Product Overview

The ​SICK IM18-08NNS-ZW1​ is a high-performance inductive proximity sensor designed for reliable non-contact detection of metallic objects in industrial automation environments. Featuring an extended sensing range and robust construction, this sensor provides accurate position sensing, object counting, and presence detection for manufacturing, material handling, and automated systems.

Key Features

• ​Extended Sensing Range​ - 8mm detection distance for flexible installation

• ​NPN Normally Open Output​ - Standard switching configuration for easy integration

• ​Full Metal Housing​ - Nickel-plated brass construction for durability

• ​IP67 Protection Rating​ - Dust-tight and waterproof for harsh industrial environments

• ​LED Status Indicator​ - Visual operation status monitoring

• ​Short-Circuit Protection​ - Built-in protection against electrical faults

• ​Temperature Resistant​ - Stable performance across wide temperature range

Technical Specifications

Electrical Characteristics

Output Specifications

• ​Output Current​ - 200mA maximum

• ​Voltage Drop​ - ≤2.5V at 200mA

• ​Leakage Current​ - ≤0.1mA

• ​Short-Circuit Protection​ - Built-in, auto-reset

Electrical Connections

• ​Brown Wire​ - +V DC (10-30V)

• ​Blue Wire​ - 0V DC (Ground)

• ​Black Wire​ - Output signal (NPN)

• ​Shield​ - Cable shielding (connected to housing)

Performance Characteristics

Sensing Performance

• ​Standard Sensing Object​ - 18x18x1mm mild steel

• ​Repeat Accuracy​ - ≤0.01mm

• ​Temperature Drift​ | ≤±10% of sensing distance

• ​Voltage Drift​ | ≤±5% of sensing distance

Environmental Specifications

• ​Shock Resistance​ | 1000m/s² (6ms duration)

• ​Vibration Resistance​ | 10-55Hz, 1mm amplitude

• ​Ambient Light Immunity​ | Unlimited

• ​EMC Compatibility​ | EN 60947-5-2

Applications

The SICK IM18-08NNS-ZW1 is ideal for:

• ​Machine Tools​ - Position sensing and limit switching

• ​Material Handling​ - Object detection on conveyors

• ​Packaging Machinery​ - Product presence verification

• ​Automation Systems​ - End position detection

• ​Assembly Lines​ - Component presence checking

• ​Robotic Systems​ - Tool position verification

• ​Industrial Equipment​ - General metal object detection

Installation & Operation

Mounting Requirements

• ​Mounting​ - Non-flush mountable

• ​Mounting Torque​ - 5-10Nm

• ​Orientation​ - Any mounting position

• ​Clearance​ - Minimum 10mm from metal surroundings

Electrical Installation

• ​Wiring​ - Standard 3-wire connection

• ​Polarity Protection​ - Reverse polarity protected

• ​Load Connection​ - Connect between output and ground

• ​Cable Length​ - 2m standard length

Operation Indicators

• ​LED Status​ - Red LED indicates output state

• ​LED Function​ - On when object detected, off when clear

• ​Diagnostic Capability​ - LED provides operational feedback

Certifications & Compliance

• ​Safety Standards:

  • EN 60947-5-2

  • IEC 60947-5-2

• ​EMC Compliance:

  • EN 60947-5-2

  • EMI Immunity: 20V/m

• ​Environmental Standards:

  • IP67 protection rating

  • RoHS compliant

  • REACH compliant

• ​Quality Standards:

  • ISO 9001 manufacturing

Why Choose SICK IM18-08NNS-ZW1?

• ​Extended Range​ - 8mm sensing distance for flexible installation

• ​Reliable Performance​ - Consistent detection accuracy in industrial environments

• ​Robust Construction​ - Nickel-plated brass housing for maximum durability

• ​Easy Integration​ - Standard electrical connections and mounting

• ​Maintenance-Free​ - No moving parts for long service life

• ​Cost-Effective​ - High reliability at competitive pricing

• ​Global Support​ - Backed by SICK's worldwide technical support

Maintenance & Service

• ​Cleaning​ - Regular cleaning of sensing face recommended

• ​Inspection​ - Visual inspection for physical damage

• ​Testing​ - Functional testing with standard test object

• ​Replacement​ - Easy replacement due to standardized design

• ​Technical Support​ - Comprehensive documentation and application support available

Note: Specifications are based on standard testing conditions with 18x18x1mm mild steel object. Actual performance may vary based on target material and application-specific factors. Consult SICK technical documentation for detailed application guidelines.