Description

Yokogawa SSC60D-F2542 Node Interface Module

The Yokogawa SSC60D-F2542, also cataloged as the SSC601 Node Interface Module, operates as a dedicated hardware component for field I/O communication management within CENTUM VP and ProSafe-RS systems. It executes cyclic data exchange between controllers and I/O modules, supporting redundant operation and hot-swap replacement.

HardwareSpecifications

Parameter	Specification
ModelBrand	Yokogawa
Origin	Japan
Weight	8.5kg
Dimensions	482.6 mm W x 266 mm H x 399.2 mm D
OperatingTemp	-20 to 70 degC
StorageTemp	-20 to 70 degC
Humidity	5-95% RH, non-condensing
PowerSupply	24 V DC from FIO baseplate, dual-redundant
PowerConsumption	5-8 W depending on hardware revision
I/OScanCycle	1-10 ms deterministic
DataRefreshRate	High-speed cyclic communication
Isolation	Bus interface and internal circuits isolated
EMCCompliance	Industrial-grade noise immunity
LocalIOCapacity	Up to 8 safety I/O modules
NodeExpansion	Up to 9 nodes via SEC401, up to 13 via SEC402 with CFS1350

Process Control Features

• Supports 4-20 mA HART loop protocol integration for analog field instruments.
• Channel-to-channel isolation ensures minimal interference between adjacent I/O modules.
• Compatible with FOUNDATION Fieldbus and PROFIBUS PA connectivity for mixed network environments.
• Cold junction compensation (CJc) applied for accurate thermocouple measurements under variable ambient temperatures.

Frequently Asked Questions

Q: Does the SSC60D-F2542 support hot-swap replacement for I/O modules?
A: Yes. Both the Node Interface Module and I/O modules on the baseplate can be replaced without shutting down the controller or field node.

Q: What is the maximum I/O scan cycle achievable?
A: Deterministic scan cycles range from 1 to 10 ms depending on node configuration and connected I/O modules.

Q: Can firmware updates be applied without disrupting ongoing communication?
A: Firmware can be upgraded while maintaining cyclic data exchange if redundant modules are installed; otherwise, temporary communication suspension occurs.

Field Installation Guidelines

• Mount the module on a standard 19-inch rack using all specified M5 screws to maintain mechanical stability.
• Ensure shielded network cabling (CAT5e or higher) is properly grounded to prevent EMC issues.
• Maintain separation between power and communication lines to reduce crosstalk and signal degradation.
• Avoid obstructing the built-in fan unit to guarantee correct cooling; maintain at least 50 mm clearance above and behind the module.
• Observe polarity when connecting the 24 V DC power inputs; use dual-redundant supplies to support uninterrupted operation.
• Route ESB bus cabling according to the node topology; limit the distance between nodes as per SEC401/SEC402 specifications.

Specifications

• Brand: Yokogawa

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems