Standard float switches Type code Ordering example s. page 222 Position 1 2 3 Version Magnetic float switch Output type reed contact Combination switching tube/float M A F Typ Min./max. dimensions - Combination switching tube/float Material floats POM Ø40 x 27 PVC Ø42 x 44 PP Ø30 x 44 NBR Ø30 x 44 1.4571 Ø45 x 47 1.4571 Ø52 Material switching tube Material connecting head Sensing distances for falling levels x = max. 2000 for stainless/brass Niro/MS x = max. 1000 for stainless/brass PVC 4 Half cable gland R3/8'' 1.4571 1.4571 A V T R N E MS 59 MS 63 M L C S P F PVC PVC K D I U –– –– 1.4571 1.4571 A V T R N E MS 58 / gal. Zn25C MS 63 M L C S P F PVC PVC K D I U –– –– PC 1.4571 A V T R N E PC MS 63 M L C S P F PC PVC K D I U –– –– Cable gland PG 9 Flange Ø75 with plug 216 5 6 7 9 10 General design Number of switching points Switching function Switching capacity 7 F F F 11 12 Connecting Standard head programme F Special features (see page 223) F S K L A C O H 1/2/3 1/2/3/4 K L A C –– –– 1/2/3 1/2/3/4 K L A –– B G 1/2/3 1/2/3/4 K L V H O H 1/2/3 1/2/3/4 K L V H –– –– 1/2/3 1/2/3/4 K L V –– B G 1 / 2 / –– 1/2/3/4 K L T W O H 1 / 2 / –– 1/2/3/4 K L T W –– –– 1 / 2 / –– 1/2/3/4 K L T –– straight type type in illustration in 1.4571 material. Slight variations may occur for PVC and MS (brass) versions. ID letter connecting head 1/2/3/4 ID letter connecting head 1/2/3 max. 1A - 60VA - 250 V max. 0.5 A - 30VA - 250 V G normally-closed contact normally-open contact changeover contact mixed version (CO, NC, NO) B 2 switching points 1.4571 Ø84 1 switching point 1.4571 Ø62 1 2 3 4 Connecting head 3 switching points Number Switching Switching of switching function capacity points 13 Sensors 8 bent type type in illustration in 1.4571 material. Slight variations may occur for PVC and MS (brass) versions. 217 Standard float switches Type code Ordering examples s. page 222 Position 1 2 3 Version Magnetic float switch Output type reed contact Combination switching tube/float Type M A F Min./max. dimensions - Combination switching tube/float Material floats POM Ø40 x 27 PVC Ø42 x 44 PP Ø30 x 44 NBR Ø30 x 44 1.4571 Ø45 x 47 1.4571 Ø52 Material switching tube Material connecting head Sensing distances for falling levels x = max. 2000 for stainless/brass Niro/MS x = max. 1000 for stainless/brass PVC 4 Oval flange with plug PC 1.4571 A V T R N E PC MS 63 M L C S P F PC PVC K D I U –– –– G-AI Si 12 1.4571 A V T R N E G-AI Si 12 MS 63 M L C S P F G-AI Si 12 K D I U –– –– G-AI Si 12 1.4571 A V T R N E G-AI Si 12 MS 63 M L C S P F G-AI Si 12 K D I U –– –– Flange enclosures Ø78 PVC Flange enclosures Ø120 218 PVC 5 6 7 9 10 General design Number of switching points Switching function Switching capacity 7 F F F 11 12 Connecting Standard head programme F Special features (see page 223) F S L TO TW O H 1/2 1/2/3/4 K L TO TW –– –– 1/2 1/2/3/4 K L TO –– B G 1/2/3 1/2/3/4 K L S B O H 1/2/3 1/2/3/4 K L S B –– –– 1/2/3 1/2/3/4 K L S B B G 1/2/3 1/2/3/4 K L FL 120 WFL 120 O H 1/2/3 1/2/3/4 K L FL 120 WFL 120 –– –– 1/2/3 1/2/3/4 K L FL 120 WFL 120 straight type type in illustration in 1.4571 material. Slight variations may occur for PVC and MS (brass) versions. ID letter connecting head K ID letter connecting head 1/2/3/4 max. 1A - 60VA - 250 V 1/2 normally-closed contact normally-open contact changeover contact mixed version (CO, NC, NO) G 3 switching points B 2 switching points 1.4571 Ø84 1 switching point 1.4571 Ø62 max. 0.5 A - 30VA - 250 V Connecting head 1 2 3 4 Number Switching Switching of switching function capacity points 13 Sensors 8 bent type type in illustration in 1.4571 material. Slight variations may occur for PVC and MS (brass) versions. 