ifm Electronic NN504A Induktiver Sensor

Product characteristics

• Electrical design: NAMUR
• Output function: 2 x normally closed
• Sensing range [mm]: 4
• Housing: rectangular
• Dimensions [mm]: 33 x 60 x 92

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
• Operating voltage [V]: 8.2 DC; (1kΩ)
• Supply voltage DC [V]: 7.5...15; (when used outside the hazardous area)
• Current consumption [mA]: < 1; (disabled; conductive: > 2,1)
• Protection class: III
• Actuator wiring: connection to certified intrinsically safe circuits of solenoid valves with the max. values: U = 28 V / I = 250 mA / P = 750 mW (bis 40 °C) / P = 650 mW (bis 70 °C); (When used in gas atmospheres (group II) the following maximum values are permitted: U = 28 V / P = 1,1 W; These values must not be exceeded.)

Outputs

• Electrical design: NAMUR
• Output function: 2 x normally closed
• Switching frequency DC [Hz]: 500
• Overload protection: yes

Detection zone

• Sensing range [mm]: 4
• Real sensing range Sr [mm]: 4 ± 10 %
• Operating distance [mm]: 0...3.25

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]: -25...70
• Protection: IP 65; IP 67

Tests / approvals

• Approval: BVS 14 ATEX E 005 X; IECEx BVS 14.0005X
• ATEX marking: II 1G Ex ia IIB T4 Ga Ta: -25...70 °C
• : II 2G Ex ia IIC T4 Gb Ta: -25...70 °C
• : II 1D Ex ia IIIB T135 °C Da Ta: -25...70 °C
• EMC: EN 60947-5-6,
• Vibration resistance: , 10...55 Hz (1 mm)
• Shock resistan