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HHDC-40I is a 4-inch LCD product with powerful performance, convenient development and high cost performance based on the application oflogistics forklift. With integrated display with controller functions, exquisite display and beautiful graphical interface; highly integration,space saving and the ability to extend to sanitation, agricultural machinery, construction machinery, garden industry and other industries.
Characteristic
Technical Parameter
| Function | Parameter |
| Display screen | 4-inch single-point capacitive screen,resolution of 800*480,64 real colour |
| Memory | 32M |
| Luminance | 400 lumen |
| Visual Angle | 85/85/85/85 |
| Backlight life | 50000Hrs |
| Processor | 32-position,480 MHZ |
| Working voltage | 9V~32V |
| Continuous working current | 8A@24V (as determined by the power supply cable) |
| No-load current | 200mA@12V,100mA@24V |
| Mechanical size(LxWxH mm) | 152*93*58 |
| Weight | 263g |
| Working temperature | 20℃~+70℃ |
| Storage temperature | 30℃~+85℃ |
| Levels of protection | IP65 |
| Mode of operation | Touch screen,four physical buttons |
| Communication Description of CAN interface | Dual CAN interface,
supporting CAN2.0B.10 Kbits /s~1 Mbits /s(250kbps with default setting) |
| Port lO | 1010 input,6 input (including Al two roads),4 output,single DO output2A@24V |
Performance Testing
| Test Item | Testing Standard | Test Performance |
| EMC | EN 12895:2015 | Electromagnetic compatibility of industrial vehicles |
| IEC 61000-4-6 | RF electromagnetic field radiation immunity test | |
| ISO 7637-2-2011 | Electrostatic discharge immunity test | |
| Electrical transient conduction along the power line | ||
| Environment | QCT 727-2017 | High-temperature resistance performance test |
| Low-temperature resistance performance test | ||
| Temperature and humidity resistance cycle change test | ||
| Vibration performance test | ||
| Dust proof performance test | ||
| Waterproof performance test | ||
| Salt spray resistance performance test |
Port Definition
| Pin | Default Setting | Other | Description of pin definition |
| 1 | POWER+ | Power positive pole | |
| 2 | DO1 | PWM1 | DO high level output,maximum current 2A |
| 3 | DO2 | PWM2 | DO high level output,maximum current 2A,with current feedback detection |
| 4 | DO3 | PWM3 | DO high level output,maximum current 2A |
| 5 | DO4 | PWM4 | DO high level output,maximum current 2A |
| 6 | DOWNLOAD | High level goes into download mode | |
| 7 | DI1 | Dl input high level is valid | |
| 8 | DI2 | Dl input high level is valid | |
| 9 | DI2 | Dl input high level is valid | |
| 10 | 5V-out | 5Voutput with a maxi mum of 200 mA | |
| 11 | Al1 | 0~5V voltage input or 4～20 mA current input or resistance input | |
| 12 | Al2 | 12 Al20 | |
| 13 | – | ||
| 14 | – | ||
| 15 | DI4 | Dl input high level is valid | |
| 16 | – | ||
| 17 | – | ||
| 18 | – | ||
| 19 | – | ||
| 20 | RS232-RX | ||
| 21 | RS232-TX | ||
| 22 | CAN1-L | ||
| 23 | CAN1-H | ||
| 24 | CAN2-L | ||
| 25 | CAN2-H | ||
| 26 | GND | Power negative pole |
Port Description
| Type | Quantity | Available port | Description | |
| DO | 4 | 2、3、4、5 | Support high level output,with current feedback detection (port 3),output short circuit protection, maximum output current 2A,PWM output function. |
|
| DI | 4 | 7、8、9、15 | Switch quantity input,high level effective,overvoltage protection: Switch on-threshold voltage:high>3.5V; Switch off-threshold voltage:low<1.5V |
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|
Al |
2 |
11、12 |
Voltage input(overvoltage protection) Detection range:0~5V.Sampling accuracy:12 bits Detection accuracy:±1.0%FS Input impedance:95 KU |
|
|
■Current input Detection range:0～20 mA Detectionaccuracy:±1.0%FS |
Sampling accuracy:12 bits |
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| ■ Resistance input Detection accuracy:load-related nput impedance:95 KU |
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Electrical Interface
Outline Dimension
Typical Application
Application
GRH,design and manufacture high-quality hydraulic components and system solutions.
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