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B&R X20AT4232
4 inputs for resistance temperature measurementFor NTC resistance type 10 kΩResistance measurement 0 to 200 kΩConfigurable measurement type per channel2-wire measurementConfigurable filter time…
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Description
4 inputs for resistance temperature measurementFor NTC resistance type 10 kΩResistance measurement 0 to 200 kΩConfigurable measurement type per channel2-wire measurementConfigurable filter time
This module is equipped with 4 inputs for NTC resistance temperature measurement (10 kΩ at 25°C). In addition, this module can measure resistance from 0 to 200 kΩ.
Specification
| I/O module |
4 inputs for NTC (10 kΩ) resistance temperature measurement |
|---|---|
| B&R ID code |
0xEA85 |
| 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 |
| Cable type |
Shielded twisted pair cable |
| Line capacitance |
Max. 1 nF |
| Bus |
0.01 W |
| Internal I/O |
0.72 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 |
| Input |
Resistance measurement with constant current supply for 2-wire connections |
| Digital converter resolution |
16-bit |
| Filter time |
Configurable between 16.7 and 66.7 ms |
| 1 channel |
20 ms with 50 Hz filter |
| 2 - 4 channels |
40 ms per channel with 50 Hz filter |
| Conversion procedure |
Sigma-delta |
| Output format |
INT or UINT for resistance measurement |
| Sensor type |
Configurable per channel |
| NTC10K type 1 |
-30.0 to 100.0°C |
| NTC10K type 2 |
-30.0 to 100.0°C |
| Temperature measurement range |
-30 to 100°C for NTC with 10 kΩ |
| Resistance measurement range |
0 to 200 kΩ |
| Temperature sensor resolution |
1 LSB = 0.1°C for NTC with 10 kΩ |
| Resistance measurement resolution |
5 Ω |
| Input filter |
First-order low-pass filter / cutoff frequency 1.35 kHz |
| Insulation voltage between channel and bus |
500 Veff |
| Linearization method |
Internal |
| Measuring current |
9.1 µA ±1.5% |
| Reference |
103,125 Ω ±0.1% |
| Permissible input signal |
Short-term max. ±30 V |
| Gain |
±0.35% |
| Offset |
±0.004% |
| Max. gain drift |
±0.006%/°C |
| Max. offset drift |
±0.00009 %/°C |
| Nonlinearity |
<0.15% |
| Standardized range of values for resistance measurement |
0 to 200,000 Ω |
| Crosstalk between channels |
<-70 dB |
| Range undershoot |
0x8001 |
| Range overshoot |
0xFFFF |
| Open circuit |
0xFFFF |
| General fault |
0xFFFF |
| Open inputs |
0xFFFF |
| Electrical isolation |
Channel isolated from 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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