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8. MECHANICAL SPECIFICATION
8.1 Printer Mechanism
(1) Print method Line thermal printing
(2) Number of dot 384 dot/line
(3) Head density 8 dot/mm
(4) Print width 48 mm
(5) Sensors Head temperature Thermistor
Paper end Photo Interrupter
Head-up Mechanical switch
(6) Paper Paper width 58 mm+0/–1
Paper thickness 65 µm
Recommended paper TF50KS-E2D (Nippon Paper)
Outside diameter Max 40 mm or 50 mm (by model)
(7) Paper feed force 0.49N or more
(8) Paper keep force 0.78N or more
(9) Reliability Head life 6 million lines (Room temperature normal humidity)
100 million pulses
50 km
MCBF 15 million lines (Duty 12.5%)
8.2 Card Reader
(1) Supported track ISO (JIS) 1, 2, 3
(2) Card thickness 0.76 mm +/–0.08 mm
(3) Specifications of each track
TrackISO-1 ISO-2 ISO-3
Record density 210 BPI 75 BPI 210 BPI
Record capacity 79 characters (7 bits) 40 characters (5 bits) 107 characters (5 bits)
8.3 Lifetime of Mechanical Parts
Power switch: 45,000 times (30 times/day × 300 days × 5 years)