The Okidata Microline 320 (P/N: GE5253A) and 321 (P/N: GE8253A) are a family of very rugged and versatile dual mode dot matrix printers. They print in high-speed draft mode (300 cps) for financial reports, inventory listings, multi-part forms and labels. When in utility mode (250 cps), invoices, shipping documents and receipts are printed with great accuracy.

Printing Capabilities

Print Method: Impact dot matrix Printhead: 9 pins

Print Speed (Characters per second, cps)

Super Speed Draft (SSD): 360 cps (12 cpi only) High Speed Draft (HSD): 300 cps Utility: 250 cps Near Letter Quality (NLQ): 62.5 cps

Resolution (Characters per line, cpl)

at 10 cpi: 80 cpl (ML320) /136 cpl (ML321) at 12 cpi: 96 cpl (ML320) / 163 cpl (ML321) at 17.1 cpi: 137 cpl (ML320) / 233 cpl (ML321) at 20 cpi: 160 cpl (ML320) / 272 cpl (ML321)

Emulations

E/I Model: Epson FX or IBM Proprinter Standard Model: OKI Microline

Reliability

Mean Time Between Failures (MTBF): 6000 hours at 25% duty cycle and 35% page density Mean Time to Repair (MTTR): 15 minutes Printhead life: 200 million characters on average Ribbon Life: 3 million characters on average

Interface

Centronics parallel standard RS-232C serial optional

Physical Characteristics

Dimensions (W x D x H): 15.7" x 13.6" x 4.6" (ML320) / 21.7" x 13.6" x 4.6" (ML321) Weight: 15.4 Ib. (ML320) / 20.9 lb. (ML321)