Custom Audio Electronics MT2460, Руководство пользователя

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5 STEPPER MOTOR
The paper feed pitch for stepper motor is 2 steps for one dotline (1) .
(1) Note: 1 dotline = 0.125 mm.
5.1 Technical speci fi cations
ITEM SPECIFICATION
Drive voltage DC 24 V
No. of phases 2
Drive mode Bipolar drive
Step angle 18° ± 10%
Rated current 350 mA / Phase
Resistance 12 Ω ± 7% at 25 °C (each phase)
Inductance 5.7 mH ± 25% at 25°C (1kHz. 1Vrms )
Holding torque 85 gf-cm MIN
Pull-out torque 45 gf-cm MIN
Insulation resistance 100 M Ω MIN (500 Vdc)
Insulation class Class E
Dielectric strength 5 mA (at 600V AC 1.0 sec.)
Life 210 Hr min.
Maximum coil temperature 115°C
5.2 Excitation sequence
The motor is driven in the forward direction if its excitation phases are switched as per the following steps:
(PH2B)
(PH1B)
(PH1A)
(PH2A)
H
L
H
L
H
L
H
L
STEP1 STEP2 STEP3 STEP4
1 dot line
Excitation Voltage Waveforms
SEQUENCE
SIGNAL
PH2B PH1B PH1A PH2A
Step1
High Low Low High
Step2
High Low High Low
Step3
Low High High Low
Step4
Low High Low High
5. STEPPER MOTOR
User Manual
MT2460 19