Inductive sensor NBN3-F31K-Z8-K
- Direct mounting on standard actuators
- Fixed setting
- LEDs for switching state of sensor and solenoid valve
Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH, also apply to Pepperl+Fuchs AG.
Download the complete datasheet as a PDF:
Datasheet excerpt: Technical data of NBN3-F31K-Z8-K
| General specifications | ||
|---|---|---|
| Switching function | 2 x normally open (NO) | |
| Output type | Two-wire | |
| Rated operating distance | 3 mm | |
| Installation | flush mountable | |
| Output polarity | DC | |
| Assured operating distance | 0 ... 2.43 mm | |
| Actual operating distance | 2.7 ... 3.3 mm typ. 3 mm | |
| Reduction factor rAl | 0.5 | |
| Reduction factor rCu | 0.4 | |
| Reduction factor r304 | 1 | |
| Reduction factor rSt37 | 1.1 | |
| Output type | 4-wire | |
| Nominal ratings | ||
| Operating voltage | 6 ... 60 V DC | |
| Switching frequency | 0 ... 500 Hz | |
| Hysteresis | typ. 5 % | |
| Reverse polarity protection | reverse polarity tolerant | |
| Short-circuit protection | pulsing | |
| Voltage drop | ≤ 5.5 V | |
| Operating current | 4 ... 100 mA | |
| Lowest operating current | 4 mA | |
| Off-state current | 0.5 ... 0.9 mA typ. 0.65 mA | |
| Time delay before availability | ≤ 40 ms | |
| Switching state indicator | LED, yellow | |
| Valve status indicator | LED, yellow | |
| Limit data | ||
| Tightening torque, fastening screws | 0.4 Nm | |
| Functional safety related parameters | ||
| MTTFd | 570 a | |
| Mission Time (TM) | 20 a | |
| Diagnostic Coverage (DC) | 0 % | |
| Valve circuit | ||
| Voltage | max. 32 V DC | |
| Current | max. 240 mA | |
| Short-circuit protection | no | |
| Reverse polarity protection | yes, with reversed output LED is out of function, therfore more power for solenoid valve | |
| Compliance with standards and directives | ||
| Standard conformity | ||
| Standards | EN 60947-5-2:2007 EN 60947-5-2/A1:2012 IEC 60947-5-2:2007 IEC 60947-5-2 AMD 1:2012 |
|
| Approvals and certificates | ||
| UL approval | cULus Listed, General Purpose, Class 2 Power Source | |
| CCC approval | Certified by China Compulsory Certification (CCC) | |
| Ambient conditions | ||
| Ambient temperature | -25 ... 70 °C (-13 ... 158 °F) | |
| Mechanical specifications | ||
| Connection (system side) | Cage tension spring terminals | |
| Core cross-section (system side) | 1.5/2.5 mm2 flexible/rigid | |
| Connection (valve side) | Cage tension spring terminals | |
| Core cross-section (valve side) | 1.5/2.5 mm2 flexible/rigid | |
| Housing material | PBT | |
| Sensing face | PBT | |
| Degree of protection | IP67 | |
| Mass | 180 g | |
| Tightening torque, housing screws | 1 Nm | |
| Tightening torque, cable gland | M20 x 1.5 ; max. 7 Nm M12 x 1.5 ; max. 1.5 Nm |
|
CAD+CAE: NBN3-F31K-Z8-K
| CAD | File Type | File Size | |
|---|---|---|---|
| 3-D model in IGS format / 3-D-Modell im IGS-Format | IGS | 3189 KB | |
| 3-D model in STP format / 3-D-Modell im STP-Format | STP | 980 KB | |
| CAD Portal / CAD Portal | LINK | --- |
Approvals+Certificates: NBN3-F31K-Z8-K
| Statements of compliance | Certificate No. | File Type | File Size |
|---|---|---|---|
| EU-Declaration of conformity / EU-Konformitätserklärung | DOC-3089A | 169 KB | |
| Certificates | |||
| Canada USA UL Ordinary Location | 20170306-E87056 | 407 KB | |
| China CQC CCC | 2020970305000266 | 598 KB | |
The VariKont inductive sensors with Active Shielding Technology ensure high switching distances, no matter the installation situation and the surrounding material. Benefit from easier equipment design and reduced costs!
As the SIL 2/PL d inductive safety sensors have no dead band, data transfer can occur with no minimum distance between sensor and target. Discover the optimized portfolio for demanding environments.
Pepperl+Fuchs SE
Lilienthalstraße 200
68307 Mannheim
Germany
info@de.pepperl-fuchs.com
+49 621 776-0
Pepperl+Fuchs is a leading developer and manufacturer of electronic sensors and components for the global automation market. Continuous innovation, enduring quality, and steady growth have been the foundation of our success for more than 70 years. Pepperl+Fuchs employs 6,300 people worldwide and has manufacturing facilities in Germany, USA, Singapore, Hungary, Indonesia and Vietnam, most of them ISO 9001 certified.