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B&R X20AT2311
2 inputs for resistance temperature measurementPT100 sensorDirect resistance measurement4-wire measurementConfigurable filter time
The module is equipped w…
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Description
2 inputs for resistance temperature measurementPT100 sensorDirect resistance measurement4-wire measurementConfigurable filter time
The module is equipped with 2 inputs for PT100 4-line resistance temperature measurement.
Specification
| I/O module |
2 inputs for PT100 resistance temperature measurement |
|---|---|
| B&R ID code |
0xA4AA |
| Status indicators |
I/O function per channel, operating state, module status |
| Module run/error |
Yes, using LED status indicator and software |
| Inputs |
Yes, using LED status indicator and software |
| Bus |
0.35 W |
| Internal I/O |
0.85 W |
| Additional power dissipation caused by actuators (resistive) [W] |
– |
| CE |
Yes |
| UKCA |
Yes |
| CRA (Cyber Resilience Act) |
In preparation |
| ATEX |
Zone 2, II 3G Ex nA nC IIA T5 Gc |
| UL |
cULus E115267 |
| HazLoc |
cCSAus 244665 |
| DNV |
Temperature: B (0 to 55°C) |
| CCS |
Yes |
| LR |
ENV1 |
| KR |
Yes |
| ABS |
Yes |
| BV |
EC33B |
| KC |
Yes |
| Input |
Resistance measurement with constant current supply for 4-wire connections |
| Digital converter resolution |
24-bit |
| Filter time |
Configurable between 1 ms and 400 ms |
| 1000 Hz filter |
1 ms for all inputs |
| 50 Hz filter |
20 ms for all inputs |
| Conversion procedure |
Sigma-delta |
| Output format |
DINT or UDINT for resistance measurement |
| Temperature measurement range |
-200 to 850°C |
| Resistance measurement range |
0.5 to 390 Ω |
| Temperature sensor resolution |
1 LSB = 0.001°C |
| Resistance measurement resolution |
0.001 Ω |
| Input filter |
First-order low-pass filter / cutoff frequency 1050 Hz |
| Sensor standard |
EN 60751 |
| Insulation voltage between channel and bus |
500 Veff |
| Insulation voltage between channel and channel |
500 Veff |
| Linearization method |
Internal |
| Measuring current |
1 mA |
| Temperature sensor normalization |
-200.0 to 850.0°C |
| Reference |
1568 Ω ±0.1% |
| Permissible input signal |
Short-term max. 28.8 V |
| Gain |
±0.0059% |
| Offset |
±0.0015% |
| Max. gain drift |
±0.00065%/°C |
| Max. offset drift |
±0.000025%/°C |
| Nonlinearity |
<0.001% |
| Standardized range of values for resistance measurement |
0.5 Ω to 390 Ω |
| Range undershoot |
0x80000001 |
| Range overshoot |
0xFFFFFFFF |
| Open circuit |
0xFFFFFFFF |
| General fault |
0x80000000 |
| Open inputs |
0x7FFFFFFF |
| Electrical isolation |
Channel isolated from channel and bus |
| Horizontal |
Yes |
| Vertical |
Yes |
| 0 to 2000 m |
No limitation |
| >2000 m |
Reduction of ambient temperature by 0.5°C per 100 m |
| Degree of protection per EN 60529 |
IP20 |
| Horizontal mounting orientation |
-25 to 60°C |
| Vertical mounting orientation |
-25 to 50°C |
| Derating |
– |
| Storage |
5 to 95%, non-condensing |
| Transport |
5 to 95%, non-condensing |
| Operation |
5 to 95%, non-condensing |
| Note |
Order 1x terminal block X20TB12 separately. |
| Pitch |
12.5 +0.2 mm |
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