steve
Got hold of Sime for a Carrier card for…
Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
3 months ago
D4A-2918N
Omron D4A-2918N available at EU Automation. Get in touch today for a quick price.
Based on over 4900 reviews
Full 12-month warranty
Available for dispatch immediately
We deliver worldwide
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2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
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All orders are subject to product availability. See our T&Cs.
Ask our team
What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Omron D4A-2918N is a robust and versatile limit switch designed to cater to a wide range of industrial applications. This general-purpose limit switch is engineered to provide reliable performance in various environments, ensuring operational efficiency and safety in machinery and equipment control systems.
Constructed with a double-seal head, a full-sealing cover, and other features, the D4A-2918N offers superior sealing capabilities, meeting UL NEMA 3, 4, 4X, 6P, 12, and 13 standards. Its modular assembly not only reduces the weight to a mere 290 grams but also simplifies maintenance procedures, saving time and resources.
The switch operates within an extensive temperature range, from -40°C to 100°C for standard types, making it suitable for use in extreme conditions. For applications requiring chemical resistance, models with fluoro-rubber seals are available, capable of withstanding temperatures up to 120°C.
Equipped with a DPDT (Double Pole Double Throw) contact configuration, the D4A-2918N can handle complex operations. It features a variety of actuators, including roller levers, side plungers, and flexible rods, each designed to accommodate specific operational requirements. The switch's construction allows for easy adjustment of actuator and lever orientation, providing flexibility for installation and use.
The D4A-2918N is approved by UL and CSA standards, ensuring compliance with industry regulations. Its robust design and reliable performance make it an ideal choice for applications in manufacturing, automation, and other industrial settings where precision and durability are paramount.
Constructed with a double-seal head, a full-sealing cover, and other features, the D4A-2918N offers superior sealing capabilities, meeting UL NEMA 3, 4, 4X, 6P, 12, and 13 standards. Its modular assembly not only reduces the weight to a mere 290 grams but also simplifies maintenance procedures, saving time and resources.
The switch operates within an extensive temperature range, from -40°C to 100°C for standard types, making it suitable for use in extreme conditions. For applications requiring chemical resistance, models with fluoro-rubber seals are available, capable of withstanding temperatures up to 120°C.
Equipped with a DPDT (Double Pole Double Throw) contact configuration, the D4A-2918N can handle complex operations. It features a variety of actuators, including roller levers, side plungers, and flexible rods, each designed to accommodate specific operational requirements. The switch's construction allows for easy adjustment of actuator and lever orientation, providing flexibility for installation and use.
The D4A-2918N is approved by UL and CSA standards, ensuring compliance with industry regulations. Its robust design and reliable performance make it an ideal choice for applications in manufacturing, automation, and other industrial settings where precision and durability are paramount.
| Specification | Description |
|---|---|
| Part Number | D4A-2918N |
| Alternative Part Number | D4A2918N |
| Manufacturer | Omron |
| Category | Limit Switch |
| Family | General-purpose Limit Switch |
| Description | A robust limit switch designed for versatile applications, featuring double-break contacts. |
| Actuator Type | Center neutral operation |
| Contact Form | DPDT (Double Pole, Double Throw) |
| Enclosure Rating | UL Types 3, 4, 4X, 6P, 13; NEMA Types 1, 2, 3, 4, 4X, 5, 6, 6P, 12, 13; IEC 144 IP67 |
| Mechanical Life | 30 million operations for DPDT |
| Ambient Operating Temperature | -40° to 100°C (-40° to 212°F) for side rotary types (except low torque types) |
| Vibration Resistance | Malfunction durability: 10 to 55 Hz, 1.5 mm (0.06 in) double amplitude |
| Shock Resistance | Malfunction durability: 30 G; Mechanical durability: 100 G |
| Operating Characteristics | Various operating forces, pretravel, and overtravel specifications depending on actuator type |
| Commodity Code | 853890 |
| Country of Origin | - |
What is the function of a limit switch like the D4A-2918N?
The D4A-2918N is a limit switch used to detect the presence or absence of an object, or to monitor and indicate whether the movement limits of that object have been exceeded. It is commonly used in industrial control systems to provide safety interlocks and to control machinery as part of an automated system.
Can the D4A-2918N limit switch be used in outdoor environments?
Yes, the D4A-2918N is designed with a high degree of protection against dust and water ingress, making it suitable for use in outdoor environments as well as in harsh industrial settings.
What types of actuators can be used with the D4A-2918N?
The D4A-2918N can be used with a variety of actuators, including roller levers, plunger types, and wobble sticks, depending on the specific application requirements. The choice of actuator will affect the operating characteristics of the switch.
How do I adjust the operating position of the D4A-2918N?
The operating position of the D4A-2918N can be adjusted by repositioning the actuator head. This can be done by loosening the screws on the switch head, adjusting the head to the desired position, and then retightening the screws.
What is the electrical service life of the D4A-2918N?
The electrical service life of the D4A-2918N varies depending on the load and operating conditions. However, it is designed for a long service life with a high number of operating cycles under typical conditions.
What certifications does the D4A-2918N hold?
The D4A-2918N is certified by recognised standards such as UL and CSA, ensuring its compliance with industry safety and performance standards.
What is the temperature range for the D4A-2918N limit switch?
The D4A-2918N can operate within a wide temperature range, making it suitable for various industrial environments. Specific temperature ranges can be found in the product's datasheet and should be consulted to ensure proper operation within the intended application.
How can I maintain the sealing capability of the D4A-2918N?
To maintain the sealing capability of the D4A-2918N, ensure that the screws for the head and switch body are tightened to the specified torque values as indicated in the product documentation.
What materials are used in the construction of the D4A-2918N?
The D4A-2918N is constructed with robust materials suitable for industrial environments, including metals and high-grade plastics that offer durability and resistance to environmental factors.
Can the D4A-2918N be used for both AC and DC applications?
Yes, the D4A-2918N is versatile and can be used for both AC and DC applications. It is important to refer to the product specifications to ensure compatibility with the electrical characteristics of your application.
- Monitoring and control of machine movement in industrial automation systems
- Position detection for end-of-travel or home position in conveyors and material handling equipment
- Safety interlock mechanisms to ensure doors, guards, or panels are properly closed before machine operation
- Counting objects or components as they pass a certain point in a production line
- Detecting presence or absence of items in packaging and sorting machinery
- Control of elevators and escalators to determine floor position or door closure
- Use in robotics for feedback on limb or tool position
- Implementing automatic stop functions in automated assembly lines
- Integration into control systems for hydraulic and pneumatic actuators
- Limiting the stroke of presses and punches in metalworking and fabrication industries
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
4 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
5 months ago
Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
5 months ago
Gary
Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
5 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
6 months ago
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