Limit Switches - Limit Type (PS21L) Metal Body IP66 High mechanical resistance Degree of protection IP66 Zinc alloy (Zamack) or aluminium body Positive Opening Operation Minimum Actuation Force/Torque Minimum Force to achieve Positive Opening Operation Precise operating points (consistency) Immune to electromagnetic disturbances Zb type contact blocks Current Ith = 1A Rated insulation voltage Ui = 5V UL, CSA, CE Conform with IEC 947-5-1 (EN 6947-5-1) Product Description They are developed in order to be used for following operations: Presence/Absence Positioning and travel limit Objects passing/counting Ordering Key Body Cable Gland Contact block Head type Material of body and head Options PS21L-PS11RT-M Description of the key codes Cable gland M M2 P PG13.5 B PG11 A M16 N 1/2 NPT Contact block O11 1NO+1NC overlap slow(+) S2 2NC snap(+) S11 1NO+1NC snap(+) T2 2NC slow(+) T11 1NO+1NC slow(+) T2 2NO slow Material of body and head M Metal body and Metal head Options no option Head type BE Nylon roller external bent LEVER BM Metal roller bent LEVER BR Nylon roller internal bent LEVER L3 Adj. square 3 (.12 ) steel rod LEVER LA Adj. Ø3 (.12 ) rod LEVER stainless steel rod LB Nylon actuator with stainless steel spring LF Adj. fiberglass rod LEVER Ø3 (.12 ) LG Adj. fiberglass rod LEVER Ø6 (.24 ) LN Adj. nylon rod LEVER LZ Stainless steel spring actuator P Metal plain PLUNGER PR Metal roller PLUNGER R1 Adj. LEVER with nylon roller RM Metal roller LEVER RT Nylon roller LEVER W Ø5 (1.97 ) rubber roller LEVER W1 Adj. LEVER with Ø5 (1.97 ) rubber roller W2 Adj. LEVER with adj. Ø5 (1.97 ) rubber roller 1 Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 1128
Technical Data Standards IEC 6947-1, IEC 6947-5-1, EN 6947-1, EN 6947-5-1, UL58 and CSA C22-2 n 14 Certifications Approvals UL CSA Air temperature near the device - during operation -25 C +7 C/-13 F...+158 F - for storage -3 C +8 C/-22 F...+176 F Climatic withstand According to IEC 68-2-3 and salty mist according to IEC 68-2-11 Mounting positions All positions are authorized Shock withstand (according to IEC 68-2-27 and 668-2-27) (1/2 sinusoidal shock for 11ms) no change in contact position 5g/1.76oz (except for PS21L with head type W, W1: 25g) Resistance to vibrations (according to IEC 68-2-6 and EN 668-2-6) 25g/.88oz (1 5Hz) no change in position of contacts greater than 1µs Protection against electrical shocks (according to IEC 536) Class I Degree of protection (according to IEC 529 and EN 6529) IP66 Consistency (measured over 1 milion operations).1mm/.4 (upon closing point) Electrical Data Rated insulation voltage U i -according to IEC 6947-1 and EN 6947-1 4V (degree of pollution 3) -according to UL 58, CSA C22-2 n 14 A 3 Q 3 Rated impulse withstand voltage Uimp (according to IEC 6947-1 and EN 6947-1) 6kV Conventional enclosed thermal current Ithe (according to IEC 6947-1 and EN 6947-5-1) (θ 4 C/14 F) 1A Short-circuit protection - gg type fuses 1A Rated operational current Ie / AC-15 - acc.to IEC 6947-5-1 24VAC (5/6Hz) 1.A 13VAC (5/6Hz) 5.5A 23VAC (5/6Hz) 3.1A 24VAC (5/6Hz) 3.A 4VAC (5/6Hz) 1.8A - acc.to UL 58, CSA C22 n 14 A 3 Ie / DC-13 - acc.to IEC 6947-5-1 24VDC 2.8A 11VDC.6A 25VDC.27A - acc.to UL 58, CSA C22 n 14 Q 3 Electrical durability (according to IEC 6947-5-1 annex