Automatic Open and Closed Cup Flash Point Analyzer

Automatic Open and Closed Cup Flash Point Analyzer

MT-FP108

The Automatic Open and Closed Cup Flash Point Analyzer integrates both Pensky-Martens Closed Cup and Cleveland Open Cup testing methods in one system.

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Introduction

This Open and Closed Cup Flash Point Analyzer is designed to determine the flash point of petroleum products under specified testing conditions.

When a petroleum product is heated, vapors form and mix with surrounding air. The lowest temperature at which this vapor-air mixture ignites upon contact with an ignition source is defined as the flash point.

This combined instrument integrates both Pensky-Martens Closed Cup and Cleveland Open Cup testing methods in one system, making it an ideal solution for laboratories requiring multiple flash point standards.

The instrument is widely used in petroleum, chemical, power, environmental protection, railway, and research laboratories.

Typical Applications

The Automatic Open and Closed Cup Flash Point Analyzer is suitable for:

  • Lubricating oils
  • Fuel oils and diesel
  • Hydraulic oils
  • Transformer oils
  • Asphalt and heavy petroleum products
  • Chemical liquids

Widely used in:

  • Oil refining laboratories
  • Lubricant manufacturers
  • Power utilities
  • Quality inspection laboratories
  • Research institutes

Key Features

1. STM Microprocessor with Adaptive PID Control

Controlled by an STM microprocessor with adaptive PID algorithm, automatically adjusting the heating curve according to standard requirements for accurate and stable testing.

2. Built-In Automatic Barometric Pressure Compensation

Integrated atmospheric pressure sensor automatically measures and corrects flash point values, improving accuracy and compliance with international standards.

3. Differential Thermocouple Detection System

High-sensitivity thermocouple detection prevents missed or false flash detection, enhancing measurement precision.

4. Fully Automatic Testing Process

The entire procedure—including sample lifting, stirring, ignition, flash detection, alarm, cooling, and printing—is completed automatically.

5. Safe Electronic Ignition System

Uses platinum alloy electric wire ignition without external gas source, ensuring safe, stable, and reliable operation.

6. Intelligent Error Correction & Safety Protection

Differential detection with automatic system deviation correction. Over-temperature protection with automatic stop and alarm function.

7. Large Data Storage Capacity

Stores up to 10,000 test records, with optional 500GB expansion for long-term data management.

8. Multi-Language Interface & Upgradeable Program

Supports multiple language display. Instrument firmware can be upgraded when national or international standards are revised.

Technical Specifications

Name

MT-FP108 Automatic Open and Closed Cup Flash Point Analyzer

Display

10-inch color Chinese-English touchscreen

Measurement Method

Thermocouple differential detection

Measurement Range

Closed Cup: RT – 400.0°C / Open Cup: RT – 450.0°C

Repeatability

Closed Cup: ±1°C / Open Cup: ±2°C

Printer

High-speed thermal printer, 56 mm paper

Ignition Method

Automatic electronic ignition

Temperature Detection

Precision platinum resistance

Self-Check Functions

Printer, igniter, lifting arm, ignition sweep arm

Working Environment

10–45°C, 30–80% RH

Temperature Sensor

Precision platinum resistance

Dimensions (W × D × H)

560 × 280 × 290 mm

Power Supply

AC 220 V ±10%, 50 Hz ±2.5 Hz

Weight

20 kg

Standards Compliance

This Open and Closed Cup Flash Point Analyzer complies with international and national standards including:

Closed Cup Standards
  • GB/T 261 (Pensky-Martens Closed Cup Method), GB/T 21615
  • ASTM D93, ISO 2719, SH/T 0315
Open Cup Standards
  • GB 267, GB 3536 (Cleveland Open Cup Method)
  • ASTM D92, ISO 2592

This combined flash point tester meets major international testing requirements.

Why Choose Flash Point Analyzer

Two Testing Methods in One Instrument

Integrates both closed cup and open cup flash point testing, reducing equipment investment and laboratory space.

High Testing Accuracy

Adaptive PID heating control and differential thermocouple detection ensure stable and repeatable results.

Automatic Pressure Compensation

Built-in barometric correction improves compliance with ASTM and ISO standards.

Fully Automated Operation

From heating to detection and printing, the entire process is automated, minimizing operator influence.

Safe & Gas-Free Ignition

Platinum electric ignition eliminates the need for external gas sources.

Designed for Industrial Laboratories

Ideal for petroleum refineries, lubricant manufacturers, and third-party inspection laboratories.

FAQ – Open and Closed Cup Flash Point Tester