This is the web edition of the original ‎⮫ AC500-S safety user manual, version 1.3.2. This web edition is provided for quick reference only. The original safety user manual must be used to meet functional safety application requirements.

Inputs 0 ... 7

Digital input

Yellow

Input = OFF

Input = ON (the input voltage is displayed even if the supply voltage is OFF).

-

Channel error

Red

No channel error

Channel error

-

Outputs 0 ... 7

Digital output

Yellow

Output = OFF

Output = ON

-

Channel error

Red

No channel error

Channel error

-

UP

Process voltage +24 V DC via terminal

Green

Process supply voltage is missing

Process supply voltage is OK

-

PWR

+3.3 V voltage from I/O bus

Green

+3.3 V I/O bus voltage is not available

+3.3 V I/O bus voltage is available

-

ERR1

Module error indicator 1

Red

No module error

Module error which leads to a SAFE STOP state

Module passivation and/or acknowledgment request (alternating blinking)

ERR2

Module error indicator 2

Red