Alarmtech MCX 270 surface magnetic contact for industrial and ATEX environments

Technical features

• Alarmtech MCX series surface magnetic contact
• Form A contact (SPST)
• Tamper function: additional reed against external magnet
• Surface mounting
• Installation surface: wood / non-magnetic material; steel (with mounting plate)
• Closing distance (typical gap): 39 mm (wood / non-magnetic material); 26 mm (steel with plate)
• Opening distance (typical gap): 46 mm (wood / non-magnetic material); 30 mm (steel with plate)
• Maximum voltage: 48 V DC / AC
• Maximum current: 500 mA DC / AC peak
• Maximum cutting power: 10 W

Features

• Opening detection by separation between contact and magnet
• Anti-tampering supervision by external magnet
• Application in intrusion and access control systems.
• Suitable for industrial doors and gates

Installation

• Contact and magnet must be installed parallel to each other and aligned
• The contact is mounted on the fixed part and the magnet on the moving part.
• Recommended use of the included mounting plate
• Do not install near strong magnetic fields
• Do not install directly on ferromagnetic material
• Use only non-ferromagnetic screws
• Final verification by ohmmeter
• In explosive environments requires Fatum 3077 (or equivalent) fuse box with fast fuse max. 290 mA, installed outside the Ex zone

Environmental

• Environmental class (EN50130-5:2011): IIIA
• Operating temperature: -40 °C to +70 °C (-40 °F to +70 °C)
• Operating temperature (Fatum 3077): -20 °C to +90 °C
• Maximum relative humidity: 95 % RH
• Degree of protection: IP67
• Impact resistance: IK04

Physical characteristics

• Housing material: Zamak 3 nickel plated
• Cable: Ø 5.8 mm, 4 × 0.5 mm² Cable (with resistors: Ø 5.8 mm, 4 × 0.5 mm²)
• Cable (with resistors): Ø 5.1 mm, 2 × 0.5 mm².
• Dimensions (contact part): 100 × 20 × 31 mm
• Dimensions (magnet part): 100 × 20 × 31 mm
• Total weight (including 2 mounting plates): 1180 g
• Weight (contact part): 375 g
• Weight (magnet part): 400 g

Contents

• Magnetic surface contact DEM-2507 (MCX 270)
• Mounting plates × 2

Certifications

• EN 50131-2-6:2008: Grade 3 (EN-ST-000091)
• VdS: Class C (G 197603)
• TÜV: II 1 G Ex ma IIC T70°C Ga