ABB AC500 PLC - Measuring Ranges; Input Ranges of Voltage, Current and Digital Input

LED State Color LED = OFF LED = ON LED flashes
Inputs
I0...I7
Analog input Yellow Input is OFF Input is ON
(brightness
depends on
the value of
the analog
signal)
--
Outputs
O0...O7
Analog
output
Yellow Output is
OFF
Output is ON
(brightness
depends on
the value of
the analog
signal)
--
UP Process
voltage
24 VDC via
terminal
Green Process
voltage is
missing
Process
voltage OK
--
CH-ERR2 Channel
error, error
messages in
groups
(analog
inputs or out-
puts 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
Input Ranges of Voltage, Current and Digital Input
The represented resolution corresponds to 16 bits.
Range 0...10 V -10...+10 V 0...20 mA 4...20 mA Digital input
Overflow >11.7589 >11.7589 >23.5178 >22.8142
Measured
value too high
11.7589
:
10.0004
11.7589
:
10.0004
23.5178
:
20.0007
22.8142
:
20.0006
Normal range
Normal range
or measured
value too low
10.0000
:
0.0004
10.0000
:
0.0004
20.0000
:
0.0007
20.0000
:
4.0006
ON
0.0000 0.0000 0 4 OFF
-0.0004
-1.7593
-0.0004
:
:
:
-10.0000
3.9994
Device Specifications
I/O Modules > Analog I/O Modules
2019/04/173ADR010121, 13, en_US562