NORSTAT Non-Contact Safety Switches - Manual (Page 4)

CONNECTIONS & FUSES
Pre-wired Switches
CONTACT OPERATION -The N/O contact(s) on Mechan safety switches are open when the actuator is away from
the switch. When the actuator is within the specified operating distance the N/O contact(s) will close and the N/C
contact will open
FUSES - All contacts should have external fuses fitted. Fuse Rating = 400mA Quick Blow
CONNECTION FOR A SINGLE SWITCH
M12 Leaded Quick Disconnect (LQD)
HE1 / HE2 / HED Contacts 2NO + 1 NC
HE1 / HE2
Contacts 1NO + 1 NC
HE1 / HE2 / HED
Contacts 2NO + 1 NC
HE1 / HE2
Contacts 2NO
M12 Leaded Quick Disconnect
NORSTAT INC. 300 Roundhill Dr. Rockaway, NJ 07866 Tel: 973-586-2500 Fax: 973-586-1590 www.norstat.com