X20AT4222
The module is equipped with 4 inputs for PT100/PT1000 resistance temperature measurement.
I/O module | 4 inputs for Pt100 or Pt1000 resistance temperature measurement |
B&R ID code | 0x1BA7 |
Status indicators | I/O function per channel, operating state, module status |
Diagnostics | |
Module run/error | Yes, using LED status indicator and software |
Inputs | Yes, using LED status indicator and software |
Power consumption | |
Bus | 0.01 W |
Internal I/O | 1.1 W |
Additional power dissipation caused by actuators (resistive) [W] | - |
Certifications | |
CE | Yes |
UKCA | Yes |
ATEX | Zone 2, II 3G Ex nA nC IIA T5 Gc IP20, Ta (see X20 user's manual) FTZÚ 09 ATEX 0083X |
UL | cULus E115267 Industrial control equipment |
HazLoc | cCSAus 244665 Process control equipment for hazardous locations Class I, Division 2, Groups ABCD, T5 |
DNV | Temperature: B(0 - 55°C) Humidity: B(up to 100%) Vibration: B(4 g) EMC: B(bridge and open deck) |
LR | ENV1 |
KR | Yes |
ABS | Yes |
EAC | Yes |
KC | Yes |
Input | Resistance measurement with constant current supply for 2- or 3-wire connections |
Digital converter resolution | 16-bit |
Filter time | Configurable between 1 ms and 66.7 ms |
Conversion time | |
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 | |
Sensor type | Configurable per channel |
Pt100 | -200 to 850°C |
Pt1000 | -200 to 850°C |
Resistance measurement range | 0.1 to 4500 Ω / 0.05 to 2250 Ω |
Input filter | First-order low-pass filter / cutoff frequency 500 Hz |
Sensor standard | EN 60751 |
Common-mode range | >0.7 V |
Insulation voltage between channel and bus | 500 Veff |
Linearization method | Internal |
Measurement current | 250 µA ±1.25% |
Reference | 4530 Ω ±0.1% |
Permissible input signal | Short-term max. ±30 V |
Max. error at 25°C | |
Gain | 0.037% |
Offset | 0.0015% |
Max. gain drift | 0.004%/°C |
Max. offset drift | 0.00015%/°C |
Nonlinearity | <0.001% |
Crosstalk between channels | <-93 dB |
Temperature sensor resolution | |
Pt100 | 1 LSB = 0.1°C |
Pt1000 | 1 LSB = 0.1°C |
Resistance measurement resolution | |
G = 1 | 0.1 Ω |
G = 2 | 0.05 Ω |
Common-mode rejection | |
50 Hz | >80 dB |
DC | >95 dB |
Standardized range of values for resistance measurement | |
G = 1 | 0.1 to 4500 Ω |
G = 2 | 0.05 to 2250 Ω |
Temperature sensor normalization | |
Pt100 | -200.0 to 850.0°C |
Pt1000 | -200.0 to 850.0°C |
Temperature measurement monitoring | |
Range undershoot | 0x8001 |
Range overshoot | 0x7FFF |
Open circuit | 0x7FFF |
General fault | 0x8000 |
Open inputs | 0x7FFF |
Resistance measurement monitoring | |
Range overshoot | 0xFFFF |
Open circuit | 0xFFFF |
General fault | 0xFFFF |
Open inputs | 0xFFFF |
Electrical isolation | Channel isolated from bus Channel not isolated from channel |
Mounting orientation | |
Horizontal | Yes |
Vertical | Yes |
Installation elevation above sea level | |
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 |
Temperature | |
Operation | |
Horizontal mounting orientation | -25 to 60°C |
Vertical mounting orientation | -25 to 50°C |
Derating | - |
Storage | -40 to 85°C |
Transport | -40 to 85°C |
Relative humidity | |
Operation | 5 to 95%, non-condensing |
Storage | 5 to 95%, non-condensing |
Transport | 5 to 95%, non-condensing |
Note | Order 1x terminal block X20TB12 separately. Order 1x bus module X20BM11 separately. |
Pitch | 12.5+0.2mm |