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Inductive NAMUR ring sensor

N7R22A

I7R2015-N /1G/1D

Inductive NAMUR ring sensor

N7R22A

I7R2015-N /1G/1D

  • For applications in hazardous areas
  • Reliable detection of objects with very small diameters
  • Very short response time
  • Wide operating temperature range
  • ce
  • ccc
  • ukca
  • ex
  • iec
  • fm
Product characteristics
Electrical design NAMUR
Output function normally closed
Housing circular
Dimensions [mm] 32 x 25 x 20
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] < 1.2; (disabled; conductive: > 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] 25
Accuracy / deviations
Hysteresis [mm] 1
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] 3318
Safety classification
Max. internal capacitance [nF] 150
Max. internal inductance [µH] 100
Mechanical data
Weight [g] 46.8
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