SICK Ultrasonic Threaded Barrel Proximity Sensor, M18, 350 mm Detection 4-20 mA, 10 → 30 V dc

View all Proximity Sensors

Subtotal (1 unit)*

£297.04

(exc. VAT)

£356.45

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • 999,999,999 unit(s) shipping from 05 December 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£297.04

*price indicative

RS Stock No.:
267-2105
Mfr. Part No.:
UM18-212126111
Brand:
SICK
Find similar products by selecting one or more attributes.
Select all

Brand

SICK

Thread Size

M18

Sensor Technology

Ultrasonic

Detection Range

350 mm

Body Style

Threaded Barrel

Analogue Switching Output Type

4-20 mA

Connection Type

M12

Supply Voltage

10 → 30 V dc

Length

52.7mm

IP Rating

IP65, IP67

Housing Material

Metal

Width

18mm

Maximum DC Voltage

30V

Diameter

18 mm

Minimum Operating Temperature

-25°C

Reverse Polarity Protection

Yes

Series

UM

Standards Met

CE, cULus, EAC

Maximum Operating Temperature

+70°C

Depth

18mm

Short Circuit Overload Protection

Yes

COO (Country of Origin):
DE

SICK UM18 Series Proximity Sensor, Ultrasonic Sensor Technology, 350mm Detection Range - UM18-212126111


This proximity sensor is designed for precise distance measurement in industrial applications. Featuring a compact design with dimensions of 18mm in diameter and 52.7mm in length, this ultrasonic sensor utilises a threaded barrel style for secure mounting. Capable of detecting objects up to 350mm away, it ensures reliable performance even in challenging conditions.

Features & Benefits


• Ultrasonic technology delivers accurate distance measurements
• 4-20 mA output ensures compatibility with various systems
• Robust metal housing provides durability in industrial environments
• IP65/IP67 rating protects against dust and water ingress
• Wide operating temperature range from -25 °C to +70 °C
• Reverse polarity protection enhances reliability and safety

Applications


• Used with automated machinery for precise object detection
• Ideal for requiring distance measurement in harsh environments
• Utilised in inventory management systems to measure object proximity
• Perfect for use in packaging solutions requiring reliable measurement
• Employed in safety systems to detect potential hazards

What are the precision and accuracy specifications for this sensor?


The sensor offers a measurement accuracy of ±1% and a resolution of ≥0.069mm, ensuring precise detection for various applications.

How does the reverse polarity protection enhance operational safety?


This feature safeguards the sensor against damage caused by incorrect power supply connections, ensuring continuous functionality in operational settings.

What types of targets can this ultrasonic sensor effectively detect?


It is designed to detect natural objects, which include a variety of surfaces and materials, making it versatile for numerous applications.

Is temperature compensation available to maintain performance?


Yes, temperature compensation is integrated into the sensor, helping to maintain accurate readings across varying environmental conditions.

How does the M12 connection type support integration into existing systems?


The M12 connection simplifies installation and ensures compatibility with standard industrial wiring, facilitating hassle-free integration into automation systems.

Note


Product details cover the whole product family. For details on the specifications for this individual product, please refer to the datasheet.

Related links