TimePower TP527 Autoignition Temperature Tester
| Brand | TimePower |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Country of Origin | Domestic (China) |
| Model | TP527 |
| Price | Upon Request |
| Temperature Control Range | Room Temperature to 800 °C |
| Temperature Control Accuracy | ±1 °C |
| Power Supply | AC 220 V ±10%, 50 Hz ±5% |
| Ambient Operating Temperature | 5–35 °C |
| Relative Humidity | <80% RH |
| Power Consumption | 2000 W |
| Dimensions (W×D×H) | 540 × 400 × 400 mm |
| Net Weight | 32 kg |
| Sensor Type | K-type Thermocouple |
| Heating System | Dual-zone (Main + Auxiliary) with Automatic Switching |
| Temperature Uniformity | ≤1 °C across Top/Mid/Bottom zones in Test Flask |
| Observation | Articulated Wide-Angle Mirror Assembly |
| Compliance Standards | DL/T 706–2013, DIN 51794 |
Overview
The TimePower TP527 Autoignition Temperature Tester is a precision-engineered laboratory instrument designed for the standardized determination of autoignition temperature (AIT) of high-temperature industrial fluids—particularly phosphate ester-based anti-wear turbine oils used in steam and gas turbine speed control systems rated at 30 MW or above. The device operates on the principle of controlled thermal ramping under inert ambient conditions, where a defined volume of sample is introduced into a preheated, calibrated glass flask, and the lowest temperature at which spontaneous, sustained combustion occurs—without external ignition source—is recorded as the AIT. This measurement is critical for fire risk assessment, material compatibility evaluation, and compliance-driven safety documentation in power generation, aerospace hydraulics, and chemical process industries.
Key Features
- AI-based adaptive temperature regulation algorithm ensures stable thermal ramping and minimizes overshoot during high-temperature transitions (up to 800 °C)
- Dual-zone heating architecture with automatic main/auxiliary heater switching maintains thermal equilibrium across the test flask’s vertical axis—top, mid, and bottom sensor readings deviate by ≤1 °C
- K-type thermocouples integrated at three spatial positions provide real-time, synchronized temperature profiling for ASTM E659 and IEC 60079-4 traceability
- LED digital display with intuitive interface enables precise setpoint entry, real-time monitoring, and manual override capability
- Articulated wide-angle observation mirror allows unobstructed visual confirmation of flame initiation without opening the enclosure—ensuring operator safety and measurement repeatability
- Robust stainless-steel chassis and ceramic-insulated heating chamber support long-term operation at elevated temperatures with minimal thermal drift
Sample Compatibility & Compliance
The TP527 is validated for use with non-volatile, thermally stable liquids including triaryl phosphates (e.g., DEHP, DPHP), synthetic hydrocarbon blends, and other fire-resistant hydraulic fluids specified in IEEE Std 97 and DL/T 706–2013. It conforms to the procedural requirements of DIN 51794 (Testing of mineral oil products — Determination of autoignition temperature), and supports method adaptation for ISO 13736 and NFPA 325 Annex B. All temperature sensors are NIST-traceable, and system calibration certificates include uncertainty budgets per ISO/IEC 17025. The instrument meets CE electromagnetic compatibility (EMC) directives and complies with IEC 61010-1 for laboratory electrical safety.
Software & Data Management
While the TP527 operates via embedded firmware without PC dependency, it supports GLP-compliant data integrity through built-in event logging: each test cycle records timestamp, setpoint, actual flask temperatures (Ttop, Tmid, Tbot), observed ignition time, and operator ID (via optional keypad login). Audit trails are exportable via USB port in CSV format, retaining full metadata for FDA 21 CFR Part 11–aligned review workflows. Optional firmware upgrade paths enable future integration with LIMS platforms via RS-232 or Ethernet modules (sold separately).
Applications
- Autoignition screening of phosphate ester anti-wear oils in thermal power plant turbine control systems
- Fire hazard classification (e.g., Class IIIB, Group IIC) per NEC Article 500 and ATEX Directive 2014/34/EU
- Quality assurance testing during batch release of fire-resistant hydraulic fluids
- Root cause analysis of in-service fluid degradation leading to unexpected thermal instability
- Supporting safety data sheet (SDS) Section 9 parameter generation in accordance with GHS Rev. 10
- Research applications in combustion kinetics and thermal decomposition pathway modeling
FAQ
What standards does the TP527 comply with?
It is fully aligned with DL/T 706–2013 (Chinese national standard for anti-wear oil autoignition testing) and technically equivalent to DIN 51794; method adaptations satisfy ISO 13736 and IEC 60079-4 requirements.
Is calibration verification included with delivery?
Yes—each unit ships with a factory calibration certificate referencing NIST-traceable thermocouples and includes a certified reference temperature block for user-performed periodic verification.
Can the TP527 be used for volatile solvents like gasoline or ethanol?
No—this instrument is engineered exclusively for high-boiling, low-volatility fluids with flash points >150 °C. Volatile organic compounds require closed-cup or continuous-flow AIT methods (e.g., ASTM E659 with heated air stream).
