Product specifications

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1. INTRODUCTION
The Microline 3320/3321 (ML/Epson/lBM compatible) model printer is a highly reliable, rugged,
high performance desk-top serial dot matrix printer, designed for strong, feature-rich paper
handling, fast throughput, and user friendliness.
The ML3320 (narrow chassis) is compatible with ML Printer, IBM Proprinter lll, EPSON FX-850,
while the ML3321 (wide chassis) is compatible with ML Printer, IBM Proprinter lll XL, EPSON
FX-1050.
Feature of the ML3320/3321 compatible printer include:
— 9-pin single arrangement operator replaceable printhead
— Direct access control panel
— Structured direct access menu for easy set up
— Printhead life: 200M characters (average) in 10 CPl Draft mode at normal 25% duty,
35% page density
— Bidirectional short-line-seeking printing
— Print speed: 387 CPS HSD (all CPl’s)
290 CPS Utility (all CPl’s) SSD 435 CPS (12 CPI Only)
72.5 CPS NLQ (all CPl’s)
— Paperfeed : Top/Rear/Bottom path
Bottom path (with optional push/pull tractor)
Built-in rear push tractor
Friction feed with pinch roller release
Optional pull tractor
Optional bottom push tractor
Optional Cut-Sheet Feeder (single bin/dual bin)
— Paper handling : Automatic sheet loading
Short paper tear-off available by menu selection or TEAR switch
operation
Auto-loading for single sheet and continuous paper
Auto park feature
— Paper copies: 12 – 24 Ib, 5 part
— Re-inking cartridge ribbon
— Standard Centronics compatible parallel interface and optional RS-232C serial interface
— Quiet operation at 52 dBA in a quiet mode and 57 dBA at a normal mode
— 28 kbytes max. receive buffer
— Line feed resolution at 1/6 inch, 1/8 inch, n/72 inch, n/144 n/144 inch, n/216 simulated by
n/288 inch
— Agency approved by CSA, FCC and UL, VDE, BS
— Options: RS-232C Serial Interface
Pull tractor (with acoustic cover)
Bottom push tractor
Cut-Sheet Feeder (CSf)
— Barcode data printing
— Postnet bar code data printing