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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
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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