turck BL20 Series - 8.9.1 Technical data; 8.9.2 Base modules

Analog Input Modules
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8.9.1 Technical data
8.9.2 Base modules
Technical data
Designation BL20-2AIH-I
Number of channels 2
Nominal voltage from supply terminal U
L
24 VDC (18 VDC…30 VDC)
Nominal current from supply terminal I
L
typ. 35 mA (without measurement signal)
Nominal current from module bus I
MB
 30 mA
Power loss of module, typical
< 1 W
Max. input current I
max
24 mA
Max. output voltage 20 V
Input resistance (burden) R
L
Cutoff frequency f
G
1.5 Hz
Basic error
(nominal range at 23 °C)
0.1 %
Repeatability 0,2 %
Temperature coefficient < 200 ppm/°C from end value
resolution 12 bit
Linearity 0.1 %
Galvanic isolation electronic/ field level, channel/channel
Isolation voltage 500 V
Measurement value representation 16 bit signed integer, NE 43 (PA),
extended range
Fig. 154: Base module BL20-S4T-SBBS