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Federal Signal 300VSC-1044SB - SelecTone Command Unit, Rack Mount, UL and cUL, Multi-Voltage 24VDC or 120VAC

Federal Signal 300VSC-1044SB SelecTone Command Unit, Rack Mount, UL and cUL, Multi-Voltage 24VDC or 120VAC

Alternate Item Number: 300vsc-1044sb-selectone-rack-mount-command-unit

UPC: 782979391173


Documents & Media
BrochureInstallation InstructionsLine DrawingSpecification SheetWarrantyManufacturer Product Website

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Federal Signal SelecTone Command Unit, SKU 300VSC-1044SB, is a 19" rack-mountable controller designed for versatile industrial signaling systems. This unit operates on multi-voltage, accepting either 24VDC or 120VAC, offering flexibility for diverse installations. It is UL and cUL certified. The SelecTone Command Unit generates up to four prioritized tones or voice communications when paired with appropriate tone modules (UTM or TM33-SD). Features include an illuminated keypad for tone, auxiliary, test, and cancel operations. Voice transmission is activated via an optional microphone. Public address functionality is available through local or remote microphone inputs, with priority over tones and audio input. An audio input allows for background music playback from a 1-volt peak-to-peak source. The "Test" function plays messages through the monitor speaker only, while "Cancel" interrupts any active tone. External dry contact closures can be wired for automatic remote operation. Applications include weather warning, start/dismissal, general alarm, evacuation, and paging. The enclosure is Type 1 rated. Specifications include an unbalanced signal line output of 10 Vrms (25 Ohm max.) and a balanced signal line output of 25 Vrms (40 Ohm max./15 watt). The unit weighs 4.3 lbs (1.95 kg) and measures 3.5" H x 19.0" W x 10.0" D.
  • Multi-voltage design accepts 24VDC or 120VAC
  • UL and cUL certified
  • 19" rack mount configuration
  • Generates up to four prioritized tones or voice communications
  • Type 1 enclosure

Specifications

0.76 @ 24VDC/0.20 @ 120VAC
AMP
3.5 H x 19.0 W x 10.0 D
IN
Brand Name
Federal Signal
Color
Black
Dimensions
3.5 H x 19.0 W x 10.0 D IN
Enclosure
Type 1
Mounting
Rack
Mounting Type
Rack Mount
Operating Current
0.76 @ 24VDC/0.20 @ 120VAC AMP
Operating Voltage
24VDC/120VAC
Series
SelecTone Command Unit
Special Features
Remote Microphone Input
Standard
UL Listed/CSA Certified
Sub Brand
SelecTone
Termination
Terminal Block
Type
Audible Signals
Voltage Rating
24 VDC or 120 VAC
Package Dimensions (L x W x H)
22.75 IN x 15.25 IN x 6.5 IN
Package Dimensions (L x W x H)
57.785 cm x 38.735 cm x 16.51 cm
Package Weight (Imperial)
7.900 L
Package Weight (Metric)
3.583 kg
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Frequently Asked Questions

What voltage options are available for this command unit?

The 300VSC-1044SB is a multi-voltage command unit that supports 24VDC or 120VAC power input.

Is this command unit suitable for rack mounting?

Yes, the 300VSC-1044SB is a rack mount command unit designed for 2U 19-inch rack installation.

What certifications does this command unit have?

The 300VSC-1044SB is UL and cUL certified, meeting industry safety and quality standards.

Can this command unit work with different tone modules?

The command unit is compatible with Universal Tone Module (UTM) and Custom Tone Module (TM33-SD), allowing selection of 32 distinct tones or custom digital messages.

How to Install the 300VSC-1044SB SelecTone Command Unit

This guide provides step-by-step instructions for installing and configuring the 300VSC-1044SB SelecTone Command Unit, ensuring proper setup for emergency signaling.

Estimated time: 1h

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors, Twisted pair audio cables

  1. Mount the unit

    Install the 300VSC-1044SB in a standard 19-inch rack-mount cabinet using the provided mounting hardware. Ensure it is securely fastened and level.

  2. Connect power supply

    Connect the power supply to the 300VSC-1044SB. If using 120 Vac, ensure the voltage selector switch is set to 120V. For 240 Vac, switch to 240V before connecting.

  3. Wire the audio inputs

    Connect the audio input cables to the appropriate terminals on the back of the unit. Use shielded twisted pair cables for optimal performance.

  4. Connect signal lines

    Connect the signal lines to terminals TB1-4 and TB1-5. Ensure that the cables used are no smaller than 18 AWG to prevent signal loss.

