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GX-N30MB Inductive Proximity Sensor - Equivalent & Substitute Parts
Part Overview
The GX-N30MB is an inductive proximity sensor manufactured by Panasonic Industrial Automation Sales, designed for non-contact detection in industrial automation applications. This M30 threaded cylinder sensor operates with NPN-NC output configuration and provides 0.315" (8mm) sensing distance with shielded design for reliable performance in electromagnetic environments.
The GX-N30MB is classified as obsolete. Locating equivalent substitute parts is necessary to maintain system continuity, ensure supply chain reliability, and access components with extended product lifecycle support and improved specifications.
Substiute Parts
Key Parameters
| Parameter | GX-N30MB Value |
|---|---|
| Sensor Type | Inductive |
| Sensing Distance | 0.315" (8mm) |
| Output Type | NPN-NC, 3-Wire |
| Shielding | Shielded |
| Package / Case | Cylinder, Threaded - M30 |
| Voltage - Supply | 12V ~ 24V |
| Ingress Protection | IP67 |
| Material - Body | Nickel-Plated Brass |
| Termination Style | Cable Leads |
| RoHS Status | RoHS Compliant |
Substitute Part Grouping Explanation
Substitution of the obsolete GX-N30MB is based on strict alignment of the following critical parameters:
- Sensor Type: Inductive (unchanged)
- Sensing Distance: 0.315" (8mm) (unchanged)
- Output Type: NPN-NC, 3-Wire (unchanged)
- Package / Case: Cylinder, Threaded - M30 (unchanged)
- Shielding: Shielded (unchanged)
- Termination Style: Cable Leads (unchanged)
- Material - Body: Nickel-Plated Brass (unchanged)
- RoHS Status: RoHS Compliant (unchanged)
The substitute part GX-330M-B-N meets all these critical parameters while offering enhanced specifications in voltage supply range, response frequency, operating temperature range, and extended ingress protection ratings.
Parameter Comparison
| Parameter | GX-N30MB | GX-330M-B-N |
|---|---|---|
| Sensor Type | Inductive | Inductive |
| Sensing Distance | 0.315" (8mm) | 0.315" (8mm) |
| Output Type | NPN-NC, 3-Wire | NPN-NC, 3-Wire |
| Response Frequency | 300Hz | 400Hz |
| Shielding | Shielded | Shielded |
| Material - Body | Nickel-Plated Brass | Nickel-Plated Brass |
| Voltage - Supply | 12V ~ 24V | 10V ~ 30V |
| Termination Style | Cable Leads | Cable Leads |
| Operating Temperature | -25°C ~ 70°C | -40°C ~ 85°C (TA) |
| Ingress Protection | IP67 | IP67, IP67G, IP69K |
| Indicator | LED | LED |
| Package / Case | Cylinder, Threaded - M30 | Cylinder, Threaded - M30 |
| RoHS Status | RoHS Compliant | RoHS Compliant |
Engineering Selection Recommendations
The GX-330M-B-N is the manufacturer-recommended substitute for the obsolete GX-N30MB. Both components maintain identical core functional parameters: inductive sensing principle, 8mm detection range, NPN-NC output configuration, M30 threaded cylinder form factor, shielded design, and nickel-plated brass construction.
The GX-330M-B-N is classified as active product status, ensuring ongoing availability, technical support, and supply chain continuity. Both parts carry RoHS Compliant certification, meeting environmental and regulatory requirements for industrial automation applications.
The substitute part provides expanded operational specifications: wider voltage supply range (10V ~ 30V versus 12V ~ 24V), higher response frequency (400Hz versus 300Hz), extended operating temperature range (-40°C ~ 85°C versus -25°C ~ 70°C), and enhanced ingress protection ratings (IP67, IP67G, IP69K versus IP67). These enhancements support deployment in more demanding environmental conditions without functional compromise.
Frequently Asked Questions (FAQ)
Q: Can GX-330M-B-N directly replace GX-N30MB in existing installations?
A: Yes. The GX-330M-B-N maintains identical sensing distance (8mm), output type (NPN-NC, 3-Wire), mechanical form factor (M30 threaded cylinder), and termination style (cable leads). The substitute operates within the original voltage supply range and provides equivalent shielded inductive sensing performance.
Q: What are the key differences between these two models?
A: The GX-330M-B-N offers enhanced specifications: response frequency increased from 300Hz to 400Hz, voltage supply range expanded from 12V ~ 24V to 10V ~ 30V, operating temperature range extended from -25°C ~ 70°C to -40°C ~ 85°C, and ingress protection expanded from IP67 to IP67, IP67G, and IP69K ratings. The GX-N30MB is obsolete; GX-330M-B-N is active product.
Q: Are there any mechanical compatibility concerns?
A: No. Both sensors use identical M30 threaded cylinder packaging with cable lead termination. Installation procedures, mounting hardware, and connector interfaces remain unchanged.
Q: Does the substitute part maintain RoHS compliance?
A: Yes. The GX-330M-B-N is RoHS Compliant, matching the certification status of the GX-N30MB.
Q: Is the higher response frequency (400Hz) of the substitute part compatible with existing control systems?
A: Yes. The increased response frequency of the GX-330M-B-N represents improved performance capability. Control systems designed for the original 300Hz specification will operate correctly with the faster response time.
Q: Can the GX-330M-B-N operate in the original 12V ~ 24V supply range?
A: Yes. The GX-330M-B-N voltage supply range of 10V ~ 30V encompasses the original 12V ~ 24V operating window, ensuring compatibility with existing power supply configurations.
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