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Inductive NAMUR sensor NM500A

  • For applications in hazardous areas
  • For connection to intrinsically safe circuits
  • Long sensing range for use in conveying
  • Robust housing for use in harsh industrial environments
  • Five positions of the sensing face selectable
  • Description

    Description

    IMC2020BN/US/2G/1D

    Product characteristics Electrical design NAMUR Output function normally closed Sensing range [mm] 20 Housing rectangular Dimensions [mm] 40 x 40 x 66 Application Special feature Gold-plated contacts 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) Supply voltage DC [V] 7.5…30; (when used outside the hazardous area) Current consumption [mA] < 1; (disabled; conductive: > 2,1) Protection class III Outputs Electrical design NAMUR Output function normally closed Permanent current rating of switching output DC [mA] 30; (when used outside the hazardous area) Switching frequency DC [Hz] 200 Detection zone Sensing range [mm] 20 Real sensing range Sr [mm] 20 ± 10 % Accuracy / deviations Correction factor steel: 1 / stainless steel: 0.7 / brass: 0.5 / aluminium: 0.4 / copper: 0.3 Hysteresis [% of Sr] 1…15 Switch point drift [% of Sr] -10…10 Operating conditions Ambient temperature [°C] -20…70 Protection IP 67 Tests / approvals Approval BVS 04 ATEX E 091 X; IECEx BVS 06.0003 ATEX marking II 2G Ex ia IIB T6 Gb II 1D Ex ia IIIC T 90°C Da EMC
    EN 60947-5-6
    Shock/vibration resistance 30 g (11 ms) / 10-55 Hz (1 mm) MTTF [years] 2825 Safety classification Max. internal capacitance [nF] 250 Max. internal inductance [µH] 450 Mechanical data Weight [g] 181.5 Housing rectangular Mounting flush mountable Dimensions [mm] 40 x 40 x 66 Materials housing: PPE; sensing face: PPE orange; end cap: PPS; mounting adapter: PPS black; screw: steel galvanised Displays / operating elements Display
    switching status 1 x LED, yellow
    Accessories Items supplied
    Mounting bracket: 1
    Allen key: 1
    Remarks Remarks
    5 positions of the active zone possible
    Pack quantity 1 pcs. Electrical connection – plug Connection Connector: 1 x M12; coding: A; Locking: brass, white bronze coated; Contacts: gold-plated
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