C) Utilization categories AC-15 and DC-13 (see curves and value below) - max. switching frequency Cycles/h 36 - load factor.5 Connecting data of contact blocks Connecting terminals M3.5 (+,-) pozidriv 2 screw with cable clamp Connecting capacity 1 or 2 x mm 2 / AWG.5mm 2 / AWG 2 to 2.5mm 2 / AWG 14 Terminal marking According to EN 513 Positivity Contacts with positive opening operation as per IEC 6947-5-1 chapter 3 Diagram for snap action contact: Millions of operating cycles 5 3 2 1.5.3.2 23-24 4 13 48 12-24 Diagram for slow action contact: Millions of operating cycles 5 3 2 1.5.3.2 23 13 48 12-24 Electrical durability for DC-13 utilization category Power breaking for a durability of 5 million operating cycles Snap action Slow action Voltage 24V 9.5W 12W Voltage 48V 6.8W 9W Voltage 11V 3.6W 6W.1.2.3.5 1 2 3 5 1 Current (A).1 1 2 3 5 1 Current (A) Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 1128 2
Limit Switches - Limit Type (PS21L) Metal Body IP66 Cable Gland P = one cable inlet PG13.5 cable gland M = one cable inlet M2x1.5 cable gland N = one cable inlet 1/2 NPT cable gland B = one cable inlet PG11 cable gland A = one cable inlet M16x1.5 cable gland Contact block (Zb type) Ø4/.16 4/.16 22/.87 2/.79 3.3/1.19 55/2.16 PG13.5 M2x1.5 1/2"NPT PG11 M2x1.5 12.5/.49 14.5/.57 32.5/1.28 S11 (1NO+1NC) T2 (2NC) T11 (1NO+1NC) Non overlapping Slow action T2 (2NO) O11 (1NO+1NC) Overlapping S2 (2NC) Ø8/.31 2/.79 75/2.95 12.5/.49.51.98.161 1.3 2.5 4.1 5.6mm.22inches.62.125.22inches 1.6 3.2 5.6mm 2.5.98.144.177.22inches 2.9 4.5 5.6mm 1.5.59 T2 T2 S2.59.122.22inches 1.5 3.1 5.6mm.55.22inches.94 1.3 2.4 1.4 5.6mm.157 4. 5.6mm Conformity / (NC) EN 547 / Plain Metal Plunger Max. Actuation speed.5m/s / 1.64ft/s Code PS21L- P-M Min. force or torque 15N / 3Nm 18.g / 6.349oz 2/.79 25/.98 3 Ø11/.43 31/1.22 86/3.39 12.5/.49 3.5/.14.98.185.299 2.5 4.7 7.6.377inches.125.236.377inches 3.2 6. 4.6.181.28.322.377inches 5.3 8.2 3..118 T2 T2 S2.118.232.377inches 3. 5.9.11.377inches.177 2.5 4.5 2.8.291 7.4.377inches Conformity / (NC) EN 547 / Roller Metal Plunger Max. Actuation speed.3m/s /.98ft/s Code PS21L- PR-M Min. force or torque 12N / 3Nm 19.g / 6.72oz 53/2.28 Ø18/.71 17.5/.69 18/4.25 45/1.77 4/1.57 15/.59 5.5/.22 17 31 47 Conformity / (NC) EN 547 / Ø18 (.71 ) Roller lever Max. Actuation speed 1.5m/s / 4.92ft/s Code Metal roller PS21L- RM-M Min. force or torque.1n /.32Nm Nylon roller PS21L- RT-M 235.g / 8.289oz 69/2.72 Ø5/1.97 17.5/.69 124/4.88 51/2.1 43.5/1.71 9/.35 17 31 47 3 Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 1128 3 T2 T2 S2 17 3 46 Conformity / (NC) / Ø5 (1.97 ) Rubber roller lever Max. Actuation speed 1.5m/s / 4.92ft/s Code PS21L- W-M Min. force or torque.1n /.32Nm 255.g / 8.995oz 3 T2 T2 S2 17 3 46
61/2.4 Ø18/.71 17.5/.69 116/4.57 15.5/.61 5.5/.22 17 31 47 3 T2 T2 S2 17 3 46 Conformity / (NC) / Ø18 (.71 ) Roller internal bent lever Max. Actuation speed 1.5m/s / 4.92ft/s Code Metal roller PS21L- BM-M Min. force or torque.1n /.32Nm Plastic roller PS21L- BR-M 25.g / 8.818oz 61/2.4 Ø18/.71 17.5/.69 116/4.57 48.8/1.92 5.5/.22 17 31 47 Conformity / (NC) / Ø18 (.71 ) Roller external bent lever Max. Actuation speed 1.5m/s / 4.92ft/s Code Plastic roller PS21L- BE-M Min. force or torque.1n /.32Nm 25.g / 8.818oz 45.5...117.5/ 1.79...4.63 Ø18/.71 