AI895 ABB Analog Input Module 8-Channel

AI895 Analog Input Module – 8-Channel HART Interface for Hazardous Areas

Key Technical Specifications

• Manufacturer: ABB – Article number 3BSC690086R1.
• Type: Analog Input Module, 8 channels, unipolar single‑ended.
• Signal range: 4...20 mA (under/over range 1.5 / 22 mA).
• Resolution: 12 bit; error typ. 0.05%, max. 0.1%.
• Temperature drift: 100 ppm/°C typical.
• Input filter (rise time 0‑90%): 20 ms.
• CMRR / NMRR (50/60 Hz): >80 dB / >10 dB.
• Power consumption: 4.75 W; +5 V Modulebus: 130 mA; +24 V external: typ. 270 mA (max <370 mA).
• Isolation: Groupwise isolated from ground; rated insulation 50 V.
• Dielectric test voltage: 500 V a.c.

Environmental & Installation Conditions

• Operating temperature: 0 to +55 °C (+32 to +131 °F).
• Storage temperature: -40 to +70 °C (-40 to +158 °F).
• Relative humidity: 5 to 95 %, non‑condensing.
• Pollution degree: Degree 2 (IEC 60664‑1).
• Corrosion protection: ISA‑S71.04 G3.
• Protection class: IP20 (IEC 60529).
• Mounting: Use TU890 (Ex) or TU891 (non‑Ex) Compact MTU. Vertical mounting in compact MTU reduces max ambient to 40 °C.

Certifications & Compliance

• CE marked, ATEX/IECEx Zone 2 with interface to Zone 0.
• cFMus Class I, Division 2 / Zone 2 with interface to Class I, II, III Division 1 / Zone 0.
• Marine approvals: ABS, BV, DNV, LR.
• RoHS (EU, UAE, CN) and WEEE compliant.
• Electrical safety: EN 61010‑1, EN 61010‑2‑201.

Frequently Asked Questions (FAQ)

• Q: Is the AI895 a new original unit?
  A: Yes, we supply only brand‑new, original ABB modules.
• Q: Can I use the AI895 with 4‑wire transmitters?
  A: Yes, with the correct connection it supports 4‑wire transmitters while retaining HART.
• Q: What is the typical input voltage drop?
  A: The drop is typically 3 V (including the PTC).
• Q: Does the module provide transmitter power?
  A: Yes, each channel supplies at least 15 V at 20 mA and limits current at 23 mA.
• Q: Is the AI895 suitable for hazardous areas?
  A: Absolutely – it has intrinsic safety components for Zone 0 / Division 1 interfaces.
• Q: What is the return policy?
  A: We support 30‑day returns for unused items in original packaging.
• Q: Do you have stock available?
  A: Yes, we keep the AI895 in stock for fast shipment.
• Q: How long does delivery take?
  A: We dispatch within 5 days via DHL, FedEx or UPS.

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

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