Refurbished - Valleylab Force 1B Digital ESU

FEATURES

• Monopolar and Bipolar Outputs
• Audible and Visual Arms, including REM(TM) Fault Indicator
• REM(TM) (Return Electrode Monitoring) (Standard)
• 300 Watts Output - Cut, 120 Watts - Coagulation, 70 watts - Biopolar
• Monopolar Foot Switch Included
• Bipolar Foot Switch (Optional)
• Rolling Carts (Optional)

SPECIFICATIONS

• Dimensions:  8 x 11 x 17 inches (15 x 28 x 3 cm)
• Weight:  15 lbs (6.4 kg)

Output Characteristics

• Cut - 2400 Max (open circuit) P-P Voltage, 300 Rated Load ohms, 200 Nominal Power at rated load watts, 1.8 @ 100 W Crest Factor at rated load typical
• Blend 1 - 2800 Max (open circuit) P-P Voltage, 300 Rated Load ohms, 175 Nominal Power at rated load watts, 2.7 @ 100 W Crest Factor at rated load typical
• Blend 2 - 3200 Max (open circuit) P-P Voltage, 300 Rated Load ohms, 150 Nominal Power at rated load watts, 3.3 @ 100 W Crest Factor at rated load typical
• Blend 3 - 3600 Max (open circuit) P-P Voltage, 300 Rated Load ohms, 125 Nominal Power at rated load watts, 4.6 @ 100 W Crest Factor at rated load typical
• Coag - 5000 Max (open circuit) P-P Voltage, 300 Rated Load ohms, 75 Nominal Power at rated load watts, 8.0 @ 50 W Crest Factor at rated load typical
• Bipolar -  800 Max (open circuit) P-P Voltage, 100 Rated Load ohms, 50 Nominal Power at rated load watts, 1.8 @ 40 W Crest Factor at rated load typical

Output Waveform

• Cut - 500 kHz Sinusoid
• Blend 1 - 500 kHz bursts, 50% Duty Cycle, 31 kHz Recurrence
• Blend 2 - 500 kHz bursts, 37.5% Duty Cycle, 31 kHz Recurrence
• Blend 3 - 500 kHz bursts, 25% Duty Cycle, 31 kHz Recurrence
• Coag - 500 kHz bursts, 31 kHz Recurrence
• Bipolar - 500 kHz bursts, Unmodulated Recurrence

Low Frequency Leakage:
(50/60 Hz)
Normal polarity: intact chassis ground - <10 mA, ground open - <100 mA.
Reverse polarity: ground open - <100 mA.  Sink current, 140V applied, all inputs - <150 mA.  Chassis source current, ground open - <110 mA  

High Frequency Risk Parameters
Bipolar and Monopolar RF leakage current:  <150 milliamperes

REM™  Contact Quality Monitor:
Measurement frequency: 140 kHz ± 10 kHz. 
Measurement current: 1.5 mA ± 0.5 mA

Input Power Source: 
Nominal input line voltage is 120 VAC with a full range of 85-135 VAC.  Frequency line varies from 45 to 65 Hz

• Idle - 0.5 A (Max. Current), 60 W (Max. Power)
• Cut - 5.0 A (Max. Current), 600 W (Max. Power)
• Coag - 30 A (Max. Current), 300 W (Max. Power)
• Bipolar - 1.5 A (Max. Current), 180 W (Max. Power)