2 Product Specifications
2-6
SAM4S ER-650 SERIES
2-3 Thermal Printer Specifications
2-3 E. Other Component Specification
Item Description
Remark
Type
•
4-Phase 20 Step PM Stepping Motor
Power Supply Voltage
•
8V ~ 8.5V DC
Coil Resistance
•
20
Ω±
1.4
Ω
(25
℃
/Phase)
Current Consumption
•
Peak
: 2A or less
•
Mean
: Approx. 350 mA
Paper Feed Motor
Drive Method
•
Constant-Voltage Driving using 2-2 Phase
Excitation
Number of Heat Element
•
384 Dots
Heat Element Density
•
8 Dots/mm (0.125 mm/Dot)
Typical Resistance Value
•
176
Ω±
4%
Printer Head
Current
•
Approx. 3.1 A
Constant B
•
3950K
±
2%
Resistance Value
•
30
㏀
±
5% (25
℃
)
Temperature Character
•
Rt=R(25)
×
Exp[B
×
{1/(T+273)-1/(25+273)}]
Thermister
Operating Temperature
•
-20
℃
~ 80
℃
Type
•
Reflecting Photo Sensor
Paper End Sensor
Spec
•
SG-2BC (Kodenshi corp.)
Type
•
Micro Switch
Supply Voltage
•
5 VDC
±
5%
Current Rating
•
1A ~ 50 mA
Cover Open
Sensor
Detect Method
•
On when the printer head is load
Table2-5 Other Component Specification
2-3 F. Printer Connector
2-3 F-(a) Cover Open Sensor Pin Assignments
Pin No.
Signal Description
Remark
1 VCC
2 GND
Table2-6 Printer Pin Assignment
All manuals and user guides at all-guides.com
Summary of Contents for ER-650
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Page 68: ...9 Block Diagram 9 2 SAM4S ER 650 SERIES Memo All manuals and user guides at all guides com...
Page 70: ...10 Wiring Diagram 10 2 SAM4S ER 650 SERIES Memo All manuals and user guides at all guides com...
Page 73: ...SAM4S ER 650 SERIES 11 3 11 2 MEMORY PART All manuals and user guides at all guides com...
Page 75: ...SAM4S ER 650 SERIES 11 5 11 4 FISCAL PART All manuals and user guides at all guides com...
Page 78: ...11 8 SAM4S ER 650 SERIES 11 7 KEY SCAN PART Y All manuals and user guides at all guides com...
Page 79: ...SAM4S ER 650 SERIES 11 9 11 8 LCD DISPLAY PART All manuals and user guides at all guides com...
Page 80: ...11 10 SAM4S ER 650 SERIES 11 9 PRINTER PART G G All manuals and user guides at all guides com...
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