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TOF-Watch S
Operator manual 33.516/A
8
Error signals
Whenever the TOF-Watch detects an error the stimulation is suspended and the user is alerted
by two short attention beeps followed by one of the following error symbols (Internal error and
Battery empty one long beep):
Flashing acceleration transducer symbol (11)
Normal mode:
Acceleration transducer has been removed.
Calibration mode:
Unstable or too low acceleration transducer signal.
Flashing bad surface electrode connection symbol (12)
All modes:
Missing or bad electrode connection.
Flashing surface electrode symbol (12)
All modes:
Skin resistance too high.
Flashing bad needle electrode connection symbol (13)
All modes:
Missing or bad electrode connection.
Flashing needle electrode symbol (13)
All modes:
Skin resistance too high.
Both symbols flashing simultaneously (12) + (13)
All modes:
No stimulation cable connected to TOF-Watch
Battery empty symbol (8)
All modes:
Battery empty.
Internal error symbol (9)
All modes:
Internal error detected.
9
Accessories
Standard
(Included in TOF-Watch package)
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Acceleration transducer with (1.5 m) cable.
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Stimulation cable (1.5 m) for surface electrodes.
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Operating manual.
Optional
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Clamp for IV-pole mount.
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Stimulation cable (1.5 m) for a needle electrode (loco-regional anesthesia).
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Surface electrodes.
Spare parts
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Acceleration transducer with (1.5 m) cable.
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Stimulation cable (1.5 m) for surface electrodes.
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