Analog Outputs Diagrams; Current 0-20Ma; Current 4-20Ma - ABB AC 31 Technical Manual

6.5. Analog outputs diagrams:

ABB Control - AC 31
1SBC 260400 R1001-b 06.99
Technical specifications

6.5.1. Current 0-20mA:

20mA
10mA
-32768
0
-20mA

6.5.2. Current 4-20mA:

20mA
12mA
4mA
-32768
-20mA
Voltage output +/- 10 V:
11
1 LSB = 10 / 2 = 4,88 mV
V ( in volt ) = Value x (10 / 32767)
Current output 0-20 mA:
-3 12
1 LSB = 20.10 / 2 = 4,88 µA
I ( in mA ) = Value x (20.10
Current output 4-20 mA:
Resolution is equal to 0-20 mA
I ( in mA ) = Value x (16 / 32767) + 4
16384
0 16384
with minimum value ( step 8 )
with value ( - 32767 ≤ X ≤ + 32767 )
with minimum value ( step 8 )
-3
with value ( 0 ≤ X ≤ - 32767 )
/ 32767)
with value (0 ≤ X ≤ - 32767 )
32767
32767
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