TURCK NI12U-MT18H-AP6X2-H1141 S1589 Proximity Switch

Description:

The TURCK NI12U-MT18H-AP6X2-H1141 S1589 Proximity Switch is used in industrial automation and machine control systems to provide non-contact detection of metallic objects using UPROX Factor 1 sensing technology and a PNP normally open output. Commonly installed in robotic welding cells, automotive assembly lines, conveyor systems, material handling equipment, and automated manufacturing machinery operating in harsh industrial environments. Maintenance teams and system integrators use this part for sensor replacement, welding cell retrofits, automation upgrades, and OEM equipment repairs.

Applications:

The TURCK NI12U-MT18H-AP6X2-H1141 S1589 is designed for demanding industrial proximity sensing applications where resistance to weld spatter, magnetic fields, and harsh operating conditions is required. It is frequently used in robotic welding fixtures, automotive body assembly systems, transfer lines, steel processing equipment, and automated production systems where reliable detection of all metal types is critical for machine positioning and process control. The UPROX technology provides equal sensing distance across all metals while the Weld Guard coating extends service life in welding environments.

Technical Specifications:

• Manufacturer: TURCK
• Model / Part Number: NI12U-MT18H-AP6X2-H1141 S1589
• Product Type: Proximity Switch / Inductive Sensor
• Sensor Technology: UPROX Factor 1 Inductive Sensor
• Housing Style: Partially Threaded Barrel
• Housing Size: M18 × 1
• Sensing Distance: 12 mm nominal
• Output Type: PNP transistor output
• Output Function: Normally Open (NO)
• Supply Voltage: 10-30 VDC
• Rated Load Current: 200 mA maximum
• Switching Frequency: 1 kHz
• Connection Type: 4-pin M12 male connector
• Mounting: Non-flush installation
• Housing Material: PTFE-coated brass
• Protection Rating: IP68
• Operating Temperature: -30°C to +85°C
• Special Features: Weld Guard coating, magnetic field resistant, integrated protection against pre-damping, Factor 1 sensing for all metals
• Application: Metal object detection, robotic welding automation, and industrial machine positioning systems

Common Replacements:

• TURCK NI12U-MT18-AP6X2-H1141
• TURCK NI15U-MT18M-AP6X2-H1141/S1589
• TURCK Bi4-M12-AP6X-H1141