X20 system modules • Temperature modules • X20ATB312
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X20 system User's Manual 3.10
4.31.7 X20ATB312
4.31.7.1 General information
The X20ATB312 module is equipped with four inputs for PT100 4-line resistance temperature measurement.
•
4 inputs for resistance temperature measurement
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PT100 sensor
•
Direct resistance measurement as well
•
4-wire measurement
•
Filter time can be configured
4.31.7.2 Order data
Model number
Short description
Figure
Temperature measurement
X20ATB312
X20 temperature input module, 4 inputs for resistance measure-
ment, PT100, resolution 0.01°C, 4-wire connections
Required accessories
Bus modules
X20BM11
Bus module, 24 VDC keyed, internal I/O supply continuous
Terminal blocks
X20TB1F
X20 terminal block, 16-pin, 24 VDC keyed
Table 886: X20ATB312 - Order data
4.31.7.3 Technical data
Product ID
X20ATB312
Short description
I/O module
4 inputs for PT100 resistance temperature measurement
General information
B&R ID code
0xE0EF
Status indicators
I/O function per channel, operating state, module status
Diagnostics
Module run/error
Yes, using status LED and software
Inputs
Yes, using status LED and software
Power consumption
Bus
0.01 W
Internal I/O
0.6 W
Additional power dissipation caused by the actua-
tors (resistive) [W]
-
Electrical isolation
Channel - Bus
Yes
Channel - Channel
No
Certification
CE
Yes
cULus
Yes
ATEX Zone 2
Yes
Temperature inputs resistance measurement
Input
Resistance measurement with constant current supply for 4-wire connections
Digital converter resolution
24-bit
Filter time
1 to 200 ms
Conversion time
1)
1 channel
20 ms with 50 Hz filter
2 channels
40 ms per channel with 50 Hz filter
Conversion procedure
Sigma Delta
Output format
DINT or UDINT for resistance measurement
Resistance measurement range
0.5 to 390 Ω
Temperature sensor resolution
1 LSB = 0.01 °C
Resistance measurement resolution
0.001 Ω
Input filter
1st-order low pass / cut-off frequency 1050 Hz
Sensor standard
IEC/EN 60751
Table 887: X20ATB312 - Technical data
Summary of Contents for X20 System
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