HI-PRO 2 Hearing Aid Programming Interface



About (From User Manual):

The HI-PRO 2 Hearing Instrument Programming Unit along side fitting software and programming cables constitute the entire HI-PRO 2 system. The HI-PRO 2 hardware serves as a standardized interface between a PC and programmable hearing instruments

Connection to the PC is by way of the supplied USB (Universal Serial Bus) cable. The USB connection both establishes the electrical power and the information communication between the PC and the HI-PRO 2.

On the cupboard front, two 6-pole mini-DIN connectors for the cables to the programmable hearing instruments facilitate programming of both a left and a right hearing instrument.

The PC software for programming the hearing instrument (Fitting Software) and the cables for connecting hearing instruments to HI-PRO 2 are supplied by the hearing instrument manufacturer.

Technical Specifications:
PC Interface:
The serial USB (Universal Serial Bus) port is used for communication between a PC and the HI-PRO 2 unit.

Communication – USB 2.0full Speed (USB 1.1compatible)

USB Connector Type – “Type B” connector (at the HI-PRO 2 unit)
Power Supply:
The HI-PRO 2 unit is powered from the PC USB port.

Rated Voltage – 4.50V – 5.25V

MaximumCurrent Consumption (active) – < 500mA (2.5W)

Power Consumption all through USB Suspend – < 500µA (2.5mW)

Output ratings:
The following output ratings are valid for Left and Right hearing instrument connectors.
Fixed Battery supply (pin1), not unusual for Left and Right side – 1.35V, 10/50mA (current rating is controlled by fitting software)

Programmable battery supply (pin5), not unusual for Left and Right side –  -3.50V to +3.50 V,30 mA(voltage is controlled by fitting software)

Type identification:
HI-PRO 2 is type 1072 from GN Otometrics A/S.

Operating environment:
Temperature – +5°C to +40°C (41°F to +104°F)

Rel. humidity – 30 to 90%, non-condensing

Warm-up time – < 20 seconds.

Air pressure – 600 hPa to 1060hPa

Operation at temperatures below -20°C or above +60°C might cause permanent damage.

Storing and handling:
Temperature – -25°C to +70°C (-13°F to +158°F)

Rel. humidity – < 90%, non-condensing

Air pressure – 500hPa to 1060 hPa

Dimensions and Weight:
Size (L x W x H) – 137 mm x 114 mm x 37 mm (5.39″ x 4.49″ x 1.46″)

Net weight – 230g (0.43 lb)


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