ABB AC500 PLC, Hardware Manual, Page: 64 / 1315

Technical Data of the Analog Inputs
Parameter Value
Number of channels per module 2 voltage inputs
Distribution of channels into groups 1 group for 2 channels
Galvanic isolation None
Power Supply Voltage Via the L+ and the M terminal of the pro-
cessor-module power supply
Resolution Voltage 0 VDC...10 VDC: 10 bits
Connection of the signals AI0 and AI1 Terminals 8 and 9
Input type Unipolar
Data word format
Unipolar, full-scale range 0 to 27648
Indication of the input signals No
Channel input resistance Voltage: > 100 k
W
Accuracy
Typical (25 °C) ± 1 %
Worst case (at 0 °C...60 °C or EMC distur-
bances)
± 2.5 % of full-scale
Time constant of the input filter Typ. 1 ms
Relationship between input signal and hex
code
Ä
Chapter 1.2.1.3.9 “Measuring Ranges”
on page 59
Analog to digital conversion time Typ. 6.2 ms
Unused inputs Can be left open and should be configured
as "unused"
Overvoltage protection Yes, up to 30 VDC
Max. cable length Conductor cross section > 0.14 mm ²
Unshielded wire On request
Shielded wire 100 m
Technical Data of the Analog Output
Parameter Value
Number of channels per module 1 configurable voltage or current outputs
Distribution of channels into groups 1 group for 1 channel
Electrical isolation None
Connection of the signal AOU Terminal 11
Connection of the signal AOI Terminal 10
Power supply voltage Via the L+ and the M terminal of the pro-
cessor module power supply
Output type Unipolar (voltage and current)
Resolution 10 bits
Indication of the output signals Yes, one LED per channel
Output Resistance (load) as current output 0
W
...500
W
Device Specifications
Processor Modules > AC500-eCo
2019/04/17 3ADR010121, 13, en_US 64