Suitable for forced blast burners Support dual fuel applications Single or two stage fire versions
Use the following flame detection methods: Ion probe UV Flame Detector UVD971 Infrared probe IRD1020
I. Product Overview
Honeywell DMG 970-N (Mod.01) is a program controller specifically designed for gas and dual-fuel burners, manufactured by Honeywell. This product combines advanced microprocessor technology with reliable safety protection functions, making it suitable for the control and monitoring of two-stage forced draft oil/gas burners. It is widely used in industrial fields such as boilers, heating furnaces, and hot air furnaces, providing a robust guarantee for the stable operation of combustion systems.
II. Product Features
High Performance and Stability
Based on microprocessor programming, it ensures extremely stable timing control. This stability is not affected by voltage fluctuations, ambient temperature, or switching cycles, ensuring the stable operation of the burner under various working conditions.
Multiple Flame Detection Methods
It supports various flame detection methods such as ion probes, infrared detectors (e.g., IRD 1020), and UV sensors (e.g., UVD 971). These advanced flame detection technologies can accurately and quickly monitor the flame status, ensuring the safety of the burner during ignition and operation.
Built-in Information System
It monitors the operating status of the controller in real-time and provides detailed fault information and locking reasons. This information is significant for users to perform fault diagnosis and maintenance. Additionally, fault information can be saved even after power failure, facilitating users to trace and analyze problems.
Advanced Safety Protection Functions
It is equipped with low voltage protection. When the main voltage drops below the allowable range, the controller will automatically interrupt operation and prevent the repeated execution of the start-up sequence. This protection function effectively prevents system damage or safety accidents caused by low voltage.
Modular Design
It adopts a modular design, featuring a compact structure and easy installation. The modular design also facilitates maintenance and component replacement, reducing maintenance costs.
Flexible Configuration Options
It offers multiple configuration options to meet the needs of different users. Users can select suitable input/output modules, flame detectors, and other components based on actual situations, achieving a customized burner control system.
III. Technical Parameters
Operating Voltage: Typically 220/240V, with an allowable voltage fluctuation range of -15% to +10%.
Power Frequency: 50Hz, with an allowable frequency fluctuation range of ±5%.
Fuse Rating: 10A fast-acting fuse, 6A slow-acting fuse.
Maximum Power Consumption: Approximately 15VA.
Output Load Capacity:
Ignition Transformer: 1.5A, power factor 0.2.
Motor: 2.0A, power factor 0.4.
Solenoid Valve: 1.0A, power factor 0.4.
Alarm Indicator Light: 1.0A, power factor 0.4.
Total Load Capacity: 5.0A, power factor 0.4 (up to 10A for 0.5 seconds).
Air Proof Switch: 1 working contact, rated current 4A, rated voltage 230V.
Flame Detector Sensitivity:
Minimum Required Ion Current: 1.5µA.
Stray Light Sensitivity: 0.4µA.
Ion Probe Insulation Resistance: Greater than 50MΩ from probe to ground.
Stray Capacitance: Less than 1000pF from probe to ground.
IV. Application Scenarios
The Honeywell DMG 970-N (Mod.01) program controller is suitable for various industrial applications requiring precise combustion control. For example, in boiler systems, it can be used in conjunction with oil or gas burners to maximize combustion efficiency while reducing fuel consumption and emissions. Additionally, this product plays a crucial role in industrial heating equipment such as heating furnaces and hot air furnaces, ensuring stable and efficient heating processes.
V. Conclusion
The Honeywell DMG 970-N (Mod.01) program controller is a powerful, stable, and reliable burner control device. It combines advanced microprocessor technology with multiple flame detection methods, providing users with an efficient and safe burner control solution. Furthermore, its modular design, flexible configuration options, and advanced safety protection functions make this product a leader in the industrial field.
