ABB AC500 Series User Manual

18.4 Connection
1 I/O bus
2 Allocation between terminal number and signal name
3 Sensor power supply 24 VDC / 0.5 A
4 24 yellow LEDs to display the signal states at the digital inputs/outputs (C0 - C23)
5 1 green LED to display the state of the process supply voltage UP
6 4 red LEDs to display errors
7 Label
8 Terminal unit
Sign for XC version
All I/O channels (digital and analog) are protected against reverse polarity,
reverse supply and continuous overvoltage up to 30 VDC.
DC523
Connection
2019/11/153ADR024117M02xx, 11, en_US146

ABB AC500 Series Specifications

General

Modular Design	Yes
Protection Class	IP20
Series	AC500
Mounting Type	DIN rail
Programming Software	Automation Builder
Communication Interfaces	Ethernet, Serial
Digital Inputs	Available
Digital Outputs	Available
Analog Inputs	Available
Analog Outputs	Available
Digital Input Voltage	24V DC
Digital Output Voltage	24V DC
Analog Input Type	Voltage, Current, RTD, Thermocouple
Analog Output Type	Voltage, Current
Protection	Short-circuit
CPU	Various models available
Digital I/O	Expandable
Analog I/O	Expandable
Power Supply	24V DC
Certifications	CE, UL, cUL, ATEX
Memory	Depends on CPU model