I&E - OEM Hardware Components Since 1977

Impact Mechanisms Directory

MP-320 Sprocket-feed Series

Features

Sprocket model

Bi-directional high speed printing : 4.2, 3.6, 3.2 line/sec.

Stepping motor allows fast and smooth paper feed

High durability:
MCBF : 10 million lines, Head : 100 million characters

Auto-cutter on MP352S

Description

The MP320 series are sprocket versions of the high quality MP300 series friction feed models. Like the 300 series, these sprocket mechanisms feature a compact design, graphics printing and a high 8 million line MCBF.

MP-320 Series Product Manuals


Specifications
Mechanism Model:		MP321S-24	MP322S-24-A	MP323S-24-A
Mechanism Model:		MP321S-24	MP352S-24-A	MP323S-24-A

Print method		9-pin serial impact dot matrix	9-pin serial impact dot matrix	9-pin serial impact dot matrix
Print direction		Bi-directional	Bi-directional	Bi-directional
Control board		BD300SC/SD	BD300SC/SD	BD300SC/SD
Number of columns		28 (12CPI)	40 (15CPI)	35 (15CPI)
Character font		7 x 9 or 5 x 9	7 x 9 or 5 x 9	7 x 9 or 5 x 9
Dot pitch (mm)		0.417(H)	0.330 (H)	0.330 (H)
Dot pitch (mm)		x0.353(V)	x 0.353 (V)	x 0.353 (V)
Total number		140	200	175
of dots		140	200	175
Print speed		4.2 lines / sec.	3.2 lines / sec.	3.6 lines / sec.
Paper feed speed		Approx.3 inches / sec.	Approx.3 inches / sec.	Approx.3 inches / sec.
Line spacing		1 / 72"	1 / 72"	1 / 72"
Carriage	Type	DC motor	DC motor	DC motor
motor	Supply voltage	DC24V ±1.2V	DC24V ±1.2V	DC24V ±1.2V
	Start	Max.2A	Max.2A	Max.2A
	current
	Average current	Approx. 0.2A	Approx. 0.2A	Approx. 0.2A
Paper feed	Type	PM type stepping motor	PM type stepping motor	PM type stepping motor
motor	Supply voltage	DC24V±1.2V in operation	DC24V±1.2V in operation	DC24V±1.2V in operation
	Supply voltage	DC4.2V in idle	DC4.2V in idle	DC4.2V in idle
	Average current	Approx. 0.5A	Approx. 0.5A	Approx. 0.5A
	Holding current	Approx.0.15A	Approx.0.15A	Approx.0.15A
Print head	Supply voltage	DC24V ±1.2V	DC24V ±1.2V	DC24V ±1.2V
	Current	0.9A solenoid ( for 24 VDC, 340µs )	0.9A solenoid ( for 24 VDC, 340µs )	0.9A solenoid ( for 24 VDC, 340µs )
	Pulse Å width	340 ±5µs	340 ±5µs	340 ±5µs
Ink	Type	Cartridge cassette	Cartridge cassette	Cartridge cassette
ribbon	Life	RC300P(Purple)6million	RC300P(Purple)6million	RC300P(Purple)6million
	(characters)	RC300B(Black)1.6million	RC300B(Black)1.6million	RC300B(Black)1.6million
Paper	Media	Sprocket fanfold	Sprocket fanfold	Sprocket fanfold
	Type	Ordinary and carbonless copy paper	Ordinary and carbonless copy paper	Ordinary and carbonless copy paper
	Width	3"(76mm)	3.5"(89mm)	3"(76mm)
	Width	3.5"(89mm)	3.5"(89mm)	3.5"(89mm)
	Thickness	0.07mm to 0.10mm (Single copy)	0.07mm to 0.10mm (Single copy)	0.07mm to 0.10mm (Single copy)
	Copies	Three ply-max. 0.2mm	Three ply-max. 0.2mm	Three ply-max. 0.2mm
	Copies	Each paper should be 0.05mm to 0.08mm in thickness	Each paper should be 0.05mm to 0.08mm in thickness	Each paper should be 0.05mm to 0.08mm in thickness
Reliability	MCBF	10 million lines	10 million lines	10 million lines
	Print head	100 million	100 million	100 million
	Print head	characters	characters	characters
Operating conditions		0°C to 50°	0°C to 50°	0°C to 50°
		10% to 80% RH	10% to 80% RH	10% to 80% RH
		(w/o condensation)	(w/o condensation)	(w/o condensation)
Storage conditions		-20°C to 70°C	-20°C to 70°C	-20°C to 70°C
		5% to 95% RH	5% to 95% RH	5% to 95% RH
		(w/o condensation)	(w/o condensation)	(w/o condensation)
Voltage	Mechanism	25V±5% / 1.7A(Chemical capacitor is required)	25V±5% / 1.7A(Chemical capacitor is required)	25V±5% / 1.7A(Chemical capacitor is required)
Voltage	Logic	5V ±10%, 220mA	5V ±10%, 220mA	5V ±10%, 220mA
Weight		0.775kg (MP352S:1.03kg)	0.775kg (MP352S:1.03kg)	0.775kg (MP352S:1.03kg)