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Related Manuals for Custom Engineering MT002-1
Summary of Contents for Custom Engineering MT002-1
- Page 1 MT002-1 MT002-1 USER MANUAL...
- Page 2 All rights reserved. Total or partial reproduction of this manual in whatever form, whether by printed or elec- tronic means, is forbidden. While guaranteeing that the information contained in it has been carefully checked, CUSTOM ENGINEERING SPA and other entities utilized in the realization of this manual bear no responsibility for how the manual is used.
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Page 3: Table Of Contents
4.6 Timing chart ............................4-4 4.7 Thermistor ............................4-5 4.7.1 Thermistore Curves .........................4-5 5 STEPPER MOTOR ............................5-1 5.1 Technical specifi cations ........................5-1 5.2 Excitation sequence ...........................5-1 5.3 Precaution ............................5-2 6 SENSOR ..............................6-1 6.1 graphics of typical characteristics .......................6-2 7 DIMENSIONS .............................7-7 MT002-1 i User Manual... - Page 4 TABLE OF CONTENTS ii MT002-1 User Manual...
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Page 5: Introduction
PAPER FEED METHOD Friction feed, 1 dot line / 2pulse, bipolar HEAD TEMPERATURE SENSOR Thermistor PAPER DETECTION Photo interrupter refl essive MAXIMUM NUMBER OF DOTS ACTIVATED AT A TIME DOT RESISTANCE (RAV) 176 Ω ±4% NUMBER OF STROBES MT002-1 1-1 User Manual... - Page 6 = 8,5 V SUPPLY VOLTAGE = 7 V SUBSTRATE TEMPERATURE 65 °C ENVIRONMENT OPERATING TEMPERATURE RANGE -10 ÷ 50°C OPERATING HUMIDITY 10 ÷ 90 % RH no condensation ENVIRONMENT STORAGE TEMPERATURE (EXCEPT PAPER) -20 ÷ 70 °C 1-2 MT002-1 User Manual...
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Page 7: Installation And Use
2. INSTALLATION AND USE 2 INSTALLATION AND USE 2.1 Mechanism components Paper outfeed Print Head Knob paper feed Print Head fl at cable Paper outfeed Paper end sensor MT002-1 2-1 User Manual... - Page 8 2. INSTALLATION AND USE 2-2 MT002-1 User Manual...
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Page 9: Connections
Head power supply Head power supply PH1A PH2A Motor PH1B PH2B Connector type: ZIF connector for fl exible printed circuit 30 pin (pitch 1 mm) NOTE: The thermistore of print head is connected to V on the capton. MT002-1 3-1 User Manual... -
Page 10: Electrical Circuit Block Diagrams
3. CONNECTIONS 3.2 Electrical circuit block diagrams CATHODE ANODE / COLLECTORE EMITTER Motor PH1A PH2A PH1B PH2B MOTOR PAPER END SENSOR 3-2 MT002-1 User Manual... -
Page 11: Print Head
4 PRINT HEAD MT002-1 has a thickfi lm thermal printhead and is allowed to have 4.0 A maximum power absorbed, the print density variation may become larger if the number of dots energized at same time becomes greater than 64. -
Page 12: Block Diagram Of The Electrical Circuit
STB6 STB5 STB4 STB3 STB2 STB1 LATCH REGISTER SHIFT REGISTER THERMISTOR 30KΩ B:3950 STB No. Dot No. Dots/STB 1 ~ 64 65 ~ 128 129 ~ 192 193 ~ 256 257 ~ 320 321 ~ 384 4-2 MT002-1 User Manual... -
Page 13: Printing Data And Printing Position
Input Voltage STB, DI, LAT, CLK 0.2 x V High Data input current (DI) -0.5 High STB input current (STB) -0.5 VIH = 5V VIL = 0V High Clock input current (CLK) High Latch input current (LAT) MT002-1 4-3 User Manual... -
Page 14: Switching Characteristics Of Circuit
Low: WHITE t setup LAT t hold LAT LATCH (LAT) High : HOLD Low : THROUGH tw LAT t setup STB STROBE (STB) DRIVER OUT NOTES: The symbol “ ────── “ means a negative logical signal. 4-4 MT002-1 User Manual... -
Page 15: Thermistor
Then the resistance value, R, versus temperature , T (in °C) is given by the formula: R(T) = R25 × e { B × (1/TX – 1/T25) } 4.7.1 Thermistore Curves T E M P E R AT U R E : ( ° C ) MT002-1 4-5 User Manual... - Page 16 4. PRINT HEAD 4-6 MT002-1 User Manual...
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Page 17: Stepper Motor
The motor is driven in the forward direction if its excitation phases are switched as per the following steps: 1 dot line SIGNAL SEQUENCE STEP1 STEP2 STEP3 STEP4 PH2B PH1B PH1A PH2A Step1 (PH2B) High High Step2 High High Step3 High High (PH1B) Step4 High High (PH1A) (PH2A) Excitation Voltage Waveforms MT002-1 5-1 User Manual... -
Page 18: Precaution
Please check the ratio print/pause to prevent the overtemperature on stepper motor. If the motor is driven by more than 5 volts we suggest to use a chopper driving, in order to reduce current, please contact CUSTOM ENGINEERING SPA for further information. 5-2 MT002-1... -
Page 19: Sensor
Light current = 5 V, = 10 mA μA Leakage current = 5 V, IF = 10 mA μA LEAK Rise time μs Switching = 2 V, = 0.1 mA speeds = 1 KΩ Fall time μs MT002-1 6-1 User Manual... -
Page 20: Graphics Of Typical Characteristics
6. SENSOR 6.1 graphics of typical characteristics Collector Power dissipation vs. Ambient Temperature Forward Current vs. Forward Voltage 6-2 MT002-1 User Manual... - Page 21 6. SENSOR Light Current vs. Forward Current Light Current vs. Collector-Emitter Voltage 90% Reflective paper MT002-1 6-3 User Manual...
- Page 22 6. SENSOR Relative light current vs Ambient temperature Dark current vs Ambient temperature 6-4 MT002-1 User Manual...
- Page 23 6. SENSOR Switching time vs Load resistance Relative light current vs Moving distance MT002-1 6-5 User Manual...
- Page 24 6. SENSOR 6-6 MT002-1 User Manual...
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Page 25: Dimensions
7. DIMENSIONS 7 DIMENSIONS The fi gure illustrates the overall dimensions for the MT002-1 thermal printing mechanism. (Dimensions in mm) 27.75 27.75 ±0.1 ±0.1 Section A-A 67.3 30.55 32.95 10.5 26.85 ±0.05 ±0.05 13.5 21.5 17.4 58.1 MT002-1 7-7 User Manual... - Page 26 7. DIMENSIONS 7-8 MT002-1 User Manual...
- Page 28 CUSTOM ENGINEERING SPA World Headquarters Via Berettine, 2 - 43100 Fontevivo Tel. +39 0521 680111 - Fax +39 0521 610701 info@custom.biz - www.custom.biz All rigths reserved www.custom.biz...
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