Operation Manual MA 25/MA 25e
MA 27/MA 27e
8104818 Rev. 4
29
19/10/2017
6 Technical Data
This section offers you important information about
the MA 25/MA 25e/MA 27/MA 27e hardware specifications
connections
the pin assignment
audiometer calibration values
electromagnetic compatibility (EMC)
electrical safety, EMC and associated Standards
checklist for subjective audiometer testing
6.1 MA 25/MA 25e/MA 27/MA 27e Hardware
The Audiometer MA 25/MA 25e/MA 27/MA 27e is an
active, diagnostic medical product according to the
class IIa of the EU medical directive 93/42/EEC.
General Information About Specifications
The performance and specifications of the device can only be guaranteed if it is
subject to technical maintenance at least once per year.
MAICO Diagnostics puts diagrams and service manuals at the disposal of
authorized service companies.
STANDARDS
Medical CE-mark
Yes
Safety Standards
EN 60601-1 Class II, Type B applied parts
EMC Standard
IEC 60601-1-2
Audiometer
Standards
Tone: IEC 60645-1:2012/ANSI S3.6-2010 Type 4
DEVICE SPECIFICATIONS
Power supply
UE24WCP-
050250SPA
Consumption: 0.6 A rms. at 90 Vac input and maximum load
supply voltages and fuses: 100 Vac to 240 Vac ± 10 %
50 Hz to 60 Hz ±10 %
Batteries (MA 25/MA 25e)
Battery Type
3 x AA
Battery
operation
Automatic battery on/off switching
Automatic battery status indication
Battery Life
Standby: 6 months, Tone presentations: 70.000
