Incremental encoders Through hollow shaft ø27 mm 10000...320000 pulses per revolution BHW - HighRes Features –– High resolution programmable encoder –– Optical sensing method –– Max. 320000 pulses per revolution –– Programmable via BISS –– Small profile depth –– Through hollow shaft ø27 mm Technical data - mechanical design Voltage supply 5 VDC ±10 % 10...30 VDC Size (flange) ø80 mm 80 mA (5 VDC, w/o load) 60 mA (24 VDC, w/o load) Shaft type ø27 mm (through hollow shaft) Protection DIN EN 60529 IP 65, IP 42 Operating speed ≤12000 rpm (IP 42) ≤6000 rpm (IP 65) Operating torque typ. 0.0075 Nm (IP 42) 0.03 Nm (IP 64) Consumption typ. Pulses per revolution 10000...320000 Reference signal Zero pulse, programmable Sensing method Optical Output frequency ≤300 kHz (24K) ≤1300 kHz (05A) Materials Housing: aluminium Flange: aluminium Output signals A 90° B, N + inverted Operating temperature -20...+85 °C Output stages Antivalent Push-pull short-circuit proof Relative humidity 95 % non-condensing Resistance DIN EN 60068-2-6 Vibration 10 g, 10-200 Hz DIN EN 60068-2-27 Shock 50 g, 11 ms Connection Connector M23, 12-pin Cable 2 m Weight approx. 500 g Interference immunity DIN EN 61000-6-2 Emitted interference DIN EN 61000-6-3 Approval UL approval / E217823 1 www.baumer.com/motion 13/8/2015 Technical data - electrical ratings Subject to modification in technic and design. Errors and omissions excepted. BHW with through hollow shaft Incremental encoders Through hollow shaft ø27 mm 10000...320000 pulses per revolution BHW - HighRes Part number Accessories BHW 1P. - Connectors and cables Connection 5 Cable 2 m, radial A Connector radial Through hollow shaft BP ø27 mm, IP 42, with clamping ring EP ø27 mm, IP 65, with clamping ring 10130367 Female connector M23, 12-pin, straight, 2 m cable 10118532 Female connector M23, 12-pin, straight, 5 m cable 10107687 Female connector M23, 12-pin, straight, without cable Mounting accessories Pulse number - see table Voltage supply / signals 05A 5 VDC / antivalent (TTL compatible) 24K 10...30 VDC / push-pull short-circuit proof 10252773 Clamp set ø15 mm 10109520 Torque spring 10107540 Torque pin 10130313 Set of spring coupling Programming accessories 10161910 Set of programming tools Pulse number 10000 20000 40000 80000 160000 320000 Other pulse numbers on request. Complementary Linedriver RS422 Output level High >2,4 V (I = -20 mA) Output level Low <0,4 V (I = 20 mA) Load High <20 mA Load Low <20 mA Outputs 24K Push-pull short-circuit protection Output level High >+Vs - 3,7 V (I = -30 mA) Output level Low <2,5 V (I = 30 mA) Load High <30 mA Load Low <30 mA 2 www.baumer.com/motion 13/8/2015 Outputs 05A Subject to modification in technic and design. Errors and omissions excepted. Trigger level Incremental encoders Through hollow shaft ø27 mm 10000...320000 pulses per revolution BHW - HighRes Terminal assignment Cable for connection reference -5 05A Connector M23 male for connection reference -A 05A, 24K 24K Core colour Signals Core colour brown +Vs green CHA red CHA compl. yellow CHB Signals Connector Signals brown +Vs Pin 1 CHA compl. green CHA Pin 2 +Vs – – Pin 3 CHN yellow CHB Pin 4 CHN compl. blue CHB compl. – – Pin 5 CHB pink CHN pink CHN Pin 6 CHB compl. grey CHN compl. – – Pin 7 n.c. white 0V white 0V Pin 8 CHA Cable data 8 x 0.14 mm2 5 x 0.14 mm2 Pin 9 n.c. Pin 10 0V Pin 11 0V Pin 12 +Vs Screen: connected to flange Output signals Push-pull version 24K without CHx complementary signals Counter clockwise rotating direction when looking at the flange. 05A 1 CHA 2 12 7 6 3 4 CHA comp. 9 8 10 11 5 CHB 90° CHN comp. Counter clockwise rotating direction when looking at the flange. 24K CHA CHB CHN 90° 3 www.baumer.com/motion 13/8/2015 CHN Subject to modification in technic and design. Errors and omissions excepted. CHB comp. Incremental encoders Through hollow shaft ø27 mm 10000...320000 pulses per revolution BHW - HighRes Dimensions BHW HighRes cable radial BHW HighRes connector output radial *R=33±1,5 / ø4mm M5 x 8 3 x 120° M5 x 8 3 x 120° ø 45 ø 45 *R=33±1,5 / ø4mm 3 14 60 70 43 1 3 0 -0,03 16 60 3 80 h10 7 70 43 1 0 -0,03 80 h10 Subject to modification in technic and design. Errors and omissions excepted. 3 7 3 4 www.baumer.com/motion 13/8/2015 3 26 ø 27 H7 x 51 * 23 ø 27 H7 x 51 *