TM-T90 Specifications . dpi: dots per 25.4 mm (dots per inch) *1: Users in areas other than North America cannot use an interface board that has a power source. *2: Be sure to use a safety-standards-applied power source that meets the following specifications. Rated output: 24 V/2.0 A or more, Maximum output: 240 VA or less Print method Thermal line, 0.141 mm/dot × 0.141 mm/dot (180 dpi × 180 dpi) Print font 12 × 24/9 × 17 Columns 12 × 24/9 × 17: 42/56 (when the roll paper width is 80 mm) Print width 72.2 mm {2.84"}, 512 dot positions (when paper width is 80 mm) Character size (W × H) 12 × 24:
Normal/double-high/double-width/quadruple 1.692 × 3.384 mm/1.692 × 6.768 mm/3.384 × 3.384 mm/3.384 × 6.768 mm {0.07 × 0.13"/0.07 × 0.27"/0.13 × 0.13"/0.13 × 0.27"} 9 × 17: Normal/double-high/double-width/quadruple 1.269 × 2.397 mm/1.269 × 4.794 mm/2.538 × 2.397 mm/2.538 × 4.794 mm {0.05 × 0.09"/0.05 × 0.19"/0.10 × 0.09"/0.10 × 0.19"} Character sets 95 alphanumeric, 37 international characters, 128 × 11 graphic Print speed Normal: Maximum: 170 mm/s {6.69"/s} Ladder bar code or two-dimensional code printing: Maximum: 100 mm/s {3.94"/s} Four-divided energizing: Maximum: 70 mm/s {2.76"/s} Two-color printing: Maximum:
100 mm/s {3.94"/s} Paper feed speed Approximately 170 mm/s {6.69"/s} Line spacing 4.23 mm {1/6"} Paper dimensions 80 mm (factory setting): 79.5 ± 0.5 × max 102 mm {3.13 ± 0.02 × 4"} 60 mm: 59.5 ± 0.5 × max 102 mm {2.34 ± 0.02 × 4"} 58 mm: 57.5 ± 0.5 × max 102 mm {2.26 ± 0.02 × 4"} Thermal paper type ENTPA series Interface (compatible)*1 Serial (RS-232)/Bi-directional parallel (IEEE 1284) Dealer option: Serial (RS-485), USB, Ethernet (10BASE-T/100BASE-TX) Receive data buffer 4 KB/45 bytes D.K.D. function 2 drives Power supply*2 +24 VDC ± 7% Current consumption Normal: Approximately 1.7 A Temperature Operating: 5 to 45°C {41 to 113°F}, Storage:
–10 to 50°C {14 to 122°F} Humidity 10 to 90% Reliability MTBF: 360,000 hours, MCBF: 70,000,000 lines (single-color thermal paper used), 35,000,000 (two-color thermal paper used) Overall dimensions 148 × 140 × 201 mm {5.83 × 5.51 × 7.91"} (H × W × D) Weight (mass) Approximately 1.8 kg {3.97 lb}