Incremental Encoders Economy, optical 3700 / 3720 (Shaft / Hollow shaft) Push-Pull / RS422 The incremental economy encoders type 3700 / 3720 with optical sensor technology are a particularly compact and economical solution. The carbon-fibre reinforced plastic housing of these incremental encoders is, nevertheless, extremely robust and resistant. RoHS IP Magnetic field Reverse polarity Short-circuit High IP value Optical sensor proof protection proof Reliable Versatile Tube Tech cable outlet with extremely high strain relief Through hollow shaft up to 8 mm Ideal for outdoor use thanks to high IP protection Compact size of only 37 mm Up to 1024 pulses per revolution If for each parameter of an encoder the underlined preferred option is selected, Order code 8.3700 . X X X X . XXXX then the delivery time will be 10 working days for a maximum of 10 pieces. Type a b c d e Shaft version Qts. up to 50 pcs. of these types generally have a delivery time of 15 working days. 2) a c d e Flange Output circuit / Power supply Type of connection Pulse rate 1 = without fixing attachment 1 = RS422 / 5 V DC 5 % 1 = axial cable (1 m PVC cable) 10, 16, 20, 25, 36, 40, 50, 60, 80, 100, A = flange adapter, mounted 3 = Push-Pull (with inverted signal) / 2 = radial cable (1 m PVC cable) 120, 125, 180, 200, 250, 300, 360, 400, 5 ... 30 V DC 3 = axial cable (2 m PVC cable) 500, 512, 1000, 1024 b Shaft ( x L), with flat 4 = Push-Pull (with inverted signal) / 4 = radial cable (2 m PVC cable) (e.g. 360 pulses => 0360) 1 = 4 x 12,5 mm 10 ... 30 V DC 5 = axial cable (3 m PVC cable) Other pulse rates on request 2 = 5 x 12,5 mm 6 = radial cable (3 m PVC cable) Stock types 3 = 6 x 12,5 mm 7 = axial cable (5 m PVC cable) 8.3700.1332.0050 8.3700.1332.1000 4 = 6,35 (1/4) x 12,5 mm 8 = radial cable (5 m PVC cable) 8.3700.1332.0360 8.3700.1332.1024 6 = 8 x 12,5 mm 8.3700.1332.0500 If for each parameter of an encoder the underlined preferred option is selected, Order code 8.3720 . X X X X . XXXX then the delivery time will be 10 working days for a maximum of 10 pieces. Type a b c d e Qts. up to 50 pcs. of these types generally have a delivery time of 15 working days. Hollow shaft 2) a c d e Flange / through hollow shaft Output circuit / Power supply Type of connection Pulse rate 1 = with short torque stop 1 = RS422 / 5 V DC 5 % 1 = radial cable (1 m PVC cable) 10, 16, 20, 25, 36, 40, 50, 60, 80, 100, 2 = with long torque stop 3 = Push-Pull (with inverted signal) / 2 = radial cable (2 m PVC cable) 120, 125, 180, 200, 250, 300, 360, 400, 5 = with stator coupling double-winged 5 ... 30 V DC 6 = radial cable (3 m PVC cable) 500, 512, 1000, 1024 4 = Push-Pull (with inverted signal) / 8 = radial cable (5 m PVC cable) (e.g. 360 pulses => 0360) b Hollow shaft 10 ... 30 V DC Other pulse rates on request 1 = 4 mm Stock types 2 = 5 mm 8.3720.5631.0360 8.3720.5611.1024 3 = 6 mm 8.3720.5631.1000 4 = 6,35 mm (1/4) 8.3720.5631.1024 6 = 8 mm Mounting accessory for shaft encoders Coupling Bellows coupling 19 mm for shaft 6 mm 8.0000.1201.0606 Further accessories can be found in the Accessories section or in the Accessories area of our website at: www.kuebler.com/accessories. Additional connectors can be found in the Connection Technology section or in the Connection Technology area of our website at: www.kuebler.com/connection technology. 1) Tube Tech cable outlet guarantees 10 x higher strain relief than traditional cabling methods plus higher IP-Protection. Other cable lengths are available on request. 50 www.kuebler.com 12/20103 0 3 0 Incremental Encoders Economy, optical 3700 / 3720 (Shaft / Hollow shaft) Push-Pull / RS422 Mechanical characteristics Electrical characteristics -1 Speed max. 6 000 min Output circuit RS422 Push-Pull Push-Pull 4) 4) (TTL compatible) (7272) (7272) -6 2 Rotor moment of inertia shaft version approx. 0.4 x 10 kgm -6 2 hollow shaft version 1.4 x 10 kgm Supply voltage 5 V (5%) 5 ... 30 V DC 10 ... 30 V DC Starting torque Power consumption with typ. 40 mA / typ. 50 mA/ typ. 50 mA/ shaft version < 0.007 Nm inverted signal (no load) max. 90 mA max. 100 mA max. 100 mA hollow shaft version < 0.01 Nm Permissible load / channel max. 20 mA max. 20 mA max. 20 mA Shaft load capacity radial 20 N Pulse frequency max. 250 kHz max. 250 kHz max. 250 kHz axial 10 N Signal level high min. 2.5 V min. U - 2.0 V min. U - 2.0 V B B Weight approx. 0.1 kg low max. 0.5 V max. 0.5 V max. 0.5 V Protection to EN 60529 bearings, shaft IP65 Rising edge time t max. 200 ns max. 1 s max. 1 s r cable outlet IP67 Falling edge time t max. 200 ns max. 1 s max. 1 s f EX approval for hazardous areas optional Zone 2 and 22 Short circuit proof 1) Working temperature range -20C ... +70C 2) 3) outputs yes yes yes Materials shaft / hollow shaft stainless steel Reverse connection housing, flange PPA, 40% CF of the supply voltage no no yes (carbon fibre) UL-certified File 224618 cable PVC CE compliant acc. to EN 61000-6-2, EN 61000-6-4 and EN 61000-6-3 2 Shock resistance acc. to EN 60068-2-27 1000 m/s , 6 ms RoHS compliant acc. to EU guideline 2002/95/EG 2 Vibration resistance acc. to EN 60068-2-6 100 m/s , 10 ... 2000 Hz Terminal assignment Signal 0V +UB A B 0 Cable colour WH BN GN YE GY PK BU RD Dimensions shaft version Adapting flange Type A 28 20 28 20 A 2, 5 2, 5 m m 2 2 2 2 7,1 +0.3 5 +0.1 5 5 3 mi n. R7 0 mi n. R7 0 +0.2 A 12,5 12,5 8,6 1 1 1 Cable 1, 2, 3 or 5 m long D 4 5 6 7 1/4 8 2 M3, 6 deep m 3.7 4.6 5.5 6.5 5.8 7.5 Mounting advice The flanges and shafts of the encoder and drive should not both be rigidly coupled together at the same time We recommend the use of suitable couplings (see Accessories section). 1) For versions with push-pull output and 3) Only one channel allowed to be shorted-out: supply voltage >15 V DC: max. 55C If U = 5 V short circuit to channel, 0 V, or +U is permitted. B B 2) If supply voltage correctly applied. If U = 5 ... 30 V short circuit to channel or 0 V is permitted. B 4) Max. recommended cable length 30 m 12/2010 www.kuebler.com 51 3 0 0 , 1 3 0 0 , 1 60 33 0,1 120 30 0,1 3 6 , 8 3 4 , 2 2 0 D h 7 3 6 , 8 3 4 , 2 2 0 D h 7 L 2 0 L 2 0 -0.0 4 -0.0 4 20,5 15 M3 (3x) 6,5 20 f8 40 Incremental Encoders