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Receipt Printer

MECHANISM

High performance and Compact Printer mechanism

FEATURE

    - High Speedy and Quality Printing
    - Durability and Low noise
    - Easy Paper loading
    - Cover closed sensor (switch) to increase the accuracy

application

Model STM-280H/280HN STM-280V/280VN STM-281VN
Printing Format Total number of dots 384 dots/dot line 384 dots/dot line 384 dots/dot line
Dot Pitch (mm) Vertical Direction 0.125 Vertical Direction 0.125 Vertical Direction 0.125
Horizental Direction 0.125 Horizental Direction 0.125 Horizental Direction 0.125
Character Structure 12(W) x 24(H)mm 12(W) x 24(H)mm 12(W) x 24(H)mm
Character Size 1.5(W) x 3.0(H)mm 1.5(W) x 3.0(H)mm 1.5(W) x 3.0(H)mm
Number of Columns 32 32 32
Available Printing Width 48mm 48mm 48mm
Printing Speed Max. 100mm/sec Max. 100mm/sec Max. 100mm/sec
Printing Direction Unidirection with friction feed Unidirection with friction feed Unidirection with friction feed
Paper Feeding Feeding Method Friction Feed
(Drop In Type)
Friction Feed
(Drop In Type)
Friction Feed
(Drop In Type)
Minimum Feed Pitch 0.0625mm 0.0625mm 0.0625mm
P/Supply Voltage Power Supply Voltage 6 ~ 9.5V 6 ~ 9.5V 6 ~ 9.5V
Minimum Feed Pitch 3.3V, 5V DC±5% 3.3V, 5V DC±5% 3.3V, 5V DC±5%
TPH Heat Element Density 8 dots/mm
(0.125 mm/dot)
8 dots/mm
(0.125 mm/dot)
8 dots/mm
(0.125 mm/dot)
Total number of head elements 384 dots/line 384 dots/line 384 dots/line
Heat Element typical resistance value 176 Ω ± 4% 176 Ω ± 4% 176 Ω ± 4%
Available printing width 48 mm 48 mm 48 mm
Line Feed Motor PM type stepping motor PM type stepping motor PM type stepping motor
Sensors Head Temperature Thermistor Thermistor Thermistor
Paper end sensor Reflection Photo Sensor Reflection Photo Sensor Reflection Photo Sensor
Printer Cover Open Sensor

STM-280H: Micro switch

STM-280HN: None

STM-280V: Micro switch

STM-280VN: None

None
Paper Feeding Paper Type Single-Ply Thermal Paper Roll Single-Ply Thermal Paper Roll Single-Ply Thermal Paper Roll
Paper Size 57.5 mm ±0.5mm(W)
x Max Ø70mm or less
57.5 mm ±0.5mm(W)
x Max Ø70mm or less
57.5 mm ±0.5mm(W)
x Max Ø70mm or less
Reliability Life 15,000,000 lines 15,000,000 lines 15,000,000 lines
MCBF 37,000,000 lines 37,000,000 lines 37,000,000 lines
TPH 1x108 Pulse, 50Km 1x108 Pulse, 50Km 1x108 Pulse, 50Km
Dimensions 30(W)x15(H)x69.5(L)mm 15(W)x30(H)x69.5(L)mm 19.7(W)x31.5(H)x69.5(L)mm

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