OKI Microline 320FB 9-pin 106 column Flatbed (straight through) printer.

9-Pin dot matrix printer aimed at general administration - particularly reception areas and applications that can use flatbed feed such as airline and finance counters.

  • High durability 9 pin head with a 200 million character life
  • Parallel interface as standard
  • RS232 Serial version available
  • 2 million character ribbon life
  • Up to 5 part forms, 1 original and 4 copies

The ML320FB appears in a 24 pin version as the ML390FB. The more complicated 24 pin printhead is a bit slower but does give higher print resolution of 240 x 360 dpi.

The ML320 and ML321 are more conventional dot matrix designs designed for rear and bottom feed.

Control:

Touch-Buttons and lights at the right hand side of the printer.

Duty Cycle:

Base model MTBF 5,000 hours

Ribbon life: 2 million characters in utility mode at 10cpi (re-inking cartridge)

Printhead life: 200 million characters

360 characters per second at 12 dpi.

Super speed (12cpi) - 360 cps

High speed draft (12cpi & 10cpi) - 360cps; 300cps

Utility (10cpi) - 250cps

Near letter quality - 63cps

Fastest print speed - 360cps

Up to 240 x 216 dpi

Carriage Widths: at 10 cpi 106 colums

In compressed mode 212 columns

Character Pitch: 10/12/15/17/20 pitch & proportional

Typeface & Font: LLQ-Courier, NLQ-Sans Serif, High Speed Draft, Utility

Typestyles: Emphasised, Enhanced, Double Width, Double Height, Italics, Bold, Superscript, Subscript, Underline, Overscore

Paper Handling:

Flatbed design taking standard papers and some cardstock.

Standard Paper Width: 76 to 305mm

Paper Handling Methods: Paper parking, Autoload single sheet, Push tractors

Car stock weights: 45 - 189 gsm

First print line from page top: 0.5mm

Optional Paper Handling: Single bin cut- sheet feeder

Memory:

Standard buffer 23KB (reduced buffer) 15KB normal

Interface:

Standard Interfaces: Centronics Parallel

Optional Interfaces: Serial RS 232C/RS 422/Current Loop

Emulations: Epson FX, IBM ProPrinter.

Power:

230V AC Frequency 50/60Hz.

Dimensions:

ML 320 Narrow Version 200 x 465 x 343mm

Acoustic Noise:

9.5dB(A)

Consumables:

Ribbon (Life 2 million characters in utility mode at 10cpi (re-inking cartridge))

Printhead (Life 200 million characters)

Spares:

Operator Panel - 4YA4053-2291G1

Logic Boards - 4YA4053-3211G101

Power Supplies - 4YB4049-7009P3

Line Feed Motor - 3PB4053-1982P1

Space Motors - 4YX4025-1800G3

Interface Board - 09002351

Options and Accessories:

Single bin sheet feeder

Serial RS 232C/RS 422/Current Loop Interface:

There is no specific Network print server. The OkiLAN 7120E is used with the ML3320/21, ML3390/91 etc which may be an additional argument for those models. Otherwise any Parallel print server may work.

Copyright G & J Huskinson & MindMachine Associates Ltd 2013, 2015. Some pictures derived from OKI User and Service guides. These technical pages do not constitute an offer for sale; just our knowledge at the time of writing. See the catalog. Sales pages on this Web site use cookies to store user information. We also use Google Analytics to track site usage patterns.