Description

ABB SPNLK01 Super Network Link Module

The ABB SPNLK01, also cataloged as the SPNLK01 Super Network Link Module, provides network communication between local Process Control Units and the INFI-Net / Super Network within ABB INFI 90 and Symphony DCS platforms.

Hardware Specifications

Parameter	Specification
Model	SPNLK01
Brand	ABB / Bailey Controls
Origin	Not specified in supplied data
Module Type	Super Network Link Module / Communication Interface
System Family	ABB INFI 90 / Symphony DCS
Network	INFI-Net / Super Network / Plant Loop
Communication Function	PCU-to-plant network data communication
Data Rate	Up to 10 Mbps
Redundancy	Dual-redundant network loops
Input Power	+5 VDC via MMU backplane
Power Consumption	Approximately 5 W to 10 W typical
Weight	Approximately 0.8 kg
Operating Temp	0 deg C to +70 deg C
Storage Temp	-40 deg C to +85 deg C
Relative Humidity	5% to 95%, non-condensing
Installation	Standard single-slot INFI 90 MMU
Status Indication	Power, module status, network TX/RX, fault/error LEDs

ABB Industrial Network Communication

The SPNLK01 uses the INFI-Net / Super Network architecture to transfer process data between local control nodes and higher-level DCS network functions. The module receives its operating power through the MMU backplane, while the network interface handles communication with connected process control units.

Furthermore, the dual-redundant network configuration supports communication continuity when the system architecture includes redundant network paths. Front-panel LED indicators provide local status information for power, module operation, network transmission and reception, and fault conditions.

The supplied data specifies communication rates up to 10 Mbps. The module does not provide a Profinet or EtherNet/IP interface; its specified network function belongs to the ABB INFI 90 / Symphony communication architecture.

Frequently Asked Questions

Q: How does the SPNLK01 receive operating power?
A: The module receives +5 VDC through the INFI 90 MMU backplane. The supplied data specifies approximately 5 W to 10 W typical power dissipation.

Q: Does the SPNLK01 support redundant network operation?
A: Yes. The supplied specifications identify support for dual-redundant network loops within the INFI-Net / Super Network architecture.

Q: Can the SPNLK01 operate as a Profinet or EtherNet/IP interface?
A: No such capability is specified for this model. The supplied data identifies INFI-Net / Super Network communication as its network function.

Field Installation Guidelines

Install the SPNLK01 in the designated single-slot position within the compatible INFI 90 MMU. Confirm that the module and mounting unit belong to the supported ABB system architecture before installation.

Verify the MMU backplane connection before applying system power. Do not force the module into the slot, and inspect the connector interface for contamination or mechanical damage.

Route network wiring separately from high-voltage power conductors and high-current switching circuits. Maintain appropriate physical separation to reduce electromagnetic interference.

Where shielded communication cable is used, terminate the shield according to the site's ABB system grounding and EMC practices. Avoid creating unintended ground loops through multiple shield termination points.

After installation, verify the front-panel LED indications. Check module power, operating status, network TX/RX activity, and fault indications before returning the communication path to service.

Specifications

• Brand: ABB

Advantages

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