ggw-3-a4-04-3bar-dif04-3bar-presostato-doble-dungs-248673
ggw-10-a4-1-a-10mbar-ip54-gas-yo-aire-presostato-diferencial-dungs-248676
ggw-50-a4-25-a-50mbar-para-gas-yo-aire-presostato-diferencial-dungs-246176
ggw-150-a4-30-a-150mbar-para-gas-yo-aire-presostato-diferencial-dungs-248295
Dungs GGW-3-A4 (248673) Pressure Switch
I. Product Overview
The Dungs GGW-3-A4 (248673) pressure switch is an adjustable pressure monitor specifically designed for combustion equipment, produced by DUNGS (Germany). This product features high precision, high stability, and long service life, making it widely used in industrial automation and combustion control systems for monitoring and controlling the pressure of fuel gas, air, or other neutral gaseous media.
II. Product Features
High Precision Control:
The GGW-3-A4 pressure switch adopts advanced sensing technology and precise manufacturing processes, enabling accurate monitoring and control of media pressure changes.
Its setpoint can be adjusted on the dial without the need for a pressure gauge, making operation simple and quick.
High Reliability:
The product undergoes rigorous quality control and testing to ensure stable and reliable operation under various working conditions.
It is suitable for use in harsh industrial environments, such as high temperature, high humidity, and high dust environments.
Fast Response:
The GGW-3-A4 pressure switch has a fast response time, quickly perceiving changes in media pressure and taking corresponding actions.
This helps protect combustion equipment from the hazards of overpressure or underpressure, ensuring safe system operation.
Multiple Connection Options:
It offers various connection options, such as threaded connections, flange connections, etc., allowing users to choose and install according to actual needs.
High Protection Level:
It has a high protection level (e.g., IP65), effectively resisting interference from dust, moisture, and other external factors.
III. Technical Parameters
Model: GGW-3-A4 (248673)
Adjustment Range: 0.4-3 mbar
Pressure Switch Tolerance: <0.4 mbar
Operating Overpressure: 500 mbar
Pressure Connection:
Standard: According to ISO 228, G1/4 internal thread at the center of the bottom surface of the housing
Special Specification: Additional G1/4 internal thread on the left side
Measurement Connection: Measurement nipple ø9 on the metal housing
Temperature Range:
Ambient Temperature: -15°C to +70°C
Media Temperature: -15°C to +70°C
Storage Temperature: -30°C to +80°C
Materials:
Housing: Die-cast aluminum
Switch Components: Polyamide (PA)
Diaphragm: Butadiene-acrylonitrile rubber
Operating Contact Components: Pure silver
Operating Voltage:
AC RMS: ≤24V~250V
DC: ≤24V~48V
Rated Current: AC RMS 10A
Circuit Connection:
Standard Structure: Connected to fixed terminal blocks via a cable entry M20x1.5
Special Structure: Plug-in connection for circuit sockets complying with German Industrial Standard DIN EN 175 301-803, 3-pole with protective contact
IV. Application Scenarios
The Dungs GGW-3-A4 (248673) pressure switch is suitable for various combustion equipment that requires precise monitoring and control of pressure, such as gas boilers, industrial furnaces, hot blast stoves, etc. During the combustion process, the pressure switch can monitor changes in media pressure in real-time and automatically switch circuits or change states when the pressure exceeds or falls below the setpoint, protecting the combustion equipment from the hazards of overpressure or underpressure and ensuring safe system operation.
V. Precautions
Before installing and using the pressure switch, please carefully read the product manual and relevant safety specifications.
Please choose the appropriate connection method and setpoint according to actual needs.
During installation, please ensure that the wiring of the pressure switch is correct to avoid circuit faults.
Please regularly inspect and maintain the pressure switch to extend its service life and ensure its normal operation.
VI. Summary
The Dungs GGW-3-A4 (248673) pressure switch is a superior and reliable pressure monitor suitable for various combustion equipment that requires precise monitoring and control of pressure. With its high precision, high reliability, and fast response characteristics, this product has become an indispensable component in industrial automation and combustion control systems.
