IC695PNC001CA GE RX3i PACSystems Technical Manual

GE IC695PNC001CA RX3i PacSystem PROFINET Controller Module

Configured for distributed I/O network management in RX3i PacSystem architectures, the GE IC695PNC001CA (IC695PNC001CA PROFINET Controller Module) provides direct physical/electrical execution. The hardware operates as a dedicated PROFINET IO-Controller across the local backplane, directing high-speed real-time data exchange and cyclic scanning for up to 64 remote PROFINET field devices over deterministic networks.

Hardware Specifications

Industrial Control & PLC Platform Properties

The GE IC695PNC001CA coordinates network topologies by executing native Media Redundancy Protocol (MRP) ring sequences alongside standard line and star layouts to protect the system against single-point cable failures. The module integrates directly with the RX3i PCI backplane bus to ensure maximum data transmission velocity and prevent logic execution delays inside the host controller. Internal logic tracks network loads and updates registers directly, maintaining firmware flash compatibility with contemporary RX3i processing nodes. The "CA" variant suffix indicates a factory-applied conformal coating designed to sustain internal trace integrity and prevent degradation from atmospheric pollutants under varying I/O density scaling profiles.

Frequently Asked Questions

Q: How does the IC695PNC001CA module enforce network security limits at the physical port layer?

A: The onboard communication processor executes hardware-based MAC filtering and broadcast storm protection directly at the transceivers. This architecture drops non-authorized or malformed Ethernet packets before they consume the internal 1 ms real-time buffer allocations, insulating the PLC rack logic from external network noise.

Q: Can the two integrated RJ-45 network ports be configured with independent IP addresses for separate subnets?

A: No, the two RJ-45 ports function as an embedded unmanaged switch layer sharing a unified IP address footprint. This structural arrangement allows for simple daisy-chain line topologies or direct execution of the Media Redundancy Protocol (MRP) ring without requiring external network switch hardware.

Q: What structural failure occurs if the configured remote device capacity exceeds the 64-node limit?

A: The module firmware strictly enforces the Conformance Class B engineering boundaries. Attempting to map a 65th PROFINET device will cause the configuration verification tool to reject the hardware image, halting the backplane synchronization sequence and logging a configuration fault on the CPU card.

Field Installation Guidelines

• Chassis Positioning and Seating: Install the IC695PNC001CA vertically into any single slot of an RX3i universal rack chassis. Guide the module evenly along the plastic channel tracks until the high-speed PCI connector locks completely into the backplane, then lock the upper and lower retention anchors.
• Communication Cable Shielding: Route all Cat6 shielded twisted-pair (STP) lines away from three-phase motor leads and AC power distribution wiring. Ground the outer copper braid shield of the RJ-45 cables exclusively at the panel entry gland plate to prevent common-mode electrical noise from injecting packet errors into the real-time data stream.
• Ring Topology Wiring Requirements: When deploying a deterministic MRP ring network, route port 1 to the input of the first remote station and loop port 2 back from the output of the final remote node. Ensure that all downstream interface adapters support MRP client operations to guarantee correct ring recovery behavior under 200 ms.