Pepperl Plus Fuchs PF 128872 Inductive Sensor Owner’s Manual

September 20, 2024
PEPPERL PLUS FUCHS

Pepperl Plus Fuchs PF 128872 Inductive Sensor

Specifications

  • Model: NCB8-18GM50-Z4-V1
  • Type: Inductive sensor
  • Operating Distance: 8mm flush
  • Output Type: Normally open (NO)
  • Operating Voltage: UB 3.5 … 30 V
  • Switching Frequency: 0 … 1000 Hz
  • Protection: Reverse polarity protection
  • Connection Type: Connector plug M12 x 1, 4-pin brass, nickel-plated PBT IP67
  • Dimensions: Length 65mm, Diameter 18mm

Product Usage Instructions

Installation

  1. Mount the inductive sensor in a suitable location ensuring the rated operating distance is maintained.
  2. Connect the sensor using the provided connector plug M12 x 1 with the specified wire colors.

Operation

Ensure the inductive sensor is powered within the specified voltage range. The LED indicators will show the switching state and stability alarm.

Maintenance

Regularly check and clean the sensing face of the sensor to maintain proper functionality.

FAQ

Q: What is the output type of the NCB8-18GM50-Z4-V1 sensor?

A: The output type is normally open (NO).

Q: What is the operating voltage range for this sensor?

A: The operating voltage range is UB 3.5 … 30 V.

Dimensions

Technical Data

General specifications

Switching function Normally open (NO)
Output type|  | Two-wire
Rated operating distance| sn| 8 mm
Installation|  | flush
Output polarity|  | DC
Assured operating distance| sa| 0 … 6.48 mm ( -25 … 70 °C (-13 … 158 °F) )

0…. 6.08 mm ( -40 … -25 °C (-40 … -13 °F) )

Reduction factor rAl|  | 0.4
Reduction factor Cu|  | 0.4
Reduction factor r304|  | 0.7
Reduction factor brass|  | 0.5
Output type|  | 2-wire
Nominal ratings
Operating voltage                                                 UB 3.5 … 30 V
Switching frequency| f| 0 … 1000 Hz
Reverse polarity protection|  | reverse polarity-conductive

Technical Data

Short-circuit protection   pulsing
Voltage drop Ud ≤ 3.5 V
Temperature drift   ± 15%
Operating current IL 2 … 100 mA
Off-state current Ir typ. 0.8 mA
Switching state indicator   LED, yellow
Stability alarm indicator   LED, red
Stability control-switch point   0,8 sr … 0,9 sr

Functional safety related parameters
MTTFd 1370 a
Mission Time (TM)|  | 20 a
Diagnostic Coverage (DC)|  | 0 %
Compliance with standards and directives
Standard conformity
Standards|  | EN IEC 60947-5-2
Approvals and certificates
UL approval|  | cULus Listed, General Purpose
CCC approval|  | CCC approval/marking is not required for products rated ≤36 V
Ambient conditions
Ambient temperature                                                       -40 … 70 °C (-40 … 158 °F)
Mechanical specifications
Connection type Connector plug M12 x 1 , 4-pin
Housing material|  | brass, nickel-plated
Sensing face|  | PBT
Degree of protection|  | IP67
Dimensions|  |
Length|  | 65 mm
Diameter|  | 18 mm

Connection

Connection Assignment

Connection Assignment

Wire colors in accordance with EN 60947-5-2

  1. BN (brown)
  2. WH (white)
  3. BU (blue)
  4. BK (black)

Operation

References

Read User Manual Online (PDF format)

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