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TY801 3BSE028112R1 ABBControl System AccessoryTY801 3BSE028112R1 ABBControl System AccessoryTY801 3BSE028112R1 ABBControl System Accessory
TY801 3BSE028112R1 ABBControl System Accessory
TY801 3BSE028112R1 ABBControl System Accessory
TY801 3BSE028112R1 ABBControl System Accessory

TY801 3BSE028112R1 ABB Control System Accessory


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PRODUCT SKU : TY801 3BSE028112R1

PRODUCT TYPE : Control System Accessories

PRODUCT VENDOR : ABB


  • 100% Genuine Parts – Risk-Free 30-Day Returns
  • 1-Year Warranty & Expert Support for Every Order

Product Details

Configured for current shunt termination and precise signal scaling in S800 I/O analog measurement loops, the ABB 3BSE028112R1 (TY801 Control System Accessory) provides direct physical/electrical execution. The unit operates as a plug-in resistor stick that scales milliampere loop signals across analog input terminal units without disrupting backplane integrity.

Hardware Specifications

Parameter Specification
Model 3BSE028112R1 (TY801)
Brand ABB
Origin Sweden
Weight 0.05 kg
Dimensions Standard S800 I/O terminal block footprint
Operating Temp 0 to +55 deg C
Power Consumption Passive resistive load (loop powered)
Product Type Control System Accessories
System Platform ABB S800 I/O / Advant OCS
Customs Tariff Code 85332100

Backplane Bus Communication Velocity & Signal Scaling

The TY801 shunt stick maintains stable current conversion accuracy without impacting backplane bus communication velocity across S800 I/O module clusters. Precision resistor tolerance ensures deterministic signal scaling for 0-20 mA and 4-20 mA analog input channels, while firmware flash compatibility on parent I/O modules handles offset compensation automatically.

Frequently Asked Questions

Q: What primary function does the TY801 shunt stick perform?

A: It provides precise resistance scaling to convert process current loops into proportional millivolt inputs directly at the terminal unit.

Q: Is hot-swapping permitted for the TY801 shunt stick?

A: The shunt stick may be inserted or removed while the terminal unit is energized, provided the associated current loop is isolated or disabled to prevent measurement spikes.

Q: How is physical installation achieved on the module base?

A: The unit plugs directly into designated terminal sockets on S800 I/O termination units without requiring additional wiring or external mounting brackets.

Field Installation Guidelines

  • Isolate field transmitters or disable the corresponding analog input channel in software prior to removing or installing the shunt stick.
  • Align the contact pins of the TY801 with the termination block socket guides, pressing firmly until seated flush.
  • Ensure field wiring shields are grounded at a single point on the cabinet grounding bar to eliminate ground loop noise.
  • Verify that cable strain reliefs are tightened properly to prevent physical tension on the terminal block connections.
  • Maintain clean, dust-free enclosure conditions to ensure low contact resistance across terminal pins.

Additional Information

  • 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
  • 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
  • 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
  • Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
  • Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
  • Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.




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