A.6 Error Margins - cardiowise XRCISE STRESS ECHO MED Owner's Manual

A.6 Error Margins

In compliance with DIN VDE 0750-238 the following error margins apply for XRCISE STRESS
ECHO MED:
1. The read-out error for power (p) may not exceed ± 5 % of the displayed value. It
may not fall below ± 3W.
2. The read-out error for speed (n) is set to a maximum of ± 2 min-1 above 40 min-1.
3. The measurement device to assess the output calculated on the base of brake
torque and rotational speed of the treadle ergometer must not exceed an error
margin of 1 %.
The following figure shows the characteristic curve of the brake torque control:
The work capacity is displayed as follows:
Display right of rpm/speed
n/a
Points
Arrows
6 2
Technical and visual modifications as well as misprints reserved
100 200
Power
VDE 750-238
5% range
10% range
Deviation > 10%
300 400
© 2017 by ERGO-FIT GmbH & Co. KG
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Appendix