Allen Bradley Guardmaster 440P Series Spring Lever Top Plunger, NO/NC, IP66, SPST, Metal Housing

The Senator is a large metal safety limit switch with the option of rotating the head in 90° increments before installation to allow ease of mounting. They can be used in applications other than guard doors, for example on moving machine beds, crane arms, lifts, elevators, etc.
Operation of the safety limit switch is achieved by the sliding action of the guard or other moving object deflecting the plunger or lever. For safety applications it is important that upon actuation, the guard or other moving objects should not pass completely over the switch and allow the plunger or lever to return to its original position.

Positive operation, forced disconnection of contacts
Snap-acting, slow make before break or slow break before make contact blocks
Three actuator heads available: Roller Plunger, Short Lever or Spring Rod
Three contacts configurations available: 1NC/1NO, 2NC/2NO or 3NC/1NO

Conforms to EN 50041, EN 1088, EN 60947-5-1, EN 292 and EN 60204-1.

cULus, TUV and CE marked for all applicable directives.

Install this Allen Bradley Guardmasterspringrod switch from Rockwell Automation to stop machinery when blockages or hazards occur. When a limit is reached, the arm is moved and the switch is activated, making for a simple and effective safety device. The mechanism is designed for heavy-duty use, with a sturdy metal alloy case and high IP66 (ingress protection) rating, indicating it's protected from dust and water spray. As the unit is bright red, it's easy to locate when the switch is activated or servicing is required.

• Long lifespan of 10,000,000 operations reduces maintenance time
• Comes with four screw-mounting holes for quick and secure installation
• Configures as NO (normally open) or NC (normally closed) for flexible use

• EN 50041 (European Norm)
• UL Underwriters' Laboratories)
• TUV (Technischer Überwachungsverein)
• CE (Conformité Européene)

This switch is suitable for many applications, including moving machine beds, lifts and crane arms on automated production and manufacturing lines. It's also handy for controlling gates and doors in industrial settings.

Safety Limit Switch