Switching amplifiers for Namur sensors
N0031A
NV1121/230VAC/RL/1D/1G
Switching amplifiers for Namur sensors
N0031A
NV1121/230VAC/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
Application
| Application | short-circuit monitoring; Wire monitoring |
|---|
Electrical data
| Operating voltage tolerance [%] | -10...10 |
|---|---|
| Operating voltage [V] | 230 AC |
| Max. power consumption [VA] | 1 |
| 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 AC [Hz] | 10 |
Operating conditions
| Ambient temperature [°C] | -20...60 |
|---|---|
| Protection | IP 20 |
Tests / approvals
| Approval | PTB 02 ATEX 2035; IECEx PTB 17.0023 | ||||
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| ATEX marking |
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| EMC |
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| MTTF [years] | 458 |
Mechanical data
| Weight [g] | 193.5 |
|---|---|
| Switching cycles mechanical | 10 million |
Displays / operating elements
| Display |
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|---|
Remarks
| Remarks |
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|---|---|---|---|
| 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] | 10.6 | 10.6 | 10.6 | 10.6 |
| Current [mA] | 19.1 | 19.1 | 19.1 | 19.1 |
| Power [mW] | 51 | 51 | 51 | 51 |
| External inductance [mH] | 97 | 390 | 97 | 390 |
| External capacitance [µF] | 2.32 | 16.2 | 2.32 | 16.2 |
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — EN-GB — N0031A — 12.09.2023 —
N0031A –
NV1121/230VAC/RL/1D/1G
- 1
- selector switch
- 2
- mounting on DIN rail
Electrical connection
terminals: ...2.5 mm²