4Labplus SP1200 Portable Air Sampler
| Brand | 4Labplus |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | OEM/ODM Producer |
| Instrument Category | Domestic |
| Model | SP1200 |
| Instrument Type | 24-Hour Constant-Temperature & Constant-Flow Gas Sampler |
| Configuration | Dual-Channel Gas Sampler |
| Flow Range | 20–1000 mL/min (Channel A: 20–220 mL/min |
| Channel B | 0.2–1.2 L/min) |
| Vacuum Pressure | 50–130 kPa |
| Flow Stability | ≤5% (low-flow mode), ≤2.5% (standard mode) |
| Temperature Measurement Range | –40 to +85 °C (resolution: 0.1 °C |
| accuracy | ±2 °C for inlet temp, ±1 °C for ambient) |
| Pressure Measurement Range | –45 to 0 kPa (inlet), 50–130 kPa (ambient) |
| resolution | 0.01 kPa |
| accuracy | ±0.4 kPa (inlet), ±0.5 kPa (ambient) |
| Data Storage Capacity | Up to 999 sampling records |
| Battery Life | ≥12 h continuous operation |
| Display | 5-inch capacitive touchscreen |
| Interface | USB-C (for firmware update, data export, and power) |
| Optional Peripheral | Bluetooth thermal printer |
Overview
The 4Labplus SP1200 Portable Air Sampler is an engineered solution for regulatory-compliant, field-deployable collection of airborne contaminants—including volatile organic compounds (VOCs), inorganic gases, respirable dust, total suspended particulates (TSP), and metallic aerosols—under both short-term grab and extended 24-hour integrated sampling protocols. Designed in accordance with the fundamental principles of constant-flow volumetric sampling (per ISO 16000-2, EPA Method TO-17, and GB/T 17061–1997), the SP1200 maintains precise flow control across variable backpressure conditions, ensuring metrological traceability for subsequent laboratory analysis (e.g., GC-MS, ICP-MS, gravimetric weighing). Its dual-channel architecture enables simultaneous, independent sampling from two distinct locations or media types—such as activated carbon tubes paired with quartz fiber filters—without cross-channel interference, supporting parallel compliance monitoring per OSHA 29 CFR 1910.1200 and NIOSH Manual of Analytical Methods (NMAM) Chapter 2.
Key Features
- Dual independent sampling channels: Channel A (20–220 mL/min, 0.1 mL/min resolution) and Channel B (0.2–1.2 L/min, 0.1 L/min resolution), each with dedicated real-time flow regulation and error compensation.
- Triple-volume calculation engine: Automatic conversion among actual volume (at sampling temperature and pressure), standard volume (at 25 °C, 101.325 kPa), and reference volume (at 20 °C, 101.325 kPa), compliant with EN 12341 and ISO 5011 reporting conventions.
- Intelligent sampling scheduling: Programmable start time (0–24 h delay), repeat intervals (1 min–24 h), and cycle count (1–99 cycles), supporting unattended deployment for occupational hygiene surveys or ambient air quality networks.
- Robust environmental sensing: Integrated thermistor and piezoresistive pressure transducers monitor inlet temperature (–40 to +85 °C), ambient temperature (–40 to +85 °C), inlet pressure differential (–45 to 0 kPa), and barometric pressure (50–130 kPa), all with documented calibration traceability.
- Fail-safe operational continuity: Non-volatile memory retains full sampling progress during power interruption; auto-resume functionality restores pre-failure parameters upon power restoration.
- Ergonomic handheld form factor: Patent-pending anthropometric grip design, 5-inch high-contrast capacitive touchscreen with glove-compatible interface, and IP54-rated enclosure for field durability.
Sample Compatibility & Compliance
The SP1200 supports a broad spectrum of sampling media, including but not limited to: sorbent tubes (Tenax TA, Carbopack, silica gel), filter cassettes (PVC, Teflon, quartz, mixed cellulose ester), impingers (for formaldehyde or sulfur dioxide), and cyclone samplers (for respirable fraction separation). It meets mechanical and performance requirements outlined in ISO 9001-certified manufacturing processes and conforms to electromagnetic compatibility (EMC) standards IEC 61326-1. While not certified for intrinsic safety (ATEX/IECEx), it is intended for use in non-hazardous environments per IEC 61010-1. Data integrity aligns with ALCOA+ principles (Attributable, Legible, Contemporaneous, Original, Accurate, Complete, Consistent, Enduring, Available) and supports audit-ready documentation for GLP and ISO/IEC 17025-accredited laboratories.
Software & Data Management
All sampling metadata—including date/time stamps, location ID (manually entered or QR/barcode-scanned), flow logs, temperature/pressure profiles, and volume integrals—are stored in timestamped binary files (CSV export supported). The internal file system accommodates up to 999 records; data transfer occurs via USB-C interface to Windows/macOS systems or directly to USB flash drives. Firmware updates are delivered through signed binary packages verified via SHA-256 checksum. Optional Bluetooth thermal printing provides on-site hardcopy verification without compromising digital chain-of-custody. No cloud connectivity is embedded; data sovereignty remains fully under user control—consistent with GDPR Article 32 and HIPAA-compliant data handling practices.
Applications
- Occupational exposure assessment: Personal sampling for VOCs (e.g., benzene, xylene), aldehydes, acid gases, and metal fumes in manufacturing, painting, and semiconductor fabrication facilities.
- Ambient air quality monitoring: Fixed-site or mobile network deployment for PM2.5/PM10, ozone precursors, and heavy metal aerosols in urban, industrial, and rural zones.
- Indoor air quality (IAQ) audits: Post-construction off-gassing evaluation, mold investigation support, and HVAC system performance validation per ASHRAE Standard 62.1.
- Regulatory compliance verification: Field sampling aligned with EPA Compendium Method TO-15, ISO 16017-1, and Chinese HJ/T 375–2007 standards.
- Research-grade atmospheric chemistry studies: Time-resolved speciation campaigns requiring synchronized multi-point sampling under variable meteorological loads.
FAQ
What sampling standards does the SP1200 support?
It is designed to meet core requirements of ISO 16000-2, EPA TO-15/TO-17, NIOSH 1501/5515, and GB/T 17061–1997 for flow accuracy, temperature/pressure compensation, and data logging fidelity.
Can the SP1200 operate while charging?
Yes—USB-C power input enables concurrent sampling and battery recharging without interrupting data acquisition or flow stability.
Is calibration certificate included with delivery?
Each unit ships with a factory calibration report referencing NIST-traceable flow and pressure standards; optional UKAS-accredited calibration services are available upon request.
How is sample volume calculated when temperature and pressure vary during long-term sampling?
The instrument continuously records inlet temperature and pressure at 1-second intervals and applies real-time ideal gas law correction to compute standard volume, eliminating post-hoc manual corrections.
Does the SP1200 support remote configuration or telemetry?
No—this model prioritizes data integrity, security, and offline reliability; all configuration and retrieval occur locally via touchscreen or USB-C interface.
