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Overview
- Steady, flicker‑free illumination for critical applications.
- UL and cUL certified for safety and reliability.
- Opaque lens provides uniform light distribution.
- Energy‑efficient red LED technology with long lifespan.
- Compact, modular design simplifies installation and maintenance.
Specifications
1.69 H x 2.75 W x 1.97 D | IN |
50,000 | HR |
Application | Indoor/Outdoor |
Brand Name | Federal Signal |
Color | Red |
Depth | 1.97 in |
Depth | 50.038 mm |
Enclosure | Type 4X, IP65, IP69K |
Environmental Conditions | -22 to 122 DEG F |
Flashing Pattern | Steady |
Height | 1.69 in |
Height | 42.926 mm |
Lamp Life | 50,000 HR |
Lamp Type | LED |
Lens Color | Red |
Lens Style | Opaque |
Material | LED Array with Opaque Lens |
Mounting | Surface/Wall/NPT pipe |
Mounting Type | Modular/Compact |
Operating Temperature | -22° to +122°F (-30° to +50°C) |
Operating Voltage | Dependent On Selected Wiring Module |
Series | RSL-LMS |
Size | 1.69 H x 2.75 W x 1.97 D IN |
Special Features | Colored Opaque Lens And Light Source |
Standard | UL Listed/cUL Listed/CE Certified |
Sub Brand | Radiant |
Type | Steady Light Module |
Voltage Rating | Dependent On Selected Wiring Module |
Width | 2.75 in |
Width | 69.85 mm |
Package Dimensions (L x W x H) | 2.25 IN x 2.25 IN x 3 IN |
Package Dimensions (L x W x H) | 5.715 cm x 5.715 cm x 7.62 cm |
Package Weight (Imperial) | 0.440 L |
Package Weight (Metric) | 0.200 kg |
Frequently Asked Questions
How many modules can a Radiant stack light support?
A Radiant modular stack light can support up to 7 light modules, or 6 light modules and 1 sound module, or 5 light modules and 1 sound module (2 channels).
What are the voltage options for the wiring modules?
Wiring modules are available for 120-240VAC and 12-24VAC/DC operation. Some offer four light effects.
What is the function of the Extended Base?
The Extended Base is for flat surface mounting and provides an additional lift of 3.94 inches (100 mm).
What is the Pipe Base designed for?
The Pipe Base is designed for installation on a 1/2 inch NPT pipe.
What is the Tube Base used for, and what lengths are available?
The Tube Base is for flat surface mounting, providing a higher profile with a stainless steel extension tube. Available lengths are 5.55 in, 9.49 in, 13.43 in, and 17.36 in.
What types of light modules are available for the RSL-LMS?
Available light modules include LED steady, bright LED steady, and multi-pattern superbright LED with four light effects.
What sound module options are available for the stack light?
Two piezoelectric sound modules are available: one with 2 tones and another with 16 tones.
Is a top cap included with the wiring module?
Yes, a top cap is provided with each wiring module.
What is the purpose of the Flat Base?
The Flat Base is designed for flat surface mounting when bottom cabling and a compact design are required.
What is the Wall Base used for?
The Wall Base is designed for lateral or wall mounting applications.
How to Install the RSL-LMS-O-R Module
This guide provides step-by-step instructions for installing and configuring the RSL-LMS-O-R module, including wiring and calibration procedures.
Estimated time: 45m
Tools needed:
Screwdriver, Wire strippers, Multimeter
Supplies needed:
Mounting screws, Terminal connectors
- Disconnect power supply
Ensure that the power supply is disconnected before starting the installation to prevent any electrical hazards.
- Mount the module
Secure the RSL-LMS-O-R module to the designated mounting surface using the appropriate screws. Ensure it is level and firmly attached.
- Connect wiring
Connect the power supply wires to the module according to the wiring diagram provided. Ensure that the voltage matches the module specifications.
- Verify connections
Use a multimeter to check that all connections are secure and that the voltage is correct before powering on the module.
- Power on the module
Reconnect the power supply and turn on the module. Observe the initial operation to ensure it is functioning correctly.
- Calibrate the module
Follow the calibration instructions specific to the RSL-LMS-O-R module to ensure it operates within the desired parameters.
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.

