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17. Technical data
Manufactured by:
Well-Life Healthcare Limited
1FL, No. 16, Lane 454, Jungjeng Rd.
Yunghe City, Taipei County,
Taiwan, R.O.C.
Type of appliance:
Transcutaneous electrical nerve
stimulator (TENS)
Classification as per 93/42/EC:
Class IIa
Model number:
WL-2205B
Maximum permissible ambient air
temperature:
10°C - 45°C
Maximum permissible relative
humidity:
30% - 75%
Maximum permissible air pressure:
700 hPa - 1060 hPa
Power supply:
9V battery, alkaline, non-rechargeable
Channels:
2 channels, insulated between the
channels
Pulse rate (frequency):
1-160 Hz (adjustable)
1 Hz/interval (1-20 Hz)
5 Hz/interval (20-160 Hz)
Pulse width (duration)
TENS: 50-260 µs (adjustable), 10 µs/
interval
EMS: 250 µs (fixed)
Pulse strength (amplitude):
Adjustable from 0 – 80 mA per channel
Maximum 500 Ω DC
Supply voltage:
0 - 110 V (no-load operation)
Electrical fluctuations:
± 10 % at a load of 500 Ω
Type of signal:
Asymmetric two-phase
square pulse
Maximum charge per pulse:
21 µC
Maximum correlation:
5 %
Weight:
142 g (including battery)
Dimensions (mm)
W: 62 x D: 27 x H: 110
53
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