Time Setting Adjustment
• The Time Setting Adjustment Button increases or decreases the maximum duration for RF power
delivery in one-second increments during STANDBY state only.
• A single press of the Time Setting Adjustment Button (
• Pressing and holding the Time Adjust Buttons (
• The range for the maximum duration setting varies by catheter type.
• The range for open-irrigated catheters is 0 – 999 seconds.
• The range for all other catheter types is 0 – 120 seconds.
Note: The maximum duration must be set to at least 4 seconds to start RF delivery.
Time Display
• In STANDBY state, the setting for maximum duration of RF power is displayed.
• In DELIVER state, the display changes to zero seconds at the onset of RF delivery, and then counts up
to the maximum duration (unless delivery is manually terminated).
Clear Counter button
• The Clear Counter Button resets the count of valid RF deliveries to zero and resets the total RF
delivery time to zero.
• This button is inactive during RF delivery.
View Settings button
• During RF delivery, pressing and holding the View Settings Button temporarily displays the settings
for Power, Temperature, Impedance, and Time instead of the measured values.
RF Power Control button
• Press to start RF delivery while in STANDBY state.
• Press to stop RF delivery while in DELIVER state.
• Press to clear a DIAGNOSTIC message and exit DIAGNOSTIC state.
Mains Power Switch
• The Mains Power Switch turns the unit ON and OFF.
Memory buttons
• Memory Buttons - allow RF delivery settings to be stored and recalled.
• Select the desired Control Mode, Power, Temperature, Impedance, Time, and status of the
Maximum and Average Buttons (ON or OFF)
• To store these values, press and hold a Memory button for at least two seconds until audible tone
confirms that settings have been saved.
• To recall the settings, press and release the appropriate Memory button.
• The Memory buttons are inactive during RF power delivery.
Maestro 4000™ Cardiac Ablation System Operator's Manual, Global
) will increase or decrease the time by 1 second.
) allows rapid scrolling of the time setting.
7
Black (K) ∆E ≤5.0