Usb Port; Potential Equalization Conductor; Low-Frequency (50/60 Hz) Leakage Current; (Iec 60601-2-2) - Covidien Valleylab LS10 Service Manual

USB Port

The software provides an asynchronous serial-communications interface for
communicating with an externally-connected device. Equipment connected to the USB
port shall comply with IEC 60950 safety of IT equipment. The USB data port is accessible
behind the USB/ECG Blanking Port cover on the rear panel. This cover is removed using a
tool to access the USB port.
USB B-type connector, enumerated with a serial/COM port with 115200 bps baud, 8 data
bits, 1 stop bit, no flow control setting in the laptop.
Precaution
USB Port access should only be performed outside the surgical setting with no patient contact.
Replace the port cover before surgical use.

Potential Equalization Conductor

A Potential Equalization Conductor providing a direct connection between the Valleylab
Generator and the potential equalization busbar of the electrical installation.

Low-Frequency (50/60 Hz) Leakage Current

(IEC 60601-2-2)

Enclosure source
current, ground open
Source current,
patient leads, all
outputs
Sink current at high
line, all inputs
Valleylab LS10, LS Series Single Channel Vessel Sealing Generator Service Manual
< 300 μA
Normal polarity, intact ground: < 10 μA
Normal polarity, ground open: < 50 μA
Reverse polarity, ground open: < 50 μA
Mains voltage on applied part: < 50 μA
< 50 μA
Performance Characteristics
2-5