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Printer Specifications
Print Method Impact dot matrix
Printhead 24 pin
Print speed
Utility 360 CPS (characters per second) at 12 CPI
Letter quality 120 CPS at 12 CPI
Characters per line ML590 Elite ML591 Elite
at 10 CPI 80 136
at 12 CPI 96 163
at 15 CPI 120 204
at 17.1 CPI 137 233
at 20 CPI 160 272
Reliability
Mean time between failures 6000 hours at 25% duty cycle, 35% page density
Mean time to repair 15 minutes
Printhead life 200 million characters
Ribbon life 4 million characters (black ribbon)
Electrical characteristics
Voltage 230 VAC (+6%, -14%), 240 VAC (±10%)
Frequency 50/60 Hz at ± 2%
Interface Centronics parallel standard
RS-232C/RS-422A serial optional
Dimensions ML590 Elite ML591 Elite
Size Depth 380mm (14.96 inch) Depth 380mm (14.96 inch)
Width 431mm (16.97 inch) Width 585mm (23.03 inch)
Height133mm (5.24 inch) Height 133mm (5.24 inch)
Weight 6.5 kg 8.6 kg
Paper Specifications
Width 76.2 mm to 254.0 mm (3 inch to 10 inch) ML590
76.2 mm to 406.4 mm (3 inch to 16 inch) ML591