Valleylab Force FX-8C - Page 5

Force FX-8C Service Manual v
REM Contact Quality Monitor
3-4
Serial Port
3-5
RF Activation Port
3-5
Expansion Port
3-5
Low Frequency (50–60 Hz) Leakage Current
3-6
High Frequency (RF) Leakage Current
3-6
Input Power
3-7
Standards and IEC Classifications
3-8
Class I Equipment (IEC 601-1)
3-8
Type CF Equipment (IEC 601-1)/Defibrillator Proof 3-8
Drip Proof (IEC 601-2-2)
3-9
Electromagnetic Interference
3-9
Electromagnetic Compatibility (IEC 601-1-2 and IEC 601-2-2)
3-9
Voltage Transients (Emergency Generator Mains Transfer)
3-9
Output Characteristics
3-10
Maximum Output for Bipolar and Monopolar Modes
3-10
Maximum Output for Ultrasonic Electrosurgery
3-10
Available Power Settings in Watts
3-11
Output Waveforms
3-12
Output Power vs. Resistance Graphs 3-14
Bipolar Graphs
3-14
Monopolar Cut Graphs
3-17
Monopolar Coag Graphs 3-20
Section 4. Principles of Operation
Block Diagram
4-2
Functional Overview
4-3
Instant Response Technology
4-3
Ultrasonic Electrosurgery 4-3
Simultaneous Coag
4-3
REM Contact Quality Monitoring System
4-4
Control Board
4-5
Microcontrollers
4-5
Main Microcontroller
4-5
Feedback Microcontroller
4-6
Shared RAM
4-7
I/0 Expansion
4-7
Keyboard Interface and Activation Inputs
4-7
Power Supply Supervisor Circuit
4-8
A/D and D/A Conversion
4-8
Waveform Generation (T_ON ASIC)
4-8
T_ON Average Check
4-9
Audio Alarm
4-9