 AIR FORCE Series II
Water Level Sensing SystemDesigned for Reliability ... SURFACE WATER | GROUNDWATER | WATER STORAGE
RS232 (with SDI12/RS232 adaptor part
Zinc plated powder coated steel enclosure
When tank pressure falls to 400kPa, com-
pressor is turned on and recharges tank to
MONITORING
Contact Us General Enquiries (Australia)
Phone: +61 2 9601 2022
Email: [email protected]
Web: www.hyquestsolutions.com.au
General Enquiries (New Zealand)
Phone: +64 (0) 7 857 0810
Email: [email protected]
Web: www.hyquestsolutions.co.nz
General Description
Model HS40/3100/II
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