73 56 mm sq. 103h712 1.8?/step 2-phase stepping motor specifications model one shaft two shafts 103H7121-0140 103h7121-0440 103h7121-0740 103h7123-0140 103h7123-0440 103h7123-0740 103h7124-0140 103h7124-0440 103h7124-0740 103h7126-0140 103h7126-0440 103h7126-0740 holding torque at 2-phase energization n.m or more 0.39 0.39 0.39 0.83 0.83 0.78 0.98 0.98 0.98 1.27 1.27 1.27 rated current a/phase 1 2 3 1 2 3 1 2 3 1 2 3 wiring resistance ? /phase 4.8 1.25 0.6 6.7 1.6 0.77 7 1.7 0.74 8.6 2 0.9 wiring inductance mh/phase 8 1.9 0.8 15 3.8 1.58 12.5 3.1 1.4 19 4.5 2.2 rotor inertia x10 -4 kg? 2 0.1 0.1 0.1 0.21 0.21 0.21 0.245 0.245 0.245 0.36 0.36 0.36 weigh kg 0.47 0.47 0.47 0.65 0.65 0.65 0.8 0.8 0.8 0.98 0.98 0.98 2-phase stepping motor unipolar winding model one shaft two shafts 103h7121-5040 103h7123-5040 103h7126-5040 holding torque at 2-phase energization n.m or more 0.39 0.83 1.27 rated current a/phase 2 2 2 wiring resistance ? /phase 0.65 0.8 1.05 wiring inductance mh/phase 1.9 3.8 4.5 rotor inertia x10 -4 kg? 2 0.1 0.21 0.36 weigh kg 0.47 0.65 0.98 bipolar winding for information on the applicable driver, contact our sales department. -0110 -0410 -0710 -0110 -0410 -0710 -0110 -0410 -0710 -0110 -0410 -0710 -5010 -5010 -5010
+0.5 4- 4.5 0 .0 8 or less 26 or less lead wire ul1430 awg22 305 or more 15.5 1 41.8 0.8 20.6 0.5 56 0.5 4-47.14 0.13 5 1.5 0 .000 6.35 -0.013 0 .00 0 6.35 -0.013 38.1 0.025 74 103H7121-0140/0440/0740/5040 (single shaft) 103h7121-0110/0410/0710/5010 (double shaft) 8 or less 26 or less lead wire ul1430 awg22 305 or more 15.5 1 53.8 0.8 20.6 0.5 5 1.5 0 .000 6.35 -0.013 +0.5 4- 4.5 0 .5 0 .000 6.35 -0.013 0 .000 38.1 -0.025 4-47.14 0.13 56 0.5 103h7123-0140/0440/0740/5040 (single shaft) 103h7123-0110/0410/0710/5010 (double shaft) lead wire ul1430 awg22 15.5 1 63.8 0.8 305 or more 20.6 0.5 5 1.5 0 .000 6.35 -0.013 0 .000 6.35 -0.013 56 0.5 26 or less 4-47.14 0.13 8 or less +0.5 4- 4.5 0 .5 38.1 0.025 dimensions (unit: mm) 103h7124-0140/0440/0740 (single shaft) 103h7124-0110/0410/0710 (double shaft) +0.5 4- 4.5 0 .5 lead wire ul1430 awg22 0 .013 6.35 -0.013 15.5 1 305 or more 75.8 0.8 20.6 0.5 5 1.5 0 .013 6.35 -0.013 38.1 0.025 56 0.5 26 or less 4-47.14 0.13 8 or less 103h7126-0140/0440/0740/5040 (single shaft) 103h7126-0110/0410/0710/5010 (double shaft)
75 torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.1 0.2 0.3 0.4 0.5 0 1 2 3 4 5 0 start torque at j l2 getaway torque at j l1 torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.2 0.4 0.6 0.8 1.0 0 2 4 6 8 10 0 start torque at j l2 getaway torque at j l1 pulse rate - torque characteristics 103H7121-0140 103h7123-0140 sanyo constant current circuit source voltage: dc24v wiring current: 1a/phase, 2-phase energization (full-step) j l1 =0.94x10 -4 kg m 2 (uses rubber coupling) j l2 =0.8x10 -4 kg m 2 (uses direct coupling) sanyo constant current circuit source voltage: dc24v wiring current: 1a/phase, 2-phase energization (full-step) j l1 =0.94x10 -4 kg m 2 (uses rubber coupling) j l2 =0.8x10 -4 kg m 2 (uses direct coupling) torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.1 0.2 0.3 0.4 0.5 0 1 2 3 4 5 0 start torque at j l2 getaway torque at j l1 torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.2 0.4 0.6 0.8 1.0 0 2 4 6 8 10 0 start torque at jl2 getaway torque at j l1 103h7121-0440 103h7123-0440 sanyo constant current circuit source voltage: dc24v wiring current: 2a/phase, 2-phase energization (full-step) j l1 =0.94x10 -4 kg m 2 (uses rubber coupling) j l2 =0.8x10 -4 kg m 2 (uses direct coupling) sanyo constant current circuit source voltage: dc24v wiring current: 2a/phase, 2-phase energization (full-step) j l1 =0.94x10 -4 kg m 2 (uses rubber coupling) j l2 =0.8x10 -4 kg m 2 (uses direct coupling) torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.1 0.2 0.3 0.4 0.5 0 1 2 3 4 5 0 start torque at j l2 getaway torque at j l1 torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.2 0.4 0.6 0.8 1.0 0 2 4 6 8 10 0 start torque at j l2 getaway torque at j l1 103h7121-0740 103h7123-0740 sanyo constant current circuit source voltage: dc24v wiring current: 3a/phase, 2-phase energization (full-step) j l1 =0.94x10 -4 kg m 2 (uses rubber coupling) j l2 =0.8x10 -4 kg m 2 (uses direct coupling) sanyo constant current circuit source voltage: dc24v wiring current: 3a/phase, 2-phase energization (full-step) j l1 =0.94x10 -4 kg m 2 (uses rubber coupling) j l2 =0.8x10 -4 kg m 2 (uses direct coupling) 2-phase stepping motor
