ABB AC500 PLC - Technical Data of the Analog Inputs, if Used as Digital Inputs

Parameter Value
Input type Bipolar (not with current or Pt100/Pt1000/Ni1000)
Galvanic isolation Against internal supply and other modules
Configurability 0 V...10 V, -10 V...+10 V, 0 mA...20 mA,
4 mA...20 mA, Pt100/1000, Ni1000 (each input can
be configured individually)
Channel input resistance Voltage: > 100 kW
Current: ca. 330 W
Time constant of the input filter Voltage: 100 µs
Current: 100 µs
Indication of the input signals One LED per channel
Conversion cycle 2 ms (for 8 inputs + 8 outputs), with Pt/Ni... 1 s
Resolution Range 0 V...10 V: 12 bits
Range -10 V...+10 V: 12 bits + sign
Range 0 mA...20 mA: 12 bits
Range 4 mA...20 mA: 12 bits
Conversion error of the analog values
caused by non-linearity, adjustment
error at factory and resolution within
the normal range
Typ. ±0.5 % of full scale
at 25 °C
Max. ±1 % of full scale (all ranges)
at 0 °C...60 °C or EMC disturbance
Relationship between input signal and
hex code
See tables Ä Chapter 1.5.2.2.4.9.1 “Input Ranges of
Voltage, Current and Digital Input” on page 537
Unused voltage inputs Are configured as "unused"
Unused current inputs Have a low resistance, can be left open-circuited
Overvoltage protection Yes
Technical Data of the Analog Inputs, if Used as Digital Inputs
Parameter Value
Number of channels per module Max. 4
Distribution of channels into groups 1 group of 4 channels
Connections of the channels I0+ to I3+ Terminals 2.0 to 2.3
Reference potential for the inputs Terminals 1.9, 2.9, 3.9 and 4.9 (ZP)
Input signal delay Typ. 8 ms, configurable from 0.1 to 32 ms
Indication of the input signals 1 LED per channel
Input signal voltage 24 VDC
Signal 0 -30 V...+5 V
Undefined signal +5 V...+13 V
Signal 1 +13 V...+30 V
Input current per channel
Input voltage +24 V Typ. 7 mA
Input voltage +5 V Typ. 1.4 mA
Device Specifications
I/O Modules > Analog I/O Modules
2019/04/173ADR010121, 13, en_US542