Turbine flow meter

Turbine flow meter .
This module must be used for measuring the flow according to the volumetric principle.
Technical features:
• Power supply: ± 15 V    , •Measurement range: 10 ... 100 l/h     ,   •Measurement temperature: 20°C
•Measurement medium: water
•Flow: 3-90 l/h    , •TTL output: 175Hz for a 90 l/h flow   , •Analog  output: 1 V for each 10 l/h
•2  hose connections: 8/10 mm Ø
•Three meters transparent rubber  hose:  8/10 mm Ø
It must be mounted on an insulated didactic module, it must  show a schematic diagram and 2 mm terminals for the electrical connection. This panel must include real component such as a turbine flow meter.