1D31-series, economy versions /47 3718 et - 84/3 (47 79 9904 112 31004 9904 112 31104 4-PHASE UNIPOLAR STEPPING MOTORS QUICK REFERENCE DATA permanent magnet version motor type 9904 112 31004 9904 112 31104 performance integrated circuit drive unit obtained with SAA1027 9904 131 03006 Step angle 79 30 7 30 Max. working torque 20 mNm 22 mNm Holding torque 28 mNm 32 mNm Max. pull-in rate 240 steps/s 400 steps/s Max. pull-out rate - 500 steps/s APPLICATION These motors are designed as economy versions. They have six solder tag connections for automated production. TECHNICAL DATA Outlines 7 run out 0,07 max | +145 Fig. 1. November 1983 639904 112 31004 9904 112 31104 ~, catalogue number 9904 112 31004 | 9904 112 31104 Power consumption of motor only 3,8 3,5 W Maximum working torque 20 22 mNm Holding torque 28 32 mNm Torque derating 0,4 0,4 %/K Maximum pull-in rate 240 400 steps/s Maximum pull-out rate _ 500 steps/s Resistance per phase at 20 C 65 11 Q Inductance per phase 100 16 mH Current per phase 175 400 mA Thermal resistance, coil-ambient 13 13 K/W Permissible ambient temperature range 20 to + 70 20 to + 70 oc Permissible storage temperature range 40 to + 100 40 to + 100 o Permissible motor temperature 120 120 oC Insulation resistance at 500 V (CEE 10) >2 >2 MQ Step angle 7 30 7 30 Step angle tolerance, not cumulative + 25 + 25 Number of steps per revolution 48 48 Direction of rotation reversible reversible Rotor inertia 11 11 gcm? Mass 170 170 ) Maximum radia! force 5 5 N Maximum axial force 1,5 1,5 N Bearings slide (bronze) slide (bronze) Connections The connecting tags are marked as shown in Fig. 1 and are connected to the IC or drive unit as shown in the General Section on 4-phase unipolar stepping motors. 50 7282277.1 applied torque (mNm) 0 5 deviation (degrees) Fig. 2 Applied torque versus deviation. i 64 November ve (4-phase unipolar stepping motors 9904 112 31004 9904 112 31104 Motor 9904 112 31004 with integrated circuit SAA 1027 7Z82282 40 torque (mNm) 30 20 10 0 10 30 100 300 1000 3000 steps/s 12,5 37,5 125 375 1250 3750 rev/min Fig. 3 Torque versus stepping rate measured at room temperature. Motor 9904 112 31104 with drive unit 9904 131 03006 40 7282281.1 torque (mNm} 30 20 10 0 10 30 100 300 1000 3000 steps/s 12,5 37,5 125 375 1250 3750 rev/min Fig. 4 Torque versus stepping rate, measured at room temperature. November 19839904 112 31004 9904 112 31104 1,0 7282279 output power (W) 0,75 pull-out 0,50 0,25 10 30 100 300 1000 3000 _steps/s 12,5 37,5 125 375 1250 3750 = rev/min Fig. 5 Output power versus stepping rate measured at room temperature. 66 November 1983STEPPING MOTORS a1 {a2 |a3_ jaa FULL STEP 1 lon lorF lOFF [ON 2 |ON |OFF ION OFF 3 |OFF [oN (ON [OFF | f 4 lore [ON OFF [ON 1 {ON [OFF loFF ION Cw CCW iT 1 f2 {2 31 3| la [a4 YY T ON |OFF |OFF [on | HALF STEP : ON |OFF OFF (OFF ON [oFF fon [oFF OFF |OFF ON [OFF OFF [ON [ON jOFF | OFF [ON [OFF |OFF CW ccw OFF |ON [OFF fon OFF |OFF OFF [ON | ON JOFF jOFF Ion | ~- 7 7295030 Fig. 12c. UNIPOLAR 4 PHASE 1 2 a1 Ss wr a4 3 4 (f ef - 5 6 7 8 1 + lon Jor loFF OFF WAVE DRIVE 2 [OFF lorr JON [OFF 3 |OFE [ON [OFF {OFF | t 4 |OFF OFF |OFF [ON 1 lon fore lore lorr CW CCW stator PQ stator RS an | tH oe resn94 Fig. 13 Principle of half step mode. January 1984Farnell Technical Data Service Pin Connections for 240 Volt ac Synchronous Motors Farnell Electronic Components Limited i i Canal Road. Leeds LS12 2TU Four Phase Unipolar Stepping Motors Tel: Leeds (0532) 636311 Telex. 55147. Connections Clockwise Anti-clockwise Oo- 2 +_ |}__+ 1 7 1(] 50Hz O-1nF 330V ac / (330 40104) 1 ] (| 2 P <= (} 2 2 4 U 1 My? |? 3 oy Phase 1 Phase 2 Phase 3 Phase 4 Common Four Phase Unipolar Stepping Motor (147-878 and 147-879) Noverroer 198440 128 185 25 3 oo 5 3 A =| + =f | asm YG a U | . ' p ae ST. fT I = Gearbox with Synchronous or Gearbox Stepping Motor Fitted Gearbox with 12V dc Without Mounting Ears Servo Motor Fitted j-~- 30 +| 10 i! \ _t D386 33.4 oq - 3938 pt - Hee oe N U eT ' f ols |+ jl 1S 3 ol |- 15> 37 27 12V Geared Motors os 39.5 em It pe 4: Bare te a rs 4 4 | Poot a Mx as _ | | 4 a2 2m on 4 eo Ten 143 951 | oF \ J wt a ee | 7 Ra | | {108 eles 12V de Servo Motor Synchronous or Stepping Motor With Mounting Ears All dimensions in mm Farnell Technical Data Service Gearbox & Motor Dimensions Farnell Electronic Components Limited Canal Road, Leeds LS12 2TU. Tel Leeds (0532) 636311. Telex 55147.