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Overview
- Dual-relay PIR occupancy sensor for 120-277V AC systems
- No neutral wire required for simplified installation
- Customizable time delays (5-30 minutes) for lighting and fan control
- Four operating modes: Automatic On/Off, Manual On (vacancy), Walk Through, and Test
- Supports tungsten, electronic ballast, LED, and motor loads up to 1/4 HP
- Tamper-resistant design with captive buttons and rugged lens
- 1200 sq. ft. coverage with 180° field of view; supports tungsten, LED, ballast, and motor loads
- Operating temperature: 32°F to 131°F (0°C to 55°C); 5-year warranty
Specifications
Application | Office Areas-Meeting Rooms-Equipment Room-Storage Spaces-New Construction-Retrofit |
Body | NSI |
Enclosure | Thermoplastic |
Environmental Conditions | 32 F to 131 F |
Mounting | Wall mount |
Mounting Type | Wall Mount |
Operating Temperature, Maximum | 131 F |
Operating Temperature, Maximum | 55 °C |
Operating Temperature, Minimum | 32 F |
Poles | 2 |
Sensor | PIR Sensor |
Series | WOS-M2R |
Size | 1200 sq. ft. |
Special Features | Four Selectable Settings (Automatic On/Off-Manual On-Energy Saving Walk Through-Test |
Standard | cULus |
Supply Voltage | 120/230/277 |
Type | PIR Wall Switch Two Relay |
Voltage Rating | 120-277V AC |
Package Dimensions (L x W x H) | 1.69 IN x 1.739 IN x 2.69 IN |
Package Dimensions (L x W x H) | 4.2926 cm x 4.4171 cm x 6.8326 cm |
Package Weight (Imperial) | 0.378 L |
Package Weight (Metric) | 0.171 kg |

2021
1/2" Stem & Swivel Pencil, On 1-5fc/Off 3-15fc, 6"Leads, 120V, 2000W Tungsten, 1800VA Ballast, 600VA LED
3000
Button Flush Mount, On 1-5fc/Off 3-15fc, 9"Leads, 120V, 2000W Tungsten, 1800VA Ballast, 600VA LED
ZTL124
The TORK ZTL124 turn-lock advanced LED photocontrol light sensor provides a simple way to control residential or commercial exterior lights and appliances based on the ambient light level. Features include the zero-cross switching technology, enhanced surge protection, silicone sensor designed for human eye response and the coated, weather-resistant circuit board. Designed for applications including LED, CFL, Induction, HPS and HID lighting fixtures in roadways, parking lots, and security or flood lights.Frequently Asked Questions
Does the WOS-M2R require a neutral wire?
No, the WOS-M2R does not require a neutral wire for installation.
What is the warranty period for the WOS-M2R?
The WOS-M2R is backed by a 5-year warranty.
What voltage range does the WOS-M2R support?
The WOS-M2R operates on 120-277V AC, 50/60Hz.
What is the coverage area of the WOS-M2R?
The WOS-M2R covers up to 1200 sq. ft. with a 180° field of view.
What is the operating temperature range?
The WOS-M2R operates from 32°F to 131°F (0°C to 55°C).
What are the available time delay settings?
Time delays are customizable in 5-minute increments from 5 to 30 minutes.
Does the WOS-M2R include a daylight photosensor?
Yes, an optional daylight photosensor (5-200fc) is available to save energy.
What operating modes are available?
The WOS-M2R offers four modes: Automatic On/Off, Manual On (vacancy), Walk Through, and Test.
What load types does the WOS-M2R support?
It supports tungsten, electronic ballast, LED, and motor loads up to 1/4 HP.
Can the WOS-M2R be used in bathrooms?
Yes, the WOS-M2R includes a bathroom mode with adjustable fan relay time delay.
How to Install the NSI WOS-M2R Dual-Relay PIR Occupancy Sensor
Step-by-step guide to install the WOS-M2R occupancy sensor in a 120-277V system without requiring a neutral wire.
Estimated time: 30m
Tools needed:
Screwdriver, Wire strippers, Voltage tester
Supplies needed:
Mounting screws, Wire nuts
- Turn off power
Shut off power to the circuit at the breaker panel and verify with a voltage tester.
- Mount the sensor
Secure the WOS-M2R to the electrical box using the provided mounting screws.
- Connect wiring
Connect the hot (line), load, and ground wires according to the wiring diagram. No neutral wire is required.
- Program the sensor
Use the onboard buttons to set the desired operating mode, time delay, and optional features like daylight photosensor.
- Restore power and test
Turn the power back on and verify the sensor operates correctly in the selected mode.
Frequently Asked Questions about NSI Industries
How are Tork products typically installed?
Tork products are typically installed by trained technicians who follow a comprehensive commissioning process. This includes verifying the work environment, conducting electrical installation checks, performing internal and external equipment inspections, powering on the system, and executing operational tests to ensure compatibility and reliability.
What environmental ratings do Tork products have?
Tork products are designed to meet various environmental ratings, including NEMA Type 4X and Type 6, which provide protection against corrosion, windblown dust, rain, and occasional temporary submersion. These ratings ensure that Tork products can withstand harsh industrial environments while maintaining operational integrity.
What communication protocols do Tork products support?
Tork products support a comprehensive range of communication protocols, including PROFIBUS DP V1, PROFINET with dual port, EtherNet/IP with dual port, CANopen, and Modbus RTU integrated as standard. These protocols facilitate flexible network integration and high-performance communication across various industrial automation systems.
What are the key features of Tork products?
Tork products are designed with advanced features that enhance efficiency and reliability in industrial applications. Key features include integrated harmonics and EMC design for improved power quality, removable terminals for quick installation, and USB ports for easy troubleshooting. Additionally, Tork solutions emphasize user-friendly setup with application wizards and memory modules for convenient parameter management.
What are the main product lines offered by Tork?
Tork offers a diverse range of products primarily focused on industrial automation, including TORK® Photocontrols, lighting controls, and various electrical components such as enclosures, occupancy sensors, and grounding solutions. These products are designed to enhance efficiency and reliability in commercial and industrial applications.
What technical support does Tork offer?
Tork offers a comprehensive range of technical support services, including 24/7 customer support, on-site service management, and a technical hotline network. With three advanced technical support centers and over 8,000 hours of technical training conducted annually, Tork ensures certified expertise across 25+ languages to assist customers effectively. Their commitment to service is reflected in a 98% Service Level Agreement compliance rate, providing reliable support for all operational needs.
What industries and applications are Tork products used for?
Tork products are utilized across a variety of industries, including food processing, healthcare, hospitality, and manufacturing. They are designed for applications such as hand hygiene, surface cleaning, and dispensing solutions, ensuring efficiency and compliance in environments that require high standards of cleanliness and safety.
What certifications and standards do Tork products comply with?
Tork products comply with UL and cUL certifications, ensuring they meet rigorous safety and performance standards. Additionally, many models are designed to meet NEMA enclosure ratings, providing protection against environmental factors.
How are Remke products typically installed?
Remke products are typically installed through a systematic process that includes site audits to verify proper wiring, followed by remote or on-site commissioning. This commissioning involves installation verification, programming, and communication testing to ensure the system operates reliably and meets design specifications.
What accessories are available for Remke products?
Remke offers a wide range of accessories for their products, including panel mounting kits, fuse holders for voltage inputs, ferrites for communication modules, and current transformers. These accessories enhance the functionality and protection of Remke's industrial automation solutions, ensuring reliable performance in various applications.






