Digital Input/Output Module DC523

• 24 configurable digital inputs/outputs
• Module-wise electrically isolated
• Fast Counter
• XC version for usage in extreme ambient conditions available

Digital input/output module DC523, plugged on Terminal Unit TU516

Elements of the module
1	I/O-Bus
2	Allocation between terminal No. and signal name
3	Sensor power supply 24 V DC / 0.5 A
4	24 yellow LEDs to display the signal statuses at the digital inputs/outputs (C0 - C23)
5	1 green LED to display the status of the process supply voltage UP
6	4 red LEDs to display errors
7	Label
8	I/O Terminal Unit (TU515/TU516) with 40 terminals (screw-type or spring terminals)
9	DIN rail
	Sign for XC version

• Intended Purpose
• Functionality
• Electrical Connection
• Internal Data Exchange
• I/O Configuration
• Parameterization
• Diagnosis and Display
• Technical Data
  • Technical Data of the Configurable \ Digital Inputs/Outputs
  • Technical Data of the Fast Counter
• Ordering Data