Honeywell 2108B2001N is ATEX‑certified NDIR infrared point‑type flammable gas detector for hazardous‑area deployment. Measuring 0‑100% LEL hydrocarbon vapor, it resists chemical poisoning compared with catalytic bead sensors, featuring 4‑20 mA and RS‑485 outputs, IP66/IP67 stainless‑steel explosion‑proof housing.This field‑proven safety spare is widely used for petrochemical, offshore platform and refinery gas‑detection‑system maintenance and component‑replacement projects.Verify full part number and gas‑calibration configuration before ordering. Standard‑gas calibration and output‑signal validation test must be completed after installation.