219 Standard float switches Type code Ordering examples s. page 222 Position 1 2 3 Version Magnetic float switch Output type reed contact Combination switching tube/float Type M A F Min./max. dimensions Tank cable gland R1.5" 220 Material floats POM Ø40 x 27 PVC Ø42 x 44 PP Ø30 x 44 NBR Ø30 x 44 1.4571 Ø45 x 47 1.4571 Ø52 A V T R N E Material switching tube Material connecting head x = max. 2000 for stainless/brass Niro/MS x = max. 1000 for stainless/brass PVC Flange enclosures DN65 Ø185 - Combination switching tube/float Sensing distances for falling levels Flange enclosures DN50 Ø165 4 1.4571 / 1.4571 G-AI Si 12 –– MS 63 –– –– –– –– –– –– PVC / G-AI Si 12 PVC K D I U –– –– A V T R N E 1.4571 / 1.4571 G-AI Si 12 –– MS 63 –– –– –– –– –– –– PVC / G-AI Si 12 PVC K D I U –– –– A V T R N E 1.4571 / 1.4571 G-AI Si 12 –– MS 63 –– –– –– –– –– –– PVC / Polyester PVC K D I U –– –– 5 6 7 9 10 General design Number of switching points Switching function Switching capacity 7 F F F F –– –– –– –– –– –– 1/2/3 1/2/3/4 K B G 1/2/3 1/2/3/4 K –– –– –– –– –– –– 1/2/3 1/2/3/4 K B G 1/2/3 1/2/3/4 K –– –– –– –– –– –– 1/2/3 1/2/3/4 F S straight type type in illustration in 1.4571 material. Slight variations may occur for PVC and MS (brass) versions. DN 50 WDN 50 –– –– L DN 50 –– L DN 65 WDN 65 –– –– L DN 65 –– L R 1.5 –– –– –– R 1.5 –– L –– –– –– K Special features (see page 223) L Sensors K 13 Connecting head ID letter connecting head max. 0.5 A - 30VA - 250 V 1/2/3/4 max. 1A - 60VA - 250 V 1 2 3 4 1/2/3 normally-closed contact normally-open contact changeover contact mixed version (CO, NC, NO) 3 switching points G 2 switching points B 1 switching point 1.4571 Ø84 12 Connecting Standard head programme Number Switching Switching of switching function capacity points 1.4571 Ø62 11 ID letter connecting head 8 bent type type in illustration in 1.4571 material. Slight variations may occur for PVC and MS (brass) versions. 221 Standard float switches Type code Position 1 2 3 Version Magnetic float switch Output type reed contact Combination switching tube/float Type M A K Min./max. dimensions Material floats POM Ø40 x 27 PVC Ø42 x 44 PP Ø30 x 44 NBR Ø30 x 44 1.4571 Ø45 x 47 1.4571 Ø52 A V T R N E Material switching tube Material connecting head x = max. 2000 for stainless/brass Niro/MS x = max. 1000 for stainless/brass PVC Ordering examples 1.4571 / 1.4571 G-AI Si 12 –– MS 63 –– –– –– –– –– –– PVC / Polyester PVC K D I U –– –– MAK-721 KR2S with specification o=______ ; u=_______ (see order form page 238) 222 - Combination switching tube/float Sensing distances for falling levels Tank cable gland R2" 4 5 6 7 9 10 General design Number of switching points Switching function Switching capacity 7 2 1 K R2 S straight type type in illustration in 1.4571 material. Slight variations may occur for PVC and MS (brass) versions. L R2 –– –– –– –– –– –– 1/2/3/4 K L R2 –– Sensors 1/2/3 Special features (s. below) K 1/2/3 1/2/3/4 13 Connecting head ID letter connecting head –– max. 1A - 60VA - 250 V –– max. 0.5 A - 30VA - 250 V –– normally-closed contact normally-open contact changeover contact mixed version (CO, NC, NO) –– 1 2 3 4 –– 3 switching points G 2 switching points B 1 switching point 1.4571 Ø84 12 Connecting Standard head programme Number Switching Switching of switching function capacity points 1.4571 Ø62 11 ID letter connecting head 8 bent type type in illustration in 1.4571 material. Slight variations may occur for PVC and MS (brass) versions. Special features l Temperature monitoring PT 100 (P1) / PT 1000 (P10) l Bi-metal switch We can produce tailor-made designs for specific applications to suit individual customer requirements. 223