SICK 1040952 IME18-08NPSZW2S PNP Inductive Proximity Sensor

USD 30.16

IME18-08NPSZW2S provides 8 mm nominal metal sensing, non-flush M18 mounting, 1,000 Hz switching, PNP NO output and a 2 m PVC cable.

SKU SICK-1040952 Category
SICK IME

SICK IME18-08NPSZW2S PNP Inductive Proximity Sensor

BrandSICK
Model IdentifierIME18-08NPSZW2S
Official Part Number1040952

Technical Overview

The SICK IME18-08NPSZW2S is an M18 inductive proximity sensor with a PNP normally open output and DC three-wire wiring. It detects metal targets without an optical path, with a nominal sensing range of 8 mm and an assured range of 6.48 mm. Target material must be considered using the documented reduction factors. The non-flush installation arrangement and M18 × 1 threaded nickel-plated brass housing support machine integration. The sensor provides 1,000 Hz switching and operates from 10–30 V DC, with a 2 m three-wire PVC cable, a PA66 sensing face and IP67 protection.

Non-flush M18 inductive sensor with 8 mm nominal range, PNP normally open output, 1,000 Hz switching and 2 m three-wire PVC cable.

Key Features

  • Inductive proximity sensing of metal targets
  • 8 mm nominal range; 6.48 mm assured range
  • Non-flush installation; M18 × 1 threaded housing
  • PNP normally open output; DC three-wire wiring
  • 1,000 Hz switching frequency
  • 10–30 V DC operation; ≤10 mA no-load current
  • Continuous output current ≤200 mA
  • Nickel-plated brass housing; PA66 sensing face
  • IP67; −25 to +75 °C operating range
  • 2 m three-wire PVC cable; two mounting nuts supplied

Detect nearby metal targets without contact using non-flush M18 mounting and a PNP normally open switching signal.

Technical Specification Matrix

ParameterValue
Functional principleInductive proximity sensing of metal targets
Housing formMetric cylindrical, standard design
Thread sizeM18 × 1
Housing diameter18 mm
Nominal sensing range Sn8 mm
Assured sensing range Sa6.48 mm
Installation typeNon-flush
Switching frequency1,000 Hz
Switching outputPNP
Output functionNormally open (NO)
Electrical wiringDC 3-wire
ConnectionCable, 3-wire, 2 m
Power supply10–30 V DC
Residual ripple≤10%
Voltage drop≤2 V at maximum output current
Time delay before availability≤100 ms
Hysteresis5–15%
Reproducibility≤2% of Sr at constant supply and ambient temperature
Temperature drift±10% of Sr
Continuous output current≤200 mA
No-load current≤10 mA
Housing materialBrass, nickel-plated
Sensing face materialPA66 plastic
Housing length67 mm
Thread length42 mm
Maximum tightening torque≤40 Nm
Items supplied2 nickel-plated brass mounting nuts
IP ratingIP67 according to EN 60529
Operating temperature−25 to +75 °C
EMCEN 60947-5-2
Shock and vibration resistance30 g, 11 ms / 10–55 Hz, 1 mm
Reference material reduction factorsSt37 steel: 1; stainless steel V2A/304: approximately 0.8; aluminum: approximately 0.45; copper/brass: approximately 0.4; reference values may vary
MTTFD1,735 years
Diagnostic coverage DCavg0%
UL fileNRKH.E181493
Cable jacket materialPVC
Conductor cross-section0.25 mm²
Cable diameterØ3.9 mm

Industrial Applications

1. Confirming a metal part in a fixture

A machining fixture can place the sensor beside the expected location of a metal part so the target enters its assured sensing zone when seated. Non-flush installation requires the sensing end to project beyond the surrounding mounting surface, and the PNP normally open output provides the presence signal. Target material must be considered using the documented reduction factors.

Problem Solved

A contactless metal-presence signal helps the sequence controller identify an occupied fixture position before the next operation, avoiding a mechanical feeler pressing against the seated part.

Non-flush mounting PNP NO Metal presence

2. Counting metal tabs on a rotating mechanism

A rotating mechanism can present separated metal tabs to the M18 sensing face and count each normally open output transition. The 1,000 Hz switching frequency supports repeated passages within the documented limits. Tab geometry, spacing, operating gap and material reduction factors must be qualified so consecutive targets produce distinct switching events.

Problem Solved

Discrete tab passages provide the controller with a pulse count related to mechanism rotation, supporting cycle counting without an optical beam or contacting follower on the moving tabs.

1,000 Hz Inductive PNP NO

3. Confirming a shuttle at a transfer position

A shuttle can carry a metal flag that enters the sensor’s local detection zone at a transfer position. The M18 thread and two supplied mounting nuts support fixed installation, while the normally open PNP signal reports the flag state. IP67 protection and the nickel-plated brass body support exposed machine placement.

Problem Solved

A local position-confirmation signal helps the controller coordinate transfer sequencing when the metal flag reaches the monitored point, without a mechanical switch actuator following each shuttle movement.

M18 thread IP67 Metal flag
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