Rope safety switches with reset for emergency stop 4F Selection diagram 78 78 83 84 ACTUATORS ACTUATORS CONTACT 18 9 20 21 BLOCKS 1NO+1NC 2NC 1NO+2NC 3NC slow action slow action slow action slow action FP FD FL FC 22 33 34 2NO+1NC 1NO+1NC 2NC slow action slow action slow action CONDUIT ENTRIES Threaded conduit entry With cable gland With M12 plastic connector With M12 metal connector assembled assembled and wired assembled and wired PRODUCT OPTION ACCESSOR ATELY Y SOLD SEPAR page 4/101 General Catalog 2009-2010Code structure Attention The feasibility of a code number does not mean the effective availability of a product. Please contact our sales of ce. 1 article options 1A FD 1878-GM2K50 1B Housing Preinstalled cable gland or connectors FD metal housing, one conduit entry no cable gland or connector (standard) 2 with assembled cable gland suitable for 6 to FL metal housing, three conduit entries K21 12 mm cables range FP polymer housing, one conduit entry ... ........................ 2A K50 with 5 poles M12 metal connector ... ........................ Contact blocks 2B For the complete list of all combinations, please contact our technical 18 1NO+1NC, slow action of ce. 9 2NC, slow action 2C 20 1NO+2NC, slow action 21 3NC, slow action 2D Threaded conduit entry 22 2NO+1NC, slow action PG 13,5 (standard) 33 1NO+1NC, slow action 2E M2 M20x1,5 34 2NC, slow action 3 Actuating head 3A 78 Contacts type longitudinal head 83 left transversal head (FD-FL housing only) silver contacts (standard) 3B 84 right transversal head (FD-FL housing only) G silver contacts gold plated 1 m 3C 4 4A 4B article options FC 3378-GM1K22 4C Housing Preinstalled cable gland 4D FC metal housing, one conduit entry no cable gland (standard) with assembled cable gland suitable K22 4E for 5 to 10 mm cables range Contact blocks with assembled cable gland suitable K26 for 3 to 7 mm cables range 33 1NO+1NC, slow action 4F4F 34 Threaded conduit entry 2NC, slow action PG 11 (standard) 4G M1 M16x1,5 Actuating head 4H Contacts type 78 longitudinal head silver contacts (standard) 83 left transversal head 5 G silver contacts gold plated 1 m 84 right transversal head 6 General Catalog 2009-2010 page 4/102