OVERVIEW

Official designation: GE Fanuc IC693ACC307 (Series 90-30, I/O Bus Terminator Plug)

Role/Application: A passive 25-pin plug with an integrated resistor pack used to terminate the I/O expansion bus in the last baseplate of a Series 90-30 system for signal integrity.

KEY SPECS SUMMARY

Power: 5 V DC, 15 mA typical

Interfaces / Ports: 25-pin D-type male connector

Indicators: No internal or external LED indicators

Operating Temp: 0 degrees C to 55 degrees C

Platform / Compatibility: Series 90-30 PLCs, VersaMax PLCs

Limit: Must be installed only on the last baseplate

Lifecycle: Discontinued

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the resistance value of the termination resistors inside the IC693ACC307 plug?

A: Each signal pair is terminated with a 120 Ohm, one-quarter watt resistor wired between appropriate pins.

Wiring & Installation:

Q: What is the maximum recommended cable length for an I/O expansion bus terminated with this plug?

A: The terminator supports I/O expansion cable lengths up to 15 meters or 50 feet.

Troubleshooting & Compatibility:

Q: When is it necessary to install the IC693ACC307 I/O Bus Terminator Plug in a PLC system?

A: It is required whenever two or more baseplates are cabled together, specifically on the last baseplate.

Replacement & Upgrades:

Q: Is the IC693ACC307 plug typically shipped with the I/O expansion cables or the baseplate?

A: The I/O Bus Terminator Plug is generally shipped as an included accessory with every baseplate.