76 torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.2 0.4 0.6 0.8 1.0 0 2 4 6 8 10 0 getaway torque at j l1 start torque at j l2 torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.4 0.8 1.2 1.6 2 0 4 8 12 16 20 0 start torque at j l2 getaway torque at j l1 pulse rate - torque characteristics 103h7124-0140 103h7126-0140 sanyo constant current circuit source voltage: dc24v wiring current: 1a/phase, 2-phase energization (full-step) j l1 =2.6x10 -4 kg m 2 (uses rubber coupling) j l2 =2.6x10 -4 kg m 2 (uses direct coupling) sanyo constant current circuit source voltage: dc24v wiring current: 1a/phase, 2-phase energization (full-step) j l1 =2.6x10 -4 kg m 2 (uses rubber coupling) j l2 =2.6x10 -4 kg m 2 (uses direct coupling) torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.2 0.4 0.6 0.8 1.0 0 2 4 6 8 10 0 getaway torque at j l1 start torque at j l2 torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.4 0.8 1.2 1.6 2 0 4 8 12 16 20 0 start torque at j l2 getaway torque at j l1 103h7124-0440 103h7126-0440 sanyo constant current circuit source voltage: dc24v wiring current: 2a/phase, 2-phase energization (full-step) j l1 =2.6x10 -4 kg m 2 (uses rubber coupling) j l2 =2.6x10 -4 kg m 2 (uses direct coupling) sanyo constant current circuit source voltage: dc24v wiring current: 2a/phase, 2-phase energization (full-step) j l1 =2.6x10 -4 kg m 2 (uses rubber coupling) j l2 =2.6x10 -4 kg m 2 (uses direct coupling) torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.2 0.4 0.6 0.8 1.0 0 2 4 6 8 10 0 getaway torque at j l1 start torque at j l2 torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.4 0.8 1.2 1.6 2 0 4 8 12 16 20 0 start torque at j l2 getaway torque at j l1 103h7124-0740 103h7126-0740 sanyo constant current circuit source voltage: dc24v wiring current: 3a/phase, 2-phase energization (full-step) j l1 =2.6x10 -4 kg m 2 (uses rubber coupling) j l2 =2.6x10 -4 kg m 2 (uses direct coupling) sanyo constant current circuit source voltage: dc24v wiring current: 3a/phase, 2-phase energization (full-step) j l1 =2.6x10 -4 kg m 2 (uses rubber coupling) j l2 =2.6x10 -4 kg m 2 (uses direct coupling)
77 torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.1 0.2 0.3 0.4 0.5 0 1 2 3 4 5 0 start torque at j l2 getaway torque at j l1 torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.2 0.4 0.6 0.8 1.0 0 2 4 6 8 10 0 start torque at j l2 getaway torque at j l1 pulse rate - torque characteristics 103h7121-5040 103h7123-5040 sanyo constant current circuit source voltage: dc24v wiring current: 2a/phase, 2-phase energization (full-step) j l1 =0.94x10 -4 kg m 2 (uses rubber coupling) j l2 =0.1x10 -4 kg m 2 (pulley balancer method) sanyo constant current circuit source voltage: dc24v wiring current: 2a/phase, 2-phase energization (full-step) j l1 =0.94x10 -4 kg m 2 (uses rubber coupling) j l2 =0.21x10 -4 kg m 2 (pulley balancer method) torque (kgf-cm) torque (n-m) 0.1 1 10 100 pulse rate (kpulse/s) 1000 2000 3000 5000 100 number of rotations (min -1 ) 0.4 0.8 1.2 1.6 2 0 4 8 12 16 20 0 start torque at j l2 getaway torque at j l1 103h7126-5040 sanyo constant current circuit source voltage: dc24v wiring current: 2a/phase, 2-phase energization (full-step) j l1 =2.6x10 -4 kg m 2 (uses rubber coupling) j l2 =0.33x10 -4 kg m 2 (pulley balancer method) 2-phase stepping motor
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