PRODUCT DESCRIPTION
ALLEN BRADLEY 440P-MSLB04B - Solenoid Interlock Safety Switch
The ALLEN BRADLEY 440P-MSLB04B is a Guardmaster series solenoid interlock safety switch designed for machine guarding applications. This device ensures personnel safety by preventing access to hazardous areas until machinery has reached a safe state, utilizing a solenoid-actuated locking mechanism. It integrates into hardwired safety circuits, providing critical feedback on guard position and lock status to safety relays or safety PLCs.
Technical Specifications:
- SERIES/FAMILY: Guardmaster 440P
- COMPONENT TYPE: Solenoid Interlock Safety Switch
- ELECTRICAL SPECS:
- SOLENOID VOLTAGE: 24VDC (Typical for B04 variant)
- SOLENOID CURRENT: 200mA (Typical operating current)
- CONTACT CONFIGURATION: 2 N.C. Safety, 1 N.O. Auxiliary (Typical for B04 variant)
- CONTACT RATING: 2A @ 24VDC (Resistive)
- MECHANICAL/PHYSICAL:
- LOCKING FORCE: 1300N (Typical holding force)
- ACTUATOR TYPE: Standard Tongue Actuator (Requires separate purchase)
- HOUSING MATERIAL: Glass-filled PBT (Polybutylene Terephthalate)
- FORM FACTOR: Compact, rectangular interlock switch
- INTERFACE/CONTROL:
- SAFETY CONTACTS: Hardwired, positively-driven N.C. contacts
- AUXILIARY CONTACTS: Hardwired N.O. contact for status monitoring
- CONNECTION TYPE: M12 8-pin Quick Disconnect (Typical for B variant)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP67 (Dust-tight and protected against temporary immersion)
- OPERATING TEMPERATURE: -20°C to +60°C
- MOUNTING STYLE: Front or side mounting via M5 screws
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Safety Relays, Safety PLCs, GuardLink Safety System
- MACHINE TYPES: Industrial machinery, robotic cells, processing lines, packaging equipment, CNC machines, and any application requiring controlled access to hazardous zones.