ABB AC500 V3 - Measuring ranges; Voltage input ranges; Bipolar voltage input range, measuring bridge

LED State Color LED = OFF LED = ON LED flashes
Inputs
I0...I3 and
I4...I7
Analog input Yellow Input is OFF Input is ON
(brightness
depends on
the value of
the analog
signal)
--
UP Process
voltage
24 V DC via
terminal
Green Process
voltage is
missing
Process
voltage OK
--
CH-ERR2 Channel
error, mes-
sages in
groups
(analog
inputs com-
bined into the
groups 2 and
4)
Red No error, or
process
voltage is
missing
Severe error
within the cor-
responding
group
Error on one
channel of the
group
CH-ERR4 Red
CH-ERR *) Module error Red -- Internal error --
*) Both LEDs CH-ERR2 and CH-ERR4 light up together
Measuring ranges
Voltage input ranges
Bipolar voltage input range, measuring bridge
The represented resolution corresponds to 16 bits.
Range -50 ...
+50 mV
-500 ...
+500
mV
-1 ... +1
V
-5 ... +5
V
-10 ...
+10 V
Commo
n Mode
Voltage
Digital value
Decimal Hex.
Over-
flow
>
58.7945
>
587.944
9
>
1.17589
> 5.8794 >
11.7589
>
20.0000
32767 7FFF
Meas-
ured
value
too high
58.7945
:
50.0018
587.944
9
:
500.018
1
1.17589
:
1.00004
5.8794
:
5.0002
11.7589
:
10.0004
32511
:
27649
7EFF
:
6C01
Normal
range
Normal
range or
Meas-
ured
value
too low
50.0000
:
0.0018
500.000
0
:
0.0181
1.00000
:
0.00004
5.0000
:
0.0002
10.0000
:
0.0004
20.0000
:
0.0008
27648
:
1
6C00
:
0001
0.0000 0.0000 0.0000 0.00000 0.0000 0.0000 0 0000
-0.0018
:
-50.0000
-0.0181
:
-500.000
0
-0.00004
:
-1.00000
-0.0002
:
-5.0000
-0.004
:
-10.0000
-0.0008
:
-20.0000
-1
:
-27648
FFFF
:
9400
Device specifications
I/O modules > Analog I/O modules
2022/01/313ADR010278, 3, en_US478