EXPEC 3100 Intl VOC Gas Analyzer

Lightweight, intrinsically safe portable THC detector

EXPEC 3100 Intl is an intrinsically safe, portable field analyzer for total hydrocarbon (THC) measurement, VOCs source tracing, emergency response, and LDAR monitoring of unorganized emissions in petrochemical facilities.

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Description

Product Overview

The EXPEC 3100 Intl VOC Gas Analyzer is a portable, intrinsically safe instrument designed for THC determination, leak detection, and emergency response. Configured with a Flame Ionization Detector (FID) as standard, with a Photo Ionization Detector (PID) optionally available, it responds to virtually all VOCs and common inorganic gases on-site.

With tightening global regulations—EU 2024/1787, Canada SOR/2020-231, and Asia-Pacific national mandates—it meets the growing demand for reliable, portable detection.

An integrated EPC system with temperature compensation guarantees steady flow and consistent performance from -20°C to +50°C.

Built-in Wi-Fi and Bluetooth enable seamless connection to an explosion proof handheld controller running the dedicated LDAR APP for real-time data logging, route management, and cloud synchronization, eliminating post-monitoring file transfers.

Weighing only 3.7 kg with dual detectors including the cylinder, the compact design fits into a standard laptop backpack. Certified IECEx Ex db ia IIC T4 Gb and compliant with EPA Method 21, the analyzer ensures safe operation in hazardous areas (Class I, Zone 1) with robust corrosion-resistant construction for harsh field conditions. Our comprehensive global support and service solutions are available to ensure long-term reliability and low total cost of ownership.

EXPEC 3100 Intl VOC Gas Analyzer Technical Specifications

Parameter Value/Performance
Accuracy FID: ±10% of reading or ±1.0 ppm, whichever is greater, from 1.0 to 10,000 ppm.
PID: ±20% of reading or ±0.5 ppm, whichever is greater, from 0.5 to 500 ppm.
Repeatability FID: <2% at 500 ppm of methane
PID: <1% at 100 ppm of isobutylene
Linear range FID: 1–100,000 ppm of methane
PID: 0.5–4,000 ppm of isobutylene
Response time FID: <3.5 s for 90% of final value, using 10,000 ppm methane
PID: <3.5 s for 90% of final value, using 500 ppm isobutylene
Sample flow rate 1 liter/minute, nominal, at sample probe inlet
Battery ≥10 hours continuous operation (32°F, fully charged)
Hydrogen supply operating time ≥10 hours of continuous operation (hydrogen cylinder, 2200 psi)
Physical dimensions 11″ × 8.6″ × 3″ (280 mm × 219 mm × 76 mm)
Weight FID only: ≤3.5 kg
Dual: ≤3.7 kg
Minimum detectable limit FID: 0.5 ppm of methane
PID: 0.5 ppm of isobutylene
Lamp life FID: ≥5,000 hours
PID: ≥2000 hours
Data storage interval Auto mode: 1 per second to 1 per 999 minutes, user selectable
VOC or FE Mode: 2 to 30 seconds, user selectable
Relative humidity range 0–95% RH
Temperature range -20°C to +50°C
Explosion-proof rating IECEx: Ex db ia IIC T4 Gb
Note: The EXPEC 3100 Intl is available with FID as standard. The following options can be selected independently based on application needs:
① PID for simultaneous organic/inorganic compound detection;
② Explosion-proof handheld controller for wireless operation and APP-based route management.

Versatile Applications Across Industries

The analyzer serves diverse applications including:

  • U.S. EPA Method 21 compliance
  • LDAR programs
  • Site remediation
  • Fugitive emission surveys
  • Source tracing in petrochemical, refining, and chemical facilities.

Key Features of EXPEC 3100 Intl VOC Gas Analyzer

• Dual FID/PID technology
• Wi-Fi & Bluetooth
• Lightweight: ≤3.7 kg with dual detectors
• Built-in EPC hydrogen control
• Intrinsically safe (IECEx)

Why EXPEC 3100 Intl VOC Gas Analyzer Stands Out

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