Watchdog Repeater Overview

The 10302/1/1 Watchdog Repeater serves as a crucial monitoring module for 5 Vdc and 24 Vdc supplied to I/O modules, ensuring proper power supply monitoring and system integrity across various configurations. Here's a succinct overview:

Description:

• Monitors 5 Vdc and 24 Vdc supplied to I/O modules.
• Provides a watchdog output connected to the watchdog input of monitored output modules.
• Essential in multiple-PSU configurations, specific power supply types, or setups with redundant and non-redundant I/O components.

Technical Data:

• General:
  • Type Number: 10302/1/1
  • Approvals: CE, TUV, UL
  • Space Requirements: 4 TE, 3 HE (4 HP, 3U)
• Power:
  • Power Requirements:
    • 5 Vdc: 35 mA (without WDROUT output current)
    • 24 Vdc: 25 mA
    • WDG1 + WDG2 Input Current: 0.1 mA
    • WDR OUT Max. Output Current: 900 mA
• Key Coding:
  • Module Code: Holes A27, Pins C11, C23, C27
  • Rack Code: Blind Spots C3, C19, C31, Large Pins A27
• Installation:
  • Requires horizontal bus connection in I/O racks (positions 1 to 18).
  • Watchdog repeaters must be placed in the respective I/O section they monitor.
  • Hot-swappable, but may cause Central Part shutdown when exchanged.

The 10302/1/1 ensures reliable power supply monitoring in various system configurations, contributing to overall system safety and stability.