ABB AC500 Series User Manual

27.4 Connection
1 I/O bus
2 Allocation between terminal number and signal name
3 4 yellow LEDs to display the signal states of the analog inputs I0 to I3
4 8 yellow LEDs to display the signal states of the outputs M0 to M3
5 1 green LED to display the state of the process supply voltage UP
6 2 green LEDs to display the states of the motor supply voltages UP3 and UP4
7 4 red LEDs to display errors CH-ERR1 to CH-ERR4
8 Label
9 Terminal unit TU542
All I/O channels (digital and analog) are protected against reverse polarity,
reverse supply and continuous overvoltage up to 30 VDC.
PD501-4CH
Connection
2019/11/15 3ADR024117M02xx, 11, en_US 213

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