SAIL HERO XHZ3000 Portable Zero Air Generator
| Brand | SAIL HERO |
|---|---|
| Origin | Hebei, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | XHZ3000 |
| Zero Air Purity | SO₂ ≤ 0.1 nmol/mol |
| Output Pressure Range | 0.06–0.42 MPa |
| Dew Point | < −20 °C |
Overview
The SAIL HERO XHZ3000 Portable Zero Air Generator is an engineered solution for on-site generation of ultra-low-contaminant dilution air in ambient air monitoring and calibration applications. It operates on a multi-stage purification principle—combining catalytic oxidation, selective adsorption, and precision pressure regulation—to remove reactive trace gases (e.g., NOx, SO2, H2S, NH3, O3) and hydrocarbons from compressed ambient air or instrument-grade dry air. The resulting zero air meets stringent specifications required for dynamic dilution calibrations per EPA Method TO-14A, ISO 8573-1 Class 1 for gaseous contaminants, and ASTM D6196 Annex A1 for zero gas validation. Designed for field-deployable operation, the XHZ3000 delivers stable output pressure and consistent purity without reliance on bottled zero air—reducing logistical overhead and enabling real-time calibration traceability in remote or mobile monitoring scenarios.
Key Features
- Compact, battery-compatible portable architecture (dimensions: 320 × 240 × 180 mm; weight: < 8.5 kg) optimized for vehicle-mount or handheld deployment in roadside, industrial fence-line, and ambient station maintenance operations.
- Integrated dual-stage pressure regulation system ensuring output stability within ±0.01 MPa across the full 0.06–0.42 MPa operating range—critical for maintaining precise mass flow ratios in dynamic calibrators.
- Catalytic converter core with Pt/Pd-based oxidation catalyst, followed by high-capacity molecular sieve and activated carbon beds, achieving sub-part-per-quadrillion (nmol/mol) removal efficiency for targeted interferents.
- Dew point control to < −20 °C via integrated refrigerated dryer and desiccant polishing—preventing condensation-induced sensor drift or filter clogging in downstream analyzers.
- Front-panel digital pressure gauge with RS-232/USB interface for local monitoring and optional integration into centralized calibration management software.
Sample Compatibility & Compliance
The XHZ3000 is compatible with all major dynamic gas calibration systems—including Thermo Fisher 146i, Horiba AP-370, and Teledyne API 400 series—that require certified zero air as a diluent matrix. Its purity profile satisfies regulatory acceptance criteria under U.S. EPA 40 CFR Part 53 (for PM and gas monitor certification), EU Directive 2008/50/EC Annex III (ambient air quality assessment), and China’s HJ 1006-2018 standard for zero air used in environmental air monitoring equipment verification. All internal wetted materials comply with ASTM F519 for corrosion resistance, and the unit is CE-marked for electromagnetic compatibility (EN 61326-1) and safety (EN 61010-1).
Software & Data Management
While the XHZ3000 operates as a standalone hardware module, its pressure output telemetry supports time-synchronized logging when connected to host calibration platforms via ASCII protocol over RS-232. Raw pressure data can be ingested into LIMS or calibration management systems (e.g., MET/TEAM, Qualer) for audit-ready recordkeeping. The device does not store historical data internally but provides real-time status indicators (pressure OK, flow stable, temperature nominal) aligned with GLP/GMP documentation requirements. Firmware updates are performed offline using vendor-provided configuration utilities compliant with IEC 62443-3-3 for secure device integrity.
Applications
- Field calibration of ambient air quality analyzers (e.g., chemiluminescence NOx, UV fluorescence SO2, NDIR CO, and ozone photometers) at regulatory monitoring stations.
- Zero-check and span validation of open-path DOAS and FTIR systems during mobile emissions surveys.
- Supporting reference method equivalency testing under EPA OTM-18 or ISO 12039 protocols where zero air must demonstrate ≤ 0.5% of method detection limit for each target analyte.
- On-demand zero air supply for laboratory-based QA/QC procedures, including analyzer linearity checks and leak testing of sampling manifolds.
- Enabling continuous zero-air purging in stack emission CEMS where background interference mitigation is required between measurement cycles.
FAQ
What is the recommended inlet air quality for optimal XHZ3000 performance?
Ambient air input should be filtered to ISO 8573-1 Class 4 particulate and Class 3 moisture (≤ 3 mg/m³ water vapor) prior to connection. Use of a coalescing pre-filter is strongly advised if inlet air contains oil aerosols or high dust loading.
Can the XHZ3000 be operated continuously for >8 hours?
Yes—the unit is rated for uninterrupted operation up to 72 hours at 25 °C ambient and 60% RH, with thermal management designed to maintain catalyst bed temperature within ±5 °C of optimal oxidation range.
Is third-party certification available for the zero air output?
SAIL HERO provides factory-issued Certificate of Conformance (CoC) with batch-specific purity test reports (per ISO 17025-accredited lab methods). Optional on-site validation with portable GC-MS or cavity ring-down spectrometers can be arranged through authorized service partners.
Does the XHZ3000 meet FDA 21 CFR Part 11 requirements?
As a non-data-creating ancillary device, it falls outside Part 11 scope. However, its pressure telemetry interface supports ALCOA+ principles when integrated into validated calibration workflows governed by 21 CFR Part 11-compliant software platforms.
