Description
RKI GX-Force Sample-Draw 4-Gas Monitor with Li-Ion Battery
The RKI GX-Force is a compact personal 4-gas monitor designed for confined space entry, personal safety monitoring, and leak investigation applications. The model 72-FA-A-A10 features an internal sample pump, rechargeable lithium-ion battery, and detection of combustible gases (LEL), oxygen (O₂), carbon monoxide (CO), and hydrogen sulfide (H₂S). Its lightweight, impact-resistant design, IP67 environmental protection, and intrinsically safe construction make it suitable for demanding industrial environments.
Key Features
- ⛽ Monitors LEL combustibles, Oxygen (O₂), Carbon Monoxide (CO), and Hydrogen Sulfide (H₂S)
- 📏 Internal sample pump with up to 100 ft sampling range
- 🔍 Dual operating modes: Normal Operating Mode and Leak Check Mode
- 🔋 Up to 30 hours of operation from the rechargeable lithium-ion battery
- 🔌 USB Type-C charging and data connection
- 💧 IP67 water and dust resistant design
- 🛡️ Intrinsically safe construction for hazardous locations
- 📟 Large auto-backlit LCD display
- 🔧 Field-replaceable sensors and filters
- 📳 Audible, visual, and vibration alarms
- 💪 Impact-resistant body with easy-grip design
- 📊 Built-in data logging capability
Benefits
- ✅ Provides continuous monitoring of four common confined-space hazards
- ✅ Enables remote sampling before entering potentially hazardous areas
- ✅ Supports leak investigations through dedicated Leak Check Mode
- ✅ Reduces downtime with long battery life and USB-C charging
- ✅ Improves user safety through multiple alarm methods
- ✅ Simplifies maintenance with field-replaceable sensors and filters
- ✅ Performs reliably in wet, dusty, and rugged work environments
- ✅ Supports compliance monitoring through onboard data logging
Specifications
| Brand | RKI Instruments |
| Model | GX-Force (72-FA-A-A10) |
| Product Type | Sample-Draw Portable 4-Gas Monitor |
| Detected Gases | LEL Combustibles, Oxygen (O₂), Carbon Monoxide (CO), Hydrogen Sulfide (H₂S) |
| Sampling Method | Internal sample pump |
| Nominal Flow Rate | 0.5 LPM |
| Sampling Range | Up to 100 ft |
| Battery Type | Rechargeable Lithium-Ion |
| Operating Time | Approximately 30 hours |
| Charging Connection | USB Type-C |
| Display | Auto-backlit LCD |
| Alarms | Audible, Visual and Vibration |
| Ingress Protection | IP67 |
| Dimensions | 2.5 in W × 6.81 in H × 1.85 in D |
| Weight | 9.87 oz (approximately 280 g) |
| Operating Modes | Normal Mode and Leak Check Mode |
| Data Logging | Maximum 3,600 stored items, adjustable interval |
| Included Accessories | Belt clip, USB charging cable, charger, rubber nozzle, 10 ft sample hose with probe |
| Warranty | 3 Years |
How to Use
- Fully charge the monitor using the supplied USB Type-C charging equipment.
- Power on the instrument and allow startup checks to complete.
- Select the appropriate operating mode.
- Attach the sample hose and probe when remote sampling is required.
- Verify readings on the LCD display before entering or working in monitored areas.
- Respond immediately to any visual, audible, or vibration alarm indication.
- Perform required bump tests and calibrations according to site procedures.
- Download stored data through the USB connection when reporting is required.
⚠️ The GX-Force is intended to verify atmospheric safety before and during confined-space work and should never be used to enter a hazardous area without evaluating alarm conditions.
⭐⭐⭐⭐⭐ “Compact, durable, and easy to carry. The sampling pump is excellent for confined-space checks.” — Jason S.
⭐⭐⭐⭐⭐ “Long battery life and clear display make daily inspections much easier.” — Michael R.
⭐⭐⭐⭐⭐ “Reliable gas detection with simple operation and dependable alarms.” — Pieter S.
FAQs
What gases does the GX-Force monitor? It monitors combustible gases (LEL), oxygen, carbon monoxide, and hydrogen sulfide.
Can it be used for confined space entry? Yes. It is designed specifically for confined-space and personal safety monitoring applications.
Does it include an internal pump? Yes. The instrument has an internal sample-draw pump capable of sampling from up to 100 ft away.
What is Leak Check Mode? Leak Check Mode allows combustible gas investigations and can monitor combustibles in the ppm range.
How long does the battery last? The rechargeable lithium-ion battery provides approximately 30 hours of operation under normal conditions.
Can sensors be replaced? Yes. Sensors and filters are field replaceable.
Is the unit protected against dust and water? Yes. The GX-Force has an IP67-rated enclosure.
Does it store monitoring data? Yes. The instrument includes onboard data logging functionality.
Industries & Applications
- 🏭 Industrial safety monitoring
- ⛽ Oil and gas facilities
- 🏗️ Construction sites
- 🚰 Water and wastewater operations
- 🔧 Utilities maintenance
- 🛢️ Refineries and petrochemical plants
- 🚒 Fire services and emergency response
- 🕳️ Confined space entry
- 🔍 Leak investigation and gas surveys
- 👷 Personal gas monitoring
Compliance & Certifications
- ✅ Intrinsically Safe Design
- ✅ IP67 Water and Dust Protection
- ✅ IECEx Certified (model dependent)
- ✅ ATEX Certified (model dependent)
For professionals who require dependable multi-gas monitoring, remote sampling capability, rugged construction, and long operating life, the RKI GX-Force delivers proven performance in demanding industrial and confined-space environments.
