turck BL20 Series - 8.6.1 Technical data

135
2020/09
8.6.1 Technical data
Technical data
Designation BL20-2AI-THERMO-PI
Number of channels 2
Nominal voltage from supply terminal U
L
24 VDC
Nominal current from supply terminal I
L
 30 mA
Nominal current from module bus I
MB
45 mA
Power loss of the module, typical
< 1 W
Destruction limit 10 VDC (permanent)
Sensors According to IEC 584, class 1, 2, 3
Temperature ranges
Type B 100…1820.0 °C
Type E -270…1000.0 °C
Type J -210…1200.0 °C
type K -270…1370.0 °C
type N -270…1300.0 °C
Type R -50…1760.0 °C
Type S -50…1540.0 °C
Type T -270…400.0 °C
Voltage measurement (resolution)
± 50 mV < 2V
± 100 mV < 4 V
± 500 mV < 20 V
± 1 V < 50 V
Measurement value representation 16 bit signed integer/12 bit full range, left justified
Basic error at 23 °C / 73.4 °F see table s. p. 137
Crosstalk suppression 80 dB
Repeatability see table s. p. 137
Temperature coefficient 300 ppm/°C from end value
Cycle time
– Voltage measurement: 70 ms/channel
– Temperature measurement: 130 ms/channel