ABB SPNIS21
ABB SPNIS21
ABB SPNIS21
ABB SPNIS21
ABB SPNIS21
ABB SPNIS21
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SPNIS21

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ABB SPNIS21 is a Symphony Plus Cnet network interface module used with the matching network processor. It connects a Harmony control node to Cnet for peer and supervisory communication.
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Ships by Thursday, October 29
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Technical specifications for SPNIS21

  • Manufacturer:
    ABB
  • Part Number:
    SPNIS21
  • Product Family:
    ABB Bailey
  • Product Type:
    Cnet network interface module
  • Stock:
    1
  • Network role:
    Cnet communication front end
  • Companion module:
    SPNPM22 Network Processing Module
  • Logic supply:
    +5 VDC ±5%
  • Typical logic current:
    825 mA
  • Typical power dissipation:
    4.1 W
  • Processor clock:
    10 MHz
  • Communication clock:
    2 MHz
  • Maximum system nodes:
    More than 62,000
  • Interfaces per single network:
    Up to 250
  • Operating temperature:
    0 to 70°C
  • Tariff Code:
    8537101190
  • Country of origin:
    Sweden
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Network Interoperability Connectivity

Features:

  • Provides the Cnet network-interface front end.
  • Works with the SPNPM22 network processor.
  • Supports documented Cnet rates of 10 MHz or 2 MHz.
SPNIS21 is the ABB front-end network interface for a Cnet communication node.

It links the node to Cnet so modules can communicate with other network nodes and operates with SPNPM22.

For SPNIS21, confirm the exact companion hardware, network mode, addresses, firmware and termination before installation.

Availability is subject to Apter Power inventory and sourcing confirmation.

Verified resources for ABB SPNIS21:

Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.

ABB SPNIS21 Cnet Network Interface Module Specs

General

  • ManufacturerABB
  • ModelSPNIS21
  • ConditionNew / Surplus / Refurbished
  • Product FamilySymphony Plus / Harmony
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Cnet links operate at the documented 10 MHz or 2 MHz rate and connect control nodes across the Symphony network.
  • The interface routes node traffic onto Cnet while the paired processor manages communication with the rack bus.
  • Node addressing, network cabling and termination must follow the installed topology before the communication interface is energized.
  • Operation requires the documented SPNPM22 network processor and the correct rack positions for the communication pair.
  • ABB communication kits combine matched interface modules, processors, cables and termination hardware for defined Cnet architectures.
  • Verify node type, companion revision and system release because physical fit alone does not establish functional compatibility.
  • The Cnet connection carries peer traffic between Harmony control nodes and supported supervisory computer interfaces.
  • The rack-side path exchanges communication data through Controlway and the paired network processing module.
  • Cable routing, shielding and termination values must conform to the control-network installation documentation.
Description
SPNIS21 is the ABB front-end network interface for a Cnet communication node.

It links the node to Cnet so modules can communicate with other network nodes and operates with SPNPM22.

For SPNIS21, confirm the exact companion hardware, network mode, addresses, firmware and termination before installation.
Alternative Names
SPNIS21 ABB SPNIS21 SPNIS21 Cnet network interface module Symphony Plus Harmony Rack SPNIS21 ABB Symphony Plus Harmony Rack SPNIS21 ABB Symphony Plus Harmony Rack Cnet network interface module
Technical notes
Before energizing SPNIS21, verify field wiring, power isolation and the validated Symphony Plus Harmony Rack configuration.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
How does SPNIS21 serve the Symphony Plus control network?
SPNIS21 provides the rack node's front-end interface to Cnet and transfers network traffic to its paired processor.
Which rack relationship must be preserved when installing SPNIS21?
Keep the documented interface-to-processor pairing, slot assignment and node addressing used by the validated control-network design.
What type of expansion project benefits from SPNIS21?
It supports adding or maintaining a Harmony control node where Cnet communication and established rack architecture are required.
How is SPNIS21 availability confirmed for an operating Cnet node?
Apter Power checks the exact identifier, requested condition, quantity and delivery timing without representing an OEM supply commitment.
What prevents a blind SPNIS21 network-interface exchange?
Node addresses, rack pairing, network cabling and the active system configuration must be recorded and compared before replacement.
Which evidence should accompany an SPNIS21 manual and quote request?
Send the nameplate, rack location, Cnet topology, required quantity and destination so documentation and sourcing can be matched.