17.5/.69 1.5...172.5/ 3.96...6.79 45.5/1.79 41/1.61 34/1.34 5.5/.22 42/ 1.65 17 31 47 Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 1128 4 3 T2 T2 S2 17 3 46 Conformity / (NC) / Adjustable lever with Ø18 (.71 ) nylon roller Max. Actuation speed 1.5m/s / 4.92ft/s Code PS21L- R1-M Min. force or torque.1n /.32Nm 245.g / 8.642oz 52/2.5 Ø5/1.97 72.5...131/ 2.85...5.16 17.5/.69 127.5...186/ 5.2...7.32 44.5/1.75 32.5/ 1.28 9/.35 17 31 47 3 T2 T2 S2 17 3 46 Conformity / (NC) / Adjustable lever with Ø5 (1.97 ) rubber roller Max. Actuation speed 1.5m/s / 4.92ft/s Code PS21L- W1-M Min. force or torque.1n /.32Nm 265.g / 9.348oz Ø5/1.97 72.5...131/ 2.85...5.16 17.5/.69 127.5...186/5.2...7.32 59...78/2.32...3.7 51...7/2.1...2.76 42/ 1.65 9/.35 17 31 47 3 T2 T2 S2 17 3 46 Conformity / (NC) / Adjustable lever with adjustable Ø5 (1.97 ) rubber roller Max. Actuation speed 1.5m/s / 4.92ft/s Code PS21L- W2-M Min. force or torque.1n /.32Nm 265.g / 9.348oz 3 T2 T2 S2 17 3 46
Limit Switches - Limit Type (PS21L) Metal Body IP66 Cable Gland P = one cable inlet PG13.5 cable gland M = one cable inlet M2x1.5 cable gland N = one cable inlet 1/2 NPT cable gland B = one cable inlet PG11 cable gland A = one cable inlet M16x1.5 cable gland Contact block (Zb type) Ø4/.16 4/.16 22/.87 2/.79 3.3/1.19 55/2.16 PG13.5 M2x1.5 1/2"NPT PG11 M2x1.5 12.5/.49 14.5/.57 32.5/1.28 S11 (1NO+1NC) T2 (2NC) T11 (1NO+1NC) Non overlapping Slow action T2 (2NO) O11 (1NO+1NC) Overlapping S2 (2NC) 124/4.88 8/.31 Ø7/.28 17.5/.69 179/7.5 44/ 1.73 39.5/ 1.56.51.98.161 1.3 2.5 4.1 5.6mm.22inches.62.125.22inches 1.6 3.2 5.6mm 2.5.98.144.177.22inches 2.9 4.5 5.6mm 1.5.59 T2 T2 S2.59.122.22inches 1.5 3.1 5.6mm.55.22inches.94 1.3 2.4 1.4 5.6mm.157 4. 5.6mm Conformity / (NC) / Stainless steel spring Max. Actuation speed 1.5m/s / 4.92ft/s Code Nylon actuator PS21L- LB-M Min. force or torque.1n / - Stainless steel spring actuator PS21L- LZ-M 245.g / 8.642oz Max. 177.5/6.99 5.5/.22 Ø3/.12 17.5/.69 Max. 232.5/9.15 42/ 1.65 17/6.69.98.185.299 2.5 4.7 7.6.377inches.125.236.377inches 3.2 6. 4.6.181.28.322.377inches 5.3 8.2 3..118 T2 T2 S2.118.232.377inches 3. 5.9.11.377inches.177 2.5 4.5 2.8.291 7.4.377inches Conformity / (NC) / Adjustable rod lever Max. Actuation speed 1.5m/s / 4.92ft/s Code Stainless steel rod Ø3 (.12 ) PS21L- LA-M Min. force or torque.1n /.32Nm Fiberglass rod Ø3 (.12 ) PS21L- LF-M 245.g / 8.642oz Square steel rod 3 (.12 ) PS21L- L3-M Max 257.5/1.14 8/.31 Ø6/.24 17.5/.69 Max 257.5/1.14 44/ 1.73 39.5/ 1.56 195/7.68 17 31 47 Conformity / (NC) / Adjustable Ø6 (.24 ) rod lever Max. Actuation speed 1.5m/s / 4.92ft/s Code Nylon rod PS21L- LN-M Min. force or torque.1n /.32Nm Fiberglass rod PS21L- LG-M 255.g / 8.995oz 3 T2 T2 S2 17 3 46 5 Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 1128
Utilization precautions Plain plunger Correct Incorrect Roller plunger or Roller lever 3 3 Correct 3 Incorrect Incorrect Correct Incorrect Incorrect Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 1128 6
Utilization precautions Electrical connection and mounting Correct Incorrect Incorrect Adjustement Position adjustement of lever Position adjustement of lever and head Free position adjustement 1 in 1 of lever 7 Specifications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 1128