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Switching amplifiers for Namur sensors

N0530A

NV1121/24VDC/RL/1D/1G

Switching amplifiers for Namur sensors

N0530A

NV1121/24VDC/RL/1D/1G

  • For the operation of intrinsically safe sensors in hazardous areas
  • Reliable short-circuit and wire-break monitoring
  • Easy programming of the output function
  • LED display to check operation, switching status and function
  • Quick and easy mounting on DIN rail
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Technical details
Application
Application short-circuit monitoring; Wire monitoring
Electrical data
Operating voltage tolerance [%] -15...25
Operating voltage [V] 24 DC
Current consumption [mA] < 23
Number of channels 1
Outputs
Electrical design relay; (1 changeover contact)
Contact rating 253 V AC / 2 A / cos phi > 0,7 // 40 V DC / 2 A; (ohmic resistance)
Switching frequency DC [Hz] 10
Operating conditions
Ambient temperature [°C] -20...60
Protection IP 20
Tests / approvals
Approval PTB 02 ATEX 2036; IECEx PTB 17.0024
ATEX marking II (1) G [Ex ia Ga] IIC
II (1) D [Ex ia Da] IIIC
EMC
EN 50081-2 (1993)
EN 61326-1 (2006)
MTTF [years] 326
Mechanical data
Weight [g] 164.5
Switching cycles mechanical 10 million
Displays / operating elements
Display
switching status LED, yellow
operation LED, green
function LED, red
Remarks
Remarks
Caution The control monitor must be mounted outside the hazardous area.
Free terminals must not be used.
Pack quantity 1 pcs.
Electrical connection
Connection terminals: ...2.5 mm²
Other data
Maximum values for control circuit
in protection rating intrinsic safety [EEx ia] IIC [EEx ia] IIB [EEx ib] IIC [EEx ib] IIB
Voltage [V] 10.5 10.5 10.5 10.5
Current [mA] 13 13 13 13
Power [mW] 34 34 34 34
External inductance [mH] 210 840 210 840
External capacitance [µF] 2.41 16.8 2.41 16.8
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — EN-GB — N0530A — 18.12.2013 —