  5. Install tone modules

    Insert the desired SelecTone tone modules into the receptacles on the motherboard. Ensure they are seated properly.

  6. Test the installation

    After all connections are made, power on the unit and use the TEST button to verify that tones are functioning correctly. Ensure that all connected devices respond as expected.

  7. Calibrate the system

    Adjust the volume levels and test the audio output to ensure clarity and proper functioning. Make any necessary adjustments to the settings.

Frequently Asked Questions about Federal Signal

What certifications and standards do Federal Signal products comply with?

Federal Signal products are certified across multiple international standards, including UL (Underwriters Laboratories) in the USA, CSA (Canadian Standards Association), CE (European Community), UKCA (United Kingdom), EAC (Russia), and C-Tick (Australia and New Zealand). Their products meet rigorous safety and performance standards for industrial environments, with specific compliance in electrical equipment enclosures, functional safety, and environmental protection ratings.

What is Federal Signal's warranty policy?

Federal Signal offers a comprehensive limited warranty covering most products for 1-5 years from the date of delivery, with specific terms varying by product category. Mechanical sirens, beacons, speakers, and sounders typically receive 5-year parts and labor coverage, while electronic sirens and controllers generally have 2-year warranties. All warranties require return to the factory for service, and on-site services are not included. Certain components like domes, lenses, lamps, and batteries are specifically excluded from warranty coverage.

What industries and applications are Federal Signal products used for?

Federal Signal products are used across multiple critical industrial and municipal sectors for notification, communication, and safety systems. Their product lines cover essential applications including fire alarm systems, public address and telephony, outdoor warning systems, visual and audible signals, and emergency communication networks. Key industries served include manufacturing, municipal emergency services, industrial facilities, and infrastructure environments where clear, reliable communication and safety signaling are paramount.

What technical support does Federal Signal offer?

Federal Signal offers comprehensive technical support through their dedicated [email protected] email and direct phone line at +1 708.534.4756. Their support covers a wide range of notification and communication solutions, including technical assistance for products in public address, telephony, fire alarm, visual and audible signals, outdoor warning systems, and intercoms.

What are the main product lines offered by Federal Signal?

Federal Signal offers comprehensive notification and communication solutions across multiple product lines, including Visual Signals, Audible Signals, Telephony, Intercoms, Fire Alarm, Outdoor Warning Systems, Public Address, and Initiating Systems. Their product range is designed to provide clear communications and critical process notifications that enhance safety and compliance in industrial and public environments.

What are the key features of Federal Signal products?

Federal Signal products are comprehensive notification solutions designed to enhance safety and communication across industrial environments. Their key features include visual and audible signals, fire alarm systems, outdoor warning systems, public address capabilities, telephony, and intercoms. These products provide critical process notifications, ensure safety compliance, and offer advanced technologies like secure encrypted communication, cloud-based control systems, and customizable emergency response interfaces.

What environmental ratings do Federal Signal products have?

Federal Signal products offer robust environmental ratings across multiple standards, including UL 508A, CSA, NEMA, and IEC 60529. Their enclosures are rated for Type 1, 2, 3, 4, 4X, 12, and 13 environments, with IP66 protection, and can operate in temperatures ranging from -40°F to 266°F. These ratings ensure superior protection against dust, water, corrosion, and extreme conditions for indoor and outdoor industrial applications.

What accessories are available for Federal Signal products?

Federal Signal offers multiple accessories for their signaling products, including coupling kits, cable entry adapters, indicator rings, legend plates, and mounting brackets. Key accessories include E-Box endcap kits with M20 and M25 openings, U-Brackets for dual configurations, and color-coded indicator rings in black, blue, green, magenta, red, and yellow. Additional options like adapters for NPT connections and specialized mounting hardware are also available for their Global Series signaling platforms.

What communication protocols do Federal Signal products support?

Federal Signal supports multiple industrial communication protocols including PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, and Modbus RTU. These protocols enable flexible network integration across various industrial automation environments, supporting both traditional fieldbuses and modern Ethernet-based communication standards.

How are Federal Signal products typically installed?

Federal Signal products are typically installed using professional mounting configurations that include wall brackets, base stations, and specialized mounting hardware. Depending on the specific product line—such as outdoor warning systems, visual signals, or audible signals—installation involves precise mounting options like wall-mount antenna brackets, base station radio packages, and modular component assemblies. Each product configuration includes specific mounting accessories like endcaps, adapters, and terminal blocks to ensure secure and compliant installation in industrial and safety-critical environments.