Name: NN504A
Brand: ifm
SKU: NN504A
Price: 124.80 EUR

Product characteristics

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

Detection zone

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 resistance

30 g (11 ms)

MTTF [years]

1257

Safety classification

Max. internal capacitance [nF]	60; (per intrinsically safe circuit)
Max. internal inductance [µH]	130; (per intrinsically safe circuit)

Mechanical data

Displays / operating elements

Display

switching status

2 x LED, yellow

Accessories

Items supplied

socket head screws: 2 x M5 x 16

socket head screws: 2 x M3 x 25

Remarks

The unit is not approved for safety-related tasks in the field of operator protection.

Pack quantity

1 pcs.

Electrical connection

Connection	terminal strip in the terminal chamber: ...2.5 mm²; Cable gland: M20 X 1.5