
Appendix
83
ELECTROSURGICAL UNIT PSD-30
Item
Specification
Safety
functions
Self-check
monitor
The function detects whether the safety monitor
functions mentioned above are working correctly or
not. It activates the following functions if
abnomalities are detected:
• All indicators on the front panel will flash.
• An alarm will sound.
• Change of setting will be prevented.
• Output will be prevented.
Feedback ratio
monitor
The irregularities are detected by calculating the
ratio of delivered current (through either A-cord) to
return current (through patient plate and S-cord). If
the irregularities are detected, the following functions
are triggered:
• High frequency output warning indicator will light.
• If the above condition continues for a while, an
alarm will sound and high frequency output will be
prevented.
When using an endoscope without a S-cord, high
frequency output warning indicator will light, an
alarm will sound and high frequency output will be
prevented.
Additional
functions
Stand-by mode
When output is not performed for a long period and
the stand-by mode is selected, the following
operations are prevented:
• High frequency output.
• Change of setting classification (electromedical
equipment)
Adjusting the
volume
• The output volume can be adjusted in the stand-by
mode.
PROGRAM
mode
Call the setting and CUT/COAG. mode stored in the
memory.