DOT IMPACT PRINTER MECHANISMS
DP-420/430

Classification to Dot Impact Printer Mechanism

Classification by "Paper roll width"

58mm 69mm 76mm 38mm+38mm 45mm+45mm

Classification by "Printing color "

Single color (Black) Two colors (Red & Black)

Friction feed or Sprocket feed

Friction feed Sprocket feed

2 Stations

38mm + 38mm 45mm + 45mm

DP-420/430

Paper roll

76mm

Model		DP-420	DP-430
Printing method		Serial impact dot matrix
Printing direction		Bi-directional
Printing speed		Approx. 3.0 lines/sec.
Number of columns		42 columns, 189 dots/line
Font		7 × 7 matrix	7 × 9 matrix
Number of wires		7 pins	9 pins
Character size (W × H)		1.31 × 2.4mm	1.31 × 3.1mm
Character pitch		1.52mm
Line spacing		4.23mm (1/6inch), 2.82mm (1/9 inch), 11.41mm(1/18 inch)
Motor		Voltage: 24V±5% V DC Current: Peak Approx. 1A/ Average less than 0.2A
Reset pulse sensor		Photo interrupter
Dot pulse sensor		Photo interrupter
Home position sensor		Photo interrupter
Paper out sensor		Photo interrupter
Black mark sensor (option)		Photo interrupter
Printing solenoid		Voltage: 24V±5% V DC / Resistance: 17Ω(25°C)
Printing feed solenoid		Voltage: 24V±5% V DC / Resistance: 34Ω(25°C)
Color change solenoid		Voltage: 24V±5% V DC / Resistance: 34Ω(25°C)
Connecting method		FFC or FPC cable
Paper feeding		Friction feed
Printing paper		76±0.5 x φ83mm
Copy		Original + 1 copy
Ink ribbon cartridge		Two colors (Red and Black), Single color (Black)
Paper feeding speed		Approx. 28 lines/sec.
External dimensions (W × D × H)		122 × 92 × 45mm
Weight		Approx. 470g
Operating temp. range		0~50°C
Storage temp. range		-20~70°C
Reliability	Mechanism	MCBF 2.5 million lines
Reliability	Head	80 million characters