ABB AI950S S900 Analog Input 4-Ch

ABB AI950S Temperature Input Module

Technical Specifications

• Article number: AI950S.
• Number of channels: 4 isolated analog inputs.
• Input signal types: Pt100, Pt1000, Ni100 (2/3/4-wire), thermocouples B/E/J/K/L/N/R/S/T/U, and mV.
• Cold junction compensation: Internal or external.
• Isolation: Channel-to-channel, input-to-bus, and input-to-power.
• Diagnostics: Short-circuit and wire-break detection with extended diagnostic capability.
• Redundancy: Power and communication redundancy supported (module itself is non-redundant).
• HART protocol: Yes, HART is supported.
• Operating temperature: -20 °C to +60 °C. Storage temperature not specified.
• Protection & coating: G3 corrosion protection (ISA-S71.04). IP20 rating (per S900 system).
• EMC & safety: CE marked, ATEX Zone 1, RoHS and WEEE compliant.

Package Contents

• ABB 3KDE175521L9500 AI950S Temperature Input Module.
• Integrated disconnection mechanism for hot-swap replacement.
• No additional mounting accessories required—fits directly into S900 rack.
• Documentation and DTM files available for configuration.

Frequently Asked Questions

• Q: Is this module a genuine ABB product?
  A: Yes, we supply 3KDE175521L9500 as brand-new, original ABB units.
• Q: What is the stock availability?
  A: We keep the AI950S in stock for immediate shipment.
• Q: How long does delivery take?
  A: We ship within 5 business days via DHL, FedEx, or UPS.
• Q: Can I install this module in Zone 0?
  A: The module itself is for Zone 1, but it connects to intrinsically safe devices installed in Zone 0.
• Q: Does the module support HART communication?
  A: Yes, HART is supported for digital communication over analog signals.
• Q: What is the return policy?
  A: We support 30-day returns for unopened, resalable items.

Contact Information Inquiries: sales@nex-auto.com , +86 153 9242 9628

Partner NexAuto Technology Limited: https://www.nex-auto.com/