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Specification & Description
| Specification | Description |
|---|---|
| Part Number | NJ4-12GM40-E2-V1 |
| Alternative Part Number | NJ412GM40E2V1 |
| Manufacturer | Pepperl + Fuchs |
| Switching Element Function | PNP Normally Open (NO) |
| Rated Operating Distance | 4 mm |
| Installation | Non-flush |
| Output Polarity | DC |
| Assured Operating Distance | 0 ... 3.24 mm |
| Actual Operating Distance | 3.6 ... 4.4 mm (typical) |
| Reduction Factor (Aluminium) | 0.37 |
| Reduction Factor (Copper) | 0.36 |
| Reduction Factor (Stainless Steel 304) | 0.74 |
| Operating Voltage | 10 ... 60 V |
| Switching Frequency | 0 ... 2000 Hz |
| Hysteresis | 1 ... 10 % (typical 3 %) |
| Reverse Polarity Protection | Reverse polarity protected |
| Short-Circuit Protection | Pulsing |
| Voltage Drop | ≤ 3 V |
| Voltage Drop at 100 mA | 1.2 ... 2.5 V |
| Operating Current | 0 ... 200 mA |
| Off-State Current | ≤ 0.5 mA |
| No-Load Supply Current | ≤ 15 mA |
| Time Delay Before Availability | ≤ 20 ms |
| Switching State Indicator | LED, yellow |
| Ambient Temperature | -25 ... 70 °C (-13 ... 158 °F) |
| Storage Temperature | -40 ... 85 °C (-40 ... 185 °F) |
| Connection Type | Connector M12 x 1, 4-pin |
| Housing Material | Stainless steel 1.4305 / AISI 303 |
| Sensing Face | PBT |
| Degree of Protection | IP67 |
| Accessories | Mounting flange, Female cordset single-ended M12 straight or angled, 4-pin |
| Approvals and Certificates | EAC conformity, UL approval, CSA approval, CCC approval |
| Standards | EN 60947-5-2:2007, IEC 60947-5-2:2007 |
The Pepperl + Fuchs NJ4-12GM40-E2-V1 inductive sensor is a high-performance device designed for reliable detection in a variety of industrial applications. This sensor features a 4 mm non-flush rated operating distance and operates with a PNP normally open (NO) switching element function, ensuring compatibility with a wide range of control systems.
Constructed with a robust stainless steel housing and a PBT sensing face, the NJ4-12GM40-E2-V1 is built to withstand harsh industrial environments, boasting an IP67 degree of protection. It operates within a voltage range of 10 to 60 V and can handle switching frequencies of up to 2000 Hz, making it suitable for high-speed applications.
The sensor also includes reverse polarity protection and pulsing short-circuit protection, enhancing its durability and longevity. The LED indicator provides immediate visual feedback on the switching state, simplifying troubleshooting and maintenance.
With assured operating distances ranging from 0 to 3.24 mm and typical actual operating distances from 3.6 to 4.4 mm, this sensor offers precise and reliable detection. It is also equipped with a convenient M12 connector, facilitating easy installation and connection to your systems.
The NJ4-12GM40-E2-V1 is compliant with EN 60947-5-2:2007 and IEC 60947-5-2:2007 standards, ensuring it meets rigorous quality and performance criteria. Whether used in manufacturing, packaging, or material handling, this inductive sensor is an excellent choice for automating and enhancing your operational efficiency.
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Frequently Asked Questions
What is the operating voltage range for this inductive sensor?
The operating voltage range for the NJ4-12GM40-E2-V1 inductive sensor is 10 to 60 volts.
Can this sensor be installed flush with metal?
No, the NJ4-12GM40-E2-V1 is designed for non-flush mounting, meaning there should be a spacing between the sensor and the metal surface.
What is the maximum switching frequency of this sensor?
The maximum switching frequency of the NJ4-12GM40-E2-V1 is 2000 Hz.
Is the NJ4-12GM40-E2-V1 protected against reverse polarity?
Yes, the sensor comes with reverse polarity protection to prevent damage from incorrect wiring.
What type of output does the sensor provide?
This sensor provides a PNP normally open (NO) output.
What is the assured operating distance for this sensor?
The assured operating distance for the NJ4-12GM40-E2-V1 is 0 to 3.24 mm.
What materials are used in the construction of the sensor's housing?
The housing of the sensor is made from stainless steel 1.4305 / AISI 303, and the sensing face is made from PBT.
What is the degree of protection provided by the sensor?
The sensor is rated with an IP67 degree of protection, making it dust tight and protected against the effects of immersion in water.
What are the ambient operating temperature limits for this sensor?
The NJ4-12GM40-E2-V1 can operate within an ambient temperature range of -25 to 70 °C (-13 to 158 °F).
Does the sensor come with any visual indication of its switching state?
Yes, it includes a yellow LED that indicates the switching state.
