3.7 Print Head Specifications

(1)Basic Specifications

Item

Specifications

 

 

 

 

 

 

 

 

Supply voltage

24 VDC ± 2.4 V

 

 

Response frequency

Max. 900 Hz

 

 

Energized time

See below

 

 

Coil resistance

14.7 ± 0.4 (includes cable resistance)

 

 

Peak current

1.0 A/solenoid (for 24 VDC, 375 s)

 

 

Timing

Energizing is begun at the fall of the output signal of timing signal 1.

 

 

Energizing cycle shall be 2 pulses or more of timing signal 1.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Typ.

Max.

 

 

 

 

 

 

 

 

Peak current

 

1.0 A

1.1 A

 

 

 

 

 

 

 

 

Condition

 

24 V

26.4 V

 

 

 

 

375 s

340 s

 

 

 

 

 

 

Transistor’s turn off delay time (td): 2 s

Fig. 3-9 Current waveform

 

(s)

 

 

 

 

 

415

 

 

 

 

Time

395

 

 

 

 

Energizing

375

 

 

 

 

 

 

 

 

 

 

355

 

 

 

 

 

340

 

 

 

 

 

21.6

22.8

24

25.2

26.4 (V)

 

 

 

Voltage

 

 

Fig. 3-10 Head Energizing Time - Head Power Supply Voltage

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Image 17
Star Micronics MP111MP-24G-A, MP115MP-24G-A Print Head Specifications, Transistor’s turn off delay time td 2 ∝ s