New! - Norman Equipment Co.

SERIES Z332Heavy-Duty Safety-Rated,Positive-Break Limit SwitchesFeatures & Benefits• “Positive-Break” NC contacts … won’t stick or weld shut.• Watertight design … meets IP65 washdown requirements.• Rugged, corrosion-resistant housing … tolerates hostileenvironments.• Five popular actuator styles … for application versatility.• Four 90° actuator mounting positions … provideinstallation flexibility.• Safety-system approved … for use in machine guardingapplications.• Meets rigid safety agency standards … IEC, BG, VDE,and CSA.®DescriptionThe Z332 Series limit switches are designed for use withmovable machine guards/access gates which must be closedfor operator safety … and for any other presence/positionsensing application normally addressed with conventional limitswitches. Their positive-opening NC contacts provide a higherlevel of safety and/or reliability than conventional spring-drivenswitches whose contacts can weld or stick shut.Each is available with a choice of five standard actuators …rounded plunger, roller plunger, roller rocking lever, rodrocking lever and adjustable roller rocking lever … mountablein any one of four 90° positions. All rocking levers arepositively-locked to the shaft, and are adjustable throughout360° in 10° increments.Their rugged metal housing and IP65 rating make them idealalternatives to conventional limit switches.ORDERING GUIDEFOR FEATURE:SPECIFY:1. Contact operation:Snap ActionZ2. Operating head 4V3. Roller lever H4. Body size 332-5. No. of NO contacts 16. No. of NC contacts 17. Degree of protection IP 65 yExample: Z4VH 332-11yTypical ApplicationsThe Z332 Series may be used in any presence/positionsensing application normally addressed with conventional limitswitches. Featuring positive-break NC contacts, they areapproved for use in safety systems. For safety applicationsthe switch must be mounted such that the actuating elementof the machine displaces the switch actuator far enough toexceed the positive-break point. (See contact functiondiagrams: symbol *).256®is a trademark of SCHMERSAL