Honeywell 2106B2312 Sensepoint HT Flammable Sensor

Overview

The Honeywell 2106B2312 is a Sensepoint HT Flammable Gas Sensor built for high-temperature hazardous areas. It detects combustible gases in challenging environments such as turbine enclosures, drying ovens, and solvent-based printing systems. With fast response, corrosion-resistant stainless steel housing, and extended lifespan, it ensures reliable gas detection under extreme thermal and environmental conditions.

Technical Specifications

Model: 2106B2312
Sensor Type: Sensepoint HT Flammable Gas Sensor (ATEX)
Detection Range:

• 0–20% LEL

• 0–100% LEL (depending on control card)

Response Time:

• T60: < 6 seconds

• T90: < 10 seconds

Minimum Alarm Level: 5% LEL
Output Signal: mV bridge
Power Consumption: 0.7 W at 200 mA
Warm-up Time: 30 minutes
Sensor Life: > 5 years (typical)

Operating Temperature: −55°C to +150°C (−67°F to +302°F)
Operating Humidity:

• Continuous: 20% to 90% RH

• Intermittent: 10% to 99% RH

Operating Pressure: 75 to 110 kPa (750 to 1100 mbar)
Stability (Zero Drift): < ±5% LEL/year
Stability (Span Drift): < ±3% LEL
Linearity: Better than ±5% full scale
Repeatability: Better than ±2% LEL

Enclosure Material: 316 stainless steel
Mounting Thread: M20, M25, or ¾" NPT
Weight: 0.3 kg
Protection Rating: IP66