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Inductive NAMUR ring sensor

I7R2015-NL/1G/1D

N7R23A

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Dear customer,
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Your ifm team

  • For applications in hazardous areas
  • Reliable detection of objects with very small diameters
  • Very short response time
  • Wide operating temperature range
  • ce
  • iec
  • fm
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Technische Details
Application
Operating principle bistable
Electrical data
Connection to switching amplifiers yes
Switching amplifiers connection to certified intrinsically safe circuits with the max. values: U = 15 V / I = 50 mA / P = 120 mW
Nominal voltage DC [V] 8.2; (1kΩ)
Current consumption [mA] value for direction of movement A : < 1,2; value for direction of movement B : > 2,1
Protection class III
Outputs
Electrical design NAMUR
Output function normally closed
Detection zone
Measuring ball (diameter) [mm] 6
Max. travel speed [m/s] 10
Accuracy / deviations
Hysteresis [mm] 2
Operating conditions
Ambient temperature [°C] -40...100
Note on ambient temperature
max. temperature span: 100 K
Protection IP 67
Tests / approvals
Approval BVS 08 ATEX E026; IECEx BVS 09.0016
ATEX marking II 1G Ex ia IIC T4 Ga
II 1D Ex ia IIIC T125°C Da
EMC
EN 60947-5-2
MTTF [years] 1261
Safety classification
Max. internal capacitance [nF] 90
Max. internal inductance [µH] 65
Mechanical data
Weight [g] 42
Housing circular
Dimensions [mm] 32 x 25 x 20
Inside diameter [mm] 15
Materials PA 12-GF30
Remarks
Pack quantity 1 pcs.
Electrical connection
Connection Cable: 0.15 m; 2 x 0.14 mm², PTFE
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — EN-GB — N7R23A — 26.07.2017 —