D300717 1211 - BL20 I/O modules
8-15
Analog output module, 2AO, -10/0...+10 V DC
8.4.5
Wiring diagrams
8.4.6
Measurement value representation
16-bit-representation
Voltage values from 0 to 10 V DC
The value range
0 V to 10 V
is displayed as follows:
0000
hex
to 7FFF
hex
(decimal: 0 to 32767)
Voltage values from -10 to 10 V DC
The value range
-10 V to -3.052 10
-4
V
is displayed as follows:
8000
hex
to FFFF
hex
(decimal:-32768 to -1)
12-bit-representation (left-justified)
Voltage values from 0 to 10 V DC
The value range
0 V to 10 V
is displayed as follows:
000(0)
hex
to FFF(0)
hex
(decimal: 0 to 4095)
Voltage values from -10 to 10 V DC
The value range
0 V to 10 V
is displayed as follows:
000(0)
hex
to 7FF(0)
hex
(decimal: 0 to 2047)
The value range
-10 V to -0.0049 V
is displayed as follows:
800(0)
hex
to FFF(0)
hex
(decimal: -2048 to -1)
Figure 8-12:
Wiring diagram
BL20-S3x-SBB
Note
A detailed description of the 16 bit/12-bit-representation for the analog values can be found
in the
.
23
22
21
13
12
11
+
+
–
–
Sh
Sh
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