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Proximity Switch Sensor SNT

Name: Proximity Switch Sensor SNT
Brand: Suzhou SDK Electronics Technology Co., Ltd.

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MOQ : 100 Pieces

Proximity Switch Sensor SNT Specification

Input
Proximity based object detection

Components
Sensor body, cable, mounting nuts

Power Supply
Direct Current (DC)

Sensors Specification
Inductive, shielded type

Response Time
Less than 1 ms

Interface
3-wire connection

Operating Temperature
-25C to +70C

Power Source
DC Powered

Display Type
Indicator LED for status

IP Rating
IP67

Usage
Automation, machine safety, position detection

Output
PNP/NO (Normally Open) or NPN/NO

Features
Short-circuit protection, Reverse polarity protection, Robust housing

Product Type
Inductive Proximity Switch Sensor

Application
Industrial automation, security systems, conveyors

Rated Voltage
10-30V DC

Supply Voltage
10-30V DC

Size
M18 threaded cylindrical

Dimension (L*W*H)
Diameter 18mm, Length 60mm (excluding cable)

Function
Detection of metallic objects without contact

Color
Metallic Grey & Black

Weight
Approx. 60 grams

Capacity
Detection distance 8mm (Flush mounting)

Current Rating
200 mA max

Frequency
1000 Hz max (switching frequency)

Mounting Method
Threaded, through-hole with nuts

Cable Length
2 meters (standard)

Dielectric Strength
1000V AC for 1 minute (between live parts and case)

Sensing Face Material
Polymer

Output Type
3-wire NPN or PNP optional

Shock Resistance
300 m/s (30G)

Insulation Resistance
50 M min. (at 500V DC)

Switch Type
Inductive proximity switch

Material
Nickel-plated brass body with plastic face

Indicator Light
Red LED for output indication

Storage Temperature
-40C to +80C

Operating Humidity
35% to 95% RH

Vibration Resistance
10 to 55 Hz, 1.5-mm double amplitude

Proximity Switch Sensor SNT Trade Information

Minimum Order Quantity
100 Pieces

Supply Ability
10000 Pieces Per Month

Delivery Time
7 Days

Main Export Market(s)
Asia, Australia, Central America, North America, South America, Eastern Europe, Western Europe, Middle East, Africa

About Proximity Switch Sensor SNT

Proximity switch sensor snt is available in different models. It performs by making use of high-frequency oscillation so as to detect the various types of metal, both ferrous and non-ferrous ones. It has accessibility in many capacitive models and has the capacity to detect the non-metal objects. Proximity switch sensor, offered by Suzhou SDK Electronics Technology Co., Ltd. is provided with resistance against environmental effects, heat, chemicals and water. This is made to perform excellent non-contact detection. Its high-speed response makes it finer than other models.

Technical details

Product Details Description
SDK Part No	SNT-M18-3005NB
Product Description	Proximity Switch Sensor
Operating Temperature	40 - 150 Deg c
Supply Voltage	4 - 30 V
Detection Distance	5mm
Supply Current	50 mA
Frequency	0 Hz - 15 kHz
Output Rise Time	400 s
Output Fall Time	400 s

Our Services

Trading Information
Trade Term	EX-WORK, FOB
Delivery Time	Within 1-3days after payment
Shipping By	UPS/TNT/DHL/EMS
Services & Support
Great after-sales service and offer solutions witin 24 hours.
Provide necessary conditions for the buyer coming to the factory.
Free repair and refund within 12 months since running date or 18 months since field check in acceptance.

Durable and Versatile Design

Constructed with a rugged nickel-plated brass housing and a polymer sensing face, the SNT proximity switch ensures long-lasting performance, even in harsh settings. The threaded, flush mounting and 2-meter cable simplify installation, while robust features like shock and vibration resistance guarantee operation under demanding conditions.

Reliable Non-Contact Detection

Engineered for accurate proximity sensing, this inductive sensor can detect metallic targets up to 8mm in flush mount applications. The red LED indicator provides clear status feedback, confirming reliable object detection without physical contact, thus reducing wear and tear on machinery.

Enhanced Safety and Performance

With short-circuit and reverse polarity protection, plus IP67 sealing against dust and moisture, the SNT sensor is ideal for safety-critical environments. The high switching frequency (1000 Hz), fast response time (<1 ms), and compatibility with 10-30V DC supply fulfill modern automation requirements.

FAQs of Proximity Switch Sensor SNT:

Q: How does the SNT Inductive Proximity Switch Sensor detect objects without contact?

A: The SNT sensor uses inductive technology to create an electromagnetic field, which is disrupted when a metallic object enters its detection zone. This allows for precise detection of metal targets without any physical contact, minimizing mechanical wear on both the sensor and the objects being detected.

Q: What are the key benefits of the SNT Proximity Switch Sensors nickel-plated brass and polymer construction?

A: The nickel-plated brass body provides durability and resistance to corrosion, while the polymer sensing face offers electrical insulation and enhanced reliability. This robust construction ensures consistent operation in tough industrial conditions, including environments with moisture and dust.

Q: Where is the ideal installation location for this proximity switch sensor?

A: The sensor is best installed in applications requiring reliable detection of metallic objects, such as on industrial conveyors, robotic arms, and in security systems. It can be flush-mounted using the included nuts, and its 2-meter cable offers flexible positioning within equipment enclosures.

Q: When should I choose PNP or NPN output for the SNT sensor?

A: Select the PNP (positive logic) output for systems where the load is connected to ground, and NPN (negative logic) output when the load is connected to power. Choosing the correct output type ensures compatibility with your automation controller or PLC input requirements.

Q: What is the process for mounting and wiring the sensor?

A: Simply insert the cylindrical sensor into a suitably sized through-hole, secure it with the supplied nuts, and connect the three-wire interface according to your wiring diagram. The sensor supports both PNP and NPN configurations and operates reliably with 10-30V DC power supply.

Q: How does the short-circuit and reverse polarity protection benefit my automation system?

A: These built-in protections safeguard the sensor and connected equipment from accidental wiring errors or electrical faults, increasing system uptime and reducing maintenance needs. Operators can deploy the sensor with confidence, even in fast-paced or complex machine environments.

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