Product Details
The Honeywell 2108B2001, also cataloged as the 2108B2001 Infrared Gas Detector, operates as a dedicated hardware component for continuous hydrocarbon gas concentration measurement within Searchpoint Optima Plus safety monitoring systems.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 2108B2001 |
| Brand | Honeywell |
| Origin | UK / As specified on hardware label |
| Weight | 4.14 lbs (1.88 kg) |
| Dimensions | Standard Searchpoint Optima Plus explosion-proof housing |
| Operating Temp | -40 to 65 deg C |
| Power Consumption | 24 VDC nominal (18 to 32 VDC operational range) |
| Sensor Type | Dual-wavelength compensated optical infrared |
| Signal Output | 4-20 mA HART loop protocol |
| Housing Material | 316 stainless steel enclosure |
| Enclosure Rating | IP66 / IP67 |
4-20 mA HART Loop Protocol and Channel-to-Channel Isolation
The 2108B2001 optical assembly utilizes a dual-wavelength infrared measuring system that actively calculates gas absorption ratios while suppressing environmental drift. Measurement telemetry outputs directly via a 4-20 mA HART loop protocol interface, allowing simultaneous analog level reporting and digital diagnostic queries from central Safety Instrumented Systems (SIS) or DCS controllers. Internal power regulation and signal conditioning circuits provide galvanic channel-to-channel isolation, preventing ground loops and transient electrical interference from corrupting critical alarm thresholds.
Frequently Asked Questions
Q: How does the 2108B2001 process internal self-diagnostics and optical window contamination?
A: The onboard microprocessor continuously monitors infrared beam intensity and optical path clarity, outputting a dedicated fault signal or HART diagnostic message if window obscuration exceeds pre-programmed operational limits.
Q: Can the 2108B2001 gas detector interface with 24 VDC industrial control loops?
A: Yes, the unit is powered by a standard 24 VDC nominal supply line and integrates directly into standard 4-20 mA analog control loops.
Field Installation Guidelines
- Thread the 316 stainless steel detector body into an approved explosion-proof junction box using correct NPT or metric conduit entries with minimum 5-thread engagement.
- Align the optical head downward or horizontally to prevent dust, condensation, and rain accumulation on the hydrophobic optical weather protection cap.
- Connect shielded 3-core cable to the terminal enclosure, securing the cable braid/shield to the chassis earth terminal at one end only to prevent ground loops.
- Perform zero-point calibration verification using clean air or target gas verification adapters after physical installation and electrical warm-up.
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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