Audio Volume
The audio levels stated below are for activation tones (bipolar, cut, and coag) and alarm tones (return electrode and
system alarms) at a distance of one meter. Alarm tones meet the requirements for IEC 60601-2-2.
Activation Tone
Alarm Tone
Low Frequency (50–60 Hz) Leakage Current
High Frequency (RF) Leakage Current
A-3User’s Guide • Aaron 950™
Volume (adjustable) 40 to 65 dB
Frequency Cut: 1 kHz
Blend: 1 kHz
Coagulation: 2 kHz
Fulguration: 2 kHz
Bipolar: 2 kHz
Duration Continuous while the generator is activated
Volume (not adjustable) 70 dB ± 5 dB
Frequency 2 kHz
1
⁄2 seconds / 1 kHz
1
⁄2 seconds
Duration 2 s
Enclosure source current, ground open < 500 μA
Source current, patient leads, all outputs
Normal polarity, intact ground: < 50 μA
Normal polarity, ground open: < 50 μA
Reverse polarity, ground open: < 50 μA
Sink current at high line, all inputs < 50 μA
Bipolar RF leakage current
< 39 mA
rms
Monopolar RF leakage current (additional tolerance)
< 150 mA
rms