Furman CN-2400S Contractor Series Power Sequencer

The Furman CN-2400S Power Sequencer is an advanced solution for managing and protecting your sensitive audio, video, and lighting systems. Designed as part of the Contractor Series, this versatile device combines robust surge protection, linear noise filtering, and intelligent voltage regulation, ensuring optimal performance and long-lasting reliability. Whether used in professional studios, theaters, or complex AV installations, the CN-2400S meets the demanding requirements of modern systems integrators.

Featuring SmartSequencing technology, the CN-2400S provides seamless power-on and power-off sequencing for connected devices, reducing inrush current and enhancing system stability. Its configurable overvoltage and undervoltage protection (EVS) safeguards against unpredictable power anomalies, ensuring your equipment remains safe from potential damage. With intuitive diagnostic indicators and flexible control options, the CN-2400S delivers unmatched convenience and precision.

Constructed with durability and ease of integration in mind, the CN-2400S offers an array of AC receptacles and multiple configuration options for diverse applications. Its front-panel key-switch, diagnostic displays, and security cover ensure secure and reliable operation. Backed by Furman’s trusted reputation, this power sequencer is an indispensable tool for professionals demanding uncompromised performance and protection.

Key Features

• SmartSequencing for streamlined power sequencing
• Advanced SMP surge protection with zero ground leakage
• Configurable EVS overvoltage and undervoltage protection
• Linear noise filtering (LiFT) for optimal signal integrity
• Comprehensive diagnostic indicators for real-time status monitoring
• Durable construction with versatile mounting options
• Front panel security cover and 3-position key-switch
• RS-232 compatibility for remote control and monitoring

Technical Specifications

Family: Contractor Series
Line Voltage: 120 Volts
AC Voltage Input Range: 90-139VAC, 50/60Hz
Maximum AC Current Rating: 20 amps (Thermal breaker)
AC Cord: 10 ft, 3/12AWG, black, fixed, NEMA 5-20P plug
AC Receptacles:
- Rear Panel: 2 Unswitched NEMA 5-20R (1 duplex), 6 Sequenced NEMA 5-20R (3 duplex)
- Front Panel: 1 NEMA 5-15R Convenience Outlet, Unswitched
AC Surge Protection: SMP
Spike Protection Mode: Line to neutral, zero ground leakage
Spike Clamping Voltage: 188VAC peak @ 6,000 volts/3,000 amps
Response Time: 1 nanosecond
Maximum Surge Current: 6,500 Amps
AC Undervoltage Protection: EVS, 77VAC ± 3VAC
AC Overvoltage Protection: EVS, 145VAC ± 5VAC
AC Overvoltage Reset Modes: Manual and Auto-reset (configurable)
AC Filtering: LiFT
Noise Attenuation: Linear, 10dB @10KHz, 40dB@100KHz, 50dB@500KHz
Operating Temperature Range: 40°F to 105°F
Humidity Range: <90% rH (Relative Humidity)
Keyswitch: Front panel, 3-position key-switch (On, Off, Remote), keys included (1 pair)
Push-button Switch: Front panel, hidden by security cover
Circuit Breaker: Front panel, push-button, 20A Thermal Breaker
Front Panel Diagnostic Indicators: Primary link, Secondary link, Ethernet, Remote off, Delay 1, Delay 2, Delay 3, Power, Protection OK, Extreme Voltage
DIP Switches: Front panel, hidden by security cover, 1 Minute Delay, 2 Minute Delay, 4 Minute Delay, Force Off NO/NC, 12V Mode On/Off, BND Mode On, Momentary/Maintained, Primary/Secondary, EVS Reset Auto/Manual
Potentiometer: Front panel, hidden by security cover, fine-tune delay adjust
Control/Status/Triggering (Rear Panel): Remote Terminal +5-30VDC In, 12VDC (12mA) Out
SmartSequencing: Phoenix 4-Pin Connector, Screw Terminals, Primary & Secondary Links (Current Loop – 1,000’ nominal)
Remote Terminal: Phoenix 4-Pin Connector With Screw Terminals; +12V, STAT, REM, GND (Class 2 Wiring)
Force Off/Delay 3 Terminal: Phoenix 5-Pin Connector With Screw Terminals, FORCE OFF, DELAY 3 (Class 2 Wiring)
RS-232 Compatible: Yes, DB-9 Connector
Voltmeter: Available with RS-232, ± 2VAC accuracy
Ammeter: Available with RS-232, ± 1A accuracy
Power Consumption (No Load): 10 Watts
Safety Agency: NRTL-C, RoHS Compliant

What’s Included

• Furman CN-2400S Power Sequencer
• Front Panel Security Cover
• Keys (1 pair)
• User Manual