www.baumerelectric.com 2. 54 absolute single-turn hollow shaft encoders bosh ? dignalizer ssi features ? high resolution single-turn encoders 18 bit ? ssi interface programmable ? permanent self-test ? reference point programmable ? end hollow shaft general data voltage supply 5 vdc 5% ( 05c ) 10 - 30 vdc ( 24c ) supply current typ. 120 ma (at 5vdc) ( 05c ) no load typ. 50 ma (at 24 vdc) ( 24c ) output circuit ssi, complementary rs 422, binary- and gray code max. resolution 18 bit (1 step = 5??) max. cl ock frequency 1,1 mhz repeatability 0,012 direction of rotation looking at the ? ange, position counts up as the shaft rotates clockwise (cw), programmable max. revolutions mech. 6?000 rpm electr. 6?000 rpm moment of inertia typ. 18,4 x 10 -7 kgm 2 torque typ. 1,75 cnm (3?000 rpm 20 c/ ip 42) product life depending on ambient conditions (typ. 10 9 revolutions) max. protection class ip 65 material housing: aluminum weight approx. 300 g mechanical data ambient conditions temperature range -20...+85 c relative humidity max. 95% non condensing vibration iec 60068-2-6 (sine) ( 100 m/s 2 / 10 - 2?000 hz) 150 min per axis vibration iec 60068-2-64 (random) ( 0,1 g 2 /hz / 20 - 1?000 hz) 30 min per axis shock iec 60068-2-27 ( 500 m/s 2 , 11 ms) 10 pulses per axis and direction noise immunity en 61000-6-2 emitted interference en 61000-6-3 version 5 vdc version 10 - 30 vdc
www.baumerelectric.com 2 2. 55 bosh dignalizer -5 -a -5 -a r34 r2,25 15? 11 58 ? 45,7 21,7 10 12 h7 ?x 20 120? 3x 42 ? m4x6 2 2,2 1 1 15? r34 r2,25 58 ? 27,4 45,7 10 120? 3x m4 x 6 42 ? 12 h7 ?x20 27 ssi 11 r2,25 15? r34 58 ? 9 33 10 2 12 h7 ?x 20 120? 3x 42 ? m4x6 1 1 2,2 15? r 2,25 r34 14,3 58 ? 33 10 27,4 12 h7 ?x20 2 2,2 1 1 120? 3x m4x6 42 ? dimensions connection dimensions version 5 vdc version 10 - 30 vdc
www.baumerelectric.com 2. 56 absolute single-turn hollow shaft encoders bosh ? dignalizer ssi the ssi interface can be used especially for real time signal processing. it is possible to precisely scan the angle informa- tion with the ? rst negative clock. important: the ssi protocol does not start with zeros. nssiclock and nssidata are not symbolized. t = 0,9 to 14 s t2 0,6 s 0,45 s 0,8 * +vs level low < 0,2 * +vs connection v/r*-input with 15 kohms against+vs, zero-input with 15 kohms against 0 v (3 kohms for version 05c ). output signal from dv* connection dv*-output push-pull max. 30 ma (with 10 kohms against +vs for version 05c ) v/r* input to set direction of rotation. input is normally high. v/r*-high corresponds to increasing position values while looking at ? ange and shaft rotation in clockwise direction (cw). v/r*-low corresponds to increasing position values while looking at ? ange and shaft rotation in counter- clockwise direction (ccw). read-in of v/r* voltage occurs during encoder power-on. zero input to set position to zero. input is normally low. zero setting procedure is initiated by a high-pulse (pulse length 100 ms). for maximum disturbance immunity, connect input to 0 v. dv* output for error (data valid). output is low-active, it indicates an error with low-voltage. t=1s/19200 msb lsb 8 data bits, no parity bit start bit stop bit ssiclock nssiclock commands to encoder and setting of parameters multibyte commands* and parameters can be sent by asyn- chronous protocol with parameterized baud rate. the multibyte protocol consists of length byte, address byte, command byte, data bytes and lrc byte. setting of parameters it is always possible to set parameter over the ssi interface, even if the encoder is in operation. for example: - ssi bit format (position resolution) - direction of rotation cw/ccw - mono? op time - interface mode - compensation of propagation time - baud rate for parameter setting and programming - signal code (binary, gray) additional features: - ef? cient error handling - memory for operating time - incremental totalisator (number of rotations) - preset function the response on commands (data/?acknowledge?/?negative acknowledge?) has to be read out at the ssi interface before reading the next position value. reading out of position values and programmable of dignalizer is also possible via pci-board. see chapter accessories. * with endshaft mounting, commands and parameter setting by singlebyte protocol. description on request. length slave address command (memory address), (data) checksum lrc the 8 data bits have are embeded between a start bit (low) and a stop bit (high).
www.baumerelectric.com 2 2. 57 bosh 58s1 /00 1 8 45 3 2 6 7 11 9 10 12 ssi bosh dignalizer assignment cable cable color signals brown +vs (5 vdc) green ssiclock yellow nssiclock pink ssidata grey nssidata black zero red dv* blue v/r* violet n.c. white 0 v cable data 10 x 0,14 mm 2 , pvc, screened, l = 2 m assignment connector 12-pin m23 male pin-number signals 1 nssiclock 2 ssiclock 3 ssidata 4 nssidata 5 zero 6 dv* 7 v/r* 8 n.c. 9 n.c. 10 n.c. 11 +vs 12 0 v for connection reference -a for connection reference -5 accessories connector 12 pin part nr. 116717 clamp set part nr. 110616 spring plate set part nr. 136635 pci-board with galvanic isolation part nr. 139338 see chapter accessories order designation connection resolution supply voltage, output signals 5 cable 2 m radial a connector radial m23 05c 5 vdc ssi interface 24c 10 ? 30 vdc ssi interface shaft b2 hollow shaft 12 mm ip 42 with clamping ring p2 hollow shaft 12 mm ip 65 with clamping ring i2 hollow shaft 12 mm ip 42 with clamping ring and spring plate m2 hollow shaft 12 mm ip 65 with clamping ring and spring plate signal code n binary code g gray code 18 18 bit other versions on request.
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