SANEI ELECTRIC INC. 三栄電機株式会社

SM4-31

Features

・Compact and light weight (370g)
・Tough body with rubber molding case design
(1.5m drop resistant durability 2, dust- and water-resistance rating equivalent to IP54 2)
・OLED display for clear visibility under sunlight
・Bluetooth Low Energy support (Android only)
・Max 80mm/sec print speed *1
・Max Φ50mm paper roll diameter
・Easy battery charging via USB-C connector
・Various Drivers and SDK available (Windows, Android and iOS )

*1:DC7.4V, printing ratio 12.5%, at room temperature, standard paper

*2:All figures are results based on our internal test.

＊Specifications are subject to be changed for improvement without notice.

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Specifications

Model	SM4-31W
Printing method	Direct line thermal
Resolution	203dpi　(8dot/mm)
Print width	Max 576dot / 72mm
Paper Width	80mm
Paper Thickness	Receipt 59 to 85um
Paper roll diameter	Max φ50mm
Maximum printing speed	Max 80mm/s
Interface	USB, Bluetooth BLE, Wireless LAN
Characters	Katakana, PC437/850/852/857/858/863/865/866/860/862/864/737 WPC1252/1252_2/1254/1250/1251/CP1253 Available
Font/Dots	9 x 16 dots 12 x 24 dots
Sensor	Paper end sensor, Thermistor, Cover open sensor
Buffer Size	Input buffer: 8k byte Print buffer: 32k byte User memory: 33k byte
Barcode	UPC-A/E, JAN13/8, CODE39/93, ITF, CODABAR, CODE128 GS1 Databar Omni-directional, Truncated, Limited, Stacked, Stacked Omni-directional
2D barcode	QR、MicroQR、MaxiCode、MicroPDF417、PDF417、DataMatrix
Software	Android SDK、iOS SDK、Windows Driver & SDK
Regulation	VCCI/CE/FCC Class-B
Printing life	Pulse activation: 100 million pulses or more Abrasion resistance: 50 km or more *DC7.4V, printing ratio 12.5%, at room temperature, standard paper
Power supply	Battery Pack: Rating DC 7.4V, 2000mAh AC adapter for charging: DC9.0V, 1.3A
Current consumption	Idle: 300 uA or less （Turn off） Standby: 100 mA or less （Graphic display turn off） Paper feed: 500 mA or less Printing: 1.5 A or less （peak approx 3.5 A or less）
Battery life	100m or more Average with a condition of Battery fully charged, continuous print of printing ratio 12.5%, number of charges less than 100 times
Operating environment	Temperature: -10℃ to +50℃ *Guaranteed area for printing: +5˚C to +35˚C Humidity: 20%RH to 80%RH (No condensation) However, on the premise that 80% RH is up to 35℃.
Storage environment	Temperature: -20℃ to +60℃ Humidity: 10%RH to 90%RH (No condensation)
Weight	Approx. 370g (with battery pack, without Paper roll and Belt clip)
Dimensions (W×D×H)	106 x 121.5 x 60.5mm (With elastomer)
Drop impact robustness	1.5m *All figures are results based on our internal test.
Water and Dust resistant	IP54 *All figures are results based on our internal test.
Features	Max.φ50mm paper roll OLED display