GX-M18A-P-Z Inductive Proximity Sensor - Equivalent & Substitute Parts

Part Overview

The GX-M18A-P-Z is an inductive proximity sensor manufactured by Panasonic Industrial Automation Sales, designed for non-contact detection applications with a 4mm sensing distance. This M18 cylindrical threaded sensor features PNP-NO output configuration with 3-wire termination via connector interface. The product is classified as obsolete, necessitating identification of active equivalent alternatives that maintain functional and mechanical compatibility for ongoing system support and new installations.

Substiute Parts

GX-M18A-P-Z
Panasonic Industrial Automation SalesIn Stock: 959GX-M18A-P-Z Datasheet
GX-M18A-P-Z
Current Part
GX-318M-A-P-Z
Panasonic Industrial Automation SalesIn Stock: 806GX-318M-A-P-Z Datasheet
GX-318M-A-P-Z
Similar

Key Parameters

Parameter Value
Manufacturer Part Number GX-M18A-P-Z
Sensor Type Inductive
Sensing Distance 0.157" (4mm)
Output Type PNP-NO, 3-Wire
Package / Case Cylinder, Threaded - M18
Termination Style Connector
Voltage - Supply 12V ~ 24V
Shielding Shielded
Ingress Protection IP67, IP69K
Material - Body Nickel-Plated Brass
Operating Temperature -25°C ~ 70°C
RoHS Status RoHS Compliant

Substitute Part Grouping Explanation

The GX-318M-A-P-Z qualifies as a direct substitute for the GX-M18A-P-Z based on the following critical parameters:

Matching Parameters:

  • Sensor Type: Inductive
  • Sensing Distance: 0.157" (4mm)
  • Output Type: PNP-NO, 3-Wire
  • Package / Case: Cylinder, Threaded - M18
  • Termination Style: Connector
  • Shielding: Shielded
  • Material - Body: Nickel-Plated Brass
  • RoHS Status: RoHS Compliant

Enhanced Specifications: The GX-318M-A-P-Z represents an active product from the GX-300 series with improved operational parameters, including extended voltage range (10V ~ 30V versus 12V ~ 24V), wider operating temperature range (-40°C ~ 85°C versus -25°C ~ 70°C), and enhanced ingress protection rating (IP67, IP67G, IP69K versus IP67, IP69K).

Parameter Comparison

Parameter GX-M18A-P-Z (Main) GX-318M-A-P-Z (Substitute)
Manufacturer Panasonic Industrial Automation Sales Panasonic Industrial Automation Sales
Series GX-M GX-300
Product Status Obsolete Active
Sensor Type Inductive Inductive
Sensing Distance 0.157" (4mm) 0.157" (4mm)
Output Type PNP-NO, 3-Wire PNP-NO, 3-Wire
Response Frequency 2kHz 600Hz
Voltage - Supply 12V ~ 24V 10V ~ 30V
Operating Temperature -25°C ~ 70°C -40°C ~ 85°C (TA)
Ingress Protection IP67, IP69K IP67, IP67G, IP69K
Package / Case Cylinder, Threaded - M18 Cylinder, Threaded - M18
Termination Style Connector Connector
Shielding Shielded Shielded
Material - Body Nickel-Plated Brass Nickel-Plated Brass
Indicator LED LED
RoHS Status RoHS Compliant RoHS Compliant

Engineering Selection Recommendations

The GX-318M-A-P-Z is the designated substitute for the obsolete GX-M18A-P-Z. Both sensors maintain identical core functional specifications: inductive sensing technology, 4mm detection range, PNP-NO output configuration, M18 threaded cylindrical form factor, and connector-based termination. The substitute part is manufactured by the same OEM (Panasonic Industrial Automation Sales) and carries equivalent RoHS compliance certification.

The GX-318M-A-P-Z offers operational advantages including broader supply voltage tolerance (10V ~ 30V), extended temperature operating range (-40°C ~ 85°C), and additional ingress protection classification (IP67G). These enhancements ensure compatibility with a wider range of industrial control environments while maintaining mechanical and electrical interchangeability with the original design.

Frequently Asked Questions (FAQ)

Q: Can the GX-318M-A-P-Z directly replace the GX-M18A-P-Z in existing installations?

A: Yes. Both sensors share identical mechanical form factors (M18 threaded cylinder), electrical output configurations (PNP-NO, 3-Wire), sensing distances (4mm), and connector termination styles. Physical mounting and wiring connections are compatible.

Q: What are the key differences between these two models?

A: The GX-318M-A-P-Z operates across a wider voltage range (10V ~ 30V versus 12V ~ 24V) and extended temperature range (-40°C ~ 85°C versus -25°C ~ 70°C). Response frequency differs (600Hz versus 2kHz). The substitute includes an additional IP67G ingress protection rating. The GX-318M-A-P-Z is an active product, whereas the GX-M18A-P-Z is obsolete.

Q: Are there any compatibility concerns with the connector interface?

A: Both models use connector-based termination. Verify connector type specifications in detailed datasheets to ensure compatibility with existing harnesses and control system interfaces.

Q: Does the lower response frequency of the GX-318M-A-P-Z affect application suitability?

A: Response frequency differences (600Hz versus 2kHz) depend on specific application switching speed requirements. Evaluate system cycle times and detection speed demands against the substitute's 600Hz specification.

Q: Are both parts RoHS compliant?

A: Yes. Both the GX-M18A-P-Z and GX-318M-A-P-Z carry RoHS compliance certification.

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