MMFFEX1208 Flashing Buzzer

Technical Data

1.Explosion-proof Type

• Standards Implemented: GB/T 3836.1-2021, GB/T 3836.3-2021
• Applicable Hazardous Areas: Zone 1, Zone 2 gas explosive hazardous area
• Ex Marking: Ex eb Ⅱ Gb, suitable for ⅡA, ⅡB, ⅡC gas groups

2.Product Parameters

• Product Type: Panel-mount dual acoustic-optical alarm buzzer, including flashing and non-flashing versions, for fault warning on explosion-proof control cabinet panel.
• Certification: No independent Ex certification for buzzer body shown on datasheet. It is panel component for explosion-proof enclosure. Overall explosion-proof performance relies on the matched certified cabinet.
• Material: Transparent parts made of polycarbonate; housing of engineering plastic, equipped with imported buzzer element.
• Exposed Fasteners: M30×1.5 panel-locking nut pre-assembled on buzzer body for panel fastening.
• Electrical-Rated Voltage: DC24-40V, AC240V.
• Electrical-Rated Current: Rated current is not specified in datasheet. Rated power 2W, rated frequency 50/60Hz.
• Protection-Ingress Protection: IP66.
• Protection-Ambient Temperature: Ambient temperature: -40℃~+60℃; working temperature: -40℃~+75℃.
• Connection-Cable Cross-section: Terminals for 2×2.5 mm² cables.
• Connection-Cable Entry: No built-in cable entry on buzzer unit. Cable entry is arranged on matched explosion-proof control cabinet.
• Connection-Cable Gland: Cable gland is not supplied with buzzer; glands shall be fitted on supporting explosion-proof enclosure.

3.Product Classification & Origin

HS Code:8531809000
Country of Origin: China

4.Applicable Industries

• Suitable for: Petrochemical, new-energy, grain-oil processing, shipbuilding, automatic complete-set equipment and other industries. It is panel-mounted on explosion-proof control cabinets for acoustic-optical alarm in indoor and outdoor industrial sites with harsh high-low temperature conditions.
• Practicality: Supports dual acoustic-optical alarm, including flashing and non-flashing types. Rated voltage options: DC24-40V, AC240V with 2W power. Red and black color covers are available. The LED indicator features long service life up to 60 000 hours with energy-saving and eco-friendly performance. Terminals suit 2×2.5 mm² cables. Transparent parts are made of polycarbonate and housing of engineering plastic for easy panel cut-out installation.
• Safety Performance: IP66 ingress-protection rating for dust-proof and water-proof. Operating ambient temperature ranges from -40℃ to +60℃, working temperature -40℃~+75℃ for extreme temperature environments. Sound pressure reaches 80dB at 30 cm for clear alarm signal. As a supporting component for explosion-proof cabinets, overall explosion-proof safety is realized by matched certified enclosure to deliver reliable fault acoustic-optical warning.

5.Credibility

MMALATEX explosion-proof products comply with strict international standards and hold complete ATEX, IECEX and EAC certifications to ensure compliant operation in global markets. This series of explosion-proof products is engineered for extreme working conditions with IP65/IP66/IP67 protection ratings, delivering excellent resistance to water, dust and corrosion. We provide customers with in-depth supporting services, including comprehensive technical support, complete warranty services and worldwide logistics support. Wherever your project is located, MMALATEX ensures smooth project delivery and provides safe and reliable solutions for hazardous areas.

6.FAQs

Q1: What is the sound pressure level of the YX1208 buzzer?

A1: Its rated sound pressure is 80dB measured at a distance of 30 cm.

 

Q2: What is the protection rating of the YX1208 buzzer?

A2: The ingress-protection rating is IP66.

 

Q3: What is the service life of the LED indicator for this buzzer?

A3: The LED indicator has an extra-long service life of 60 000 hours.