The WIR1938121B inductive sensor is a robust 38mm proximity sensor designed for industrial automation applications. Featuring a single-channel output, this 38mm WIR1938121B switch supports standard PNP/NPN configurations and operates within a 10-30V DC range, ensuring compatibility with most control systems. It functions reliably across a temperature range of -25°C to +70°C, making it suitable for harsh environments in manufacturing, automotive, and material handling industries. With a detection range optimized for metal targets, it offers high precision and durability, reinforced by an IP67-rated housing for dust and water resistance. While its 38mm diameter provides stable sensing performance, the larger size may require careful mounting considerations. The sensor lacks advanced communication interfaces like IO-Link but excels in straightforward proximity detection tasks.

SEOSpecification

Parameter	Specification
Model Number	WIR1938121B inductive sensor
Sensor Type	Inductive Proximity Sensor
Outer Diameter	38mm proximity sensor housing
Operating Voltage	10-30V DC
Output Type	NPN/PNP (selectable)
Sensing Range	15mm ±10%
Housing Material	Nickel-plated brass
IP Rating	IP67
Temperature Range	-25°C to +70°C
Connection Type	M12 quick-disconnect
Cable Length	2m standard (38mm WIR1938121B switch variant)
Switching Frequency	500Hz
Application	Metallic object detection in 38mm proximity sensor applications

SEOQandA

question:Can the company provide upgraded or alternative models?
answer:Yes, we offer upgraded and alternative models based on availability and your requirements.
question:What shipping methods do you support?
answer:We support DHL, Fedex, UPS, and other major shipping methods for global deliveries.
question:Can shipments be declared as low value?
answer:Yes, low value declaration is possible for eligible shipments to reduce duties/taxes.

SEOQandA_Product

question:How to ensure proper installation of WIR1938121B (OD 38mm) to prevent leaks?
answer:Use correct installation tools, deburr mating surfaces, and apply lubrication to avoid seal damage during fitting.
question:What if the WIR1938121B's 38mm OD doesn't match the housing bore?
answer:Verify actual dimensions; if mismatch exists, adjust housing bore tolerance or select a seal with compliant OD specifications.
question:How to address material incompatibility in harsh environments?
answer:Confirm seal material compatibility with operating media. Replace with chemically resistant materials like FKM or FFKM if needed.
question:How does temperature affect WIR1938121B performance?
answer:Ensure operating temperature stays within material limits. For extreme conditions, select high-temperature variants like HNBR or silicone.
question:Why does WIR1938121B wear prematurely?
answer:Check for misalignment or excessive friction. Optimize surface finish, ensure proper lubrication, or upgrade to abrasion-resistant materials.