We are manufacturer for Wireless RS485 (GPRS/Wi-Fi) Modbus Readers and Data Loggers. We have been supplied to various industrial and governmental projects. For any type of Customization and requirement you can call us , we will provide the features as u prefer.
MPPT Solar charge controller Feature 1. We choose high speed and high performance 32-bit processor with excellent EMC design 2. Advanced MPPT tracking algorithm, the tracking efficiency more than 99% 3. High performance IGBT power module as electronic switch, there is no any mechanical switch, plus multiphase synchronous rectification technology, improves the stable greatly 4. Ultrafast maximum power point tracking speed to ensure tracking efficiency 5. Accurate identification and tracking of multi-peak maximum power points 6. With current-limiting charging function, charging current can be set, friendly and compatible with various capacity batteries. 7. Widely PV arraysâ?? voltage input, this can save the cost of PV combiner box, wires and construction 8. Full enclosed duct design and high-speed fan for cooling makes the controller suitable for various harsh environment 9. It shows the ambient temperature. It also has automatic temperature compensation function and RTC real time function 10. The perfect battery protection function and multi-stage charging improves battery life 11. It has the statistical function of generating capacity which is very convenient for customers to view the daily, monthly and total charging capacity of the controller. 12. Complete menu display and operation, plus the humanized design of browsing interface, these makes the operation more easy 13. It can work with GEL. LEAD-ACID, LITHIUM and other type battery 14. Twice protection function to protect battery from damage when the power switch is down (optional) 15. Standard Modbus communication protocol for RS-485 or GPRS communication to extend the communication distance (optional function)
We choose high speed and high performance 32-bit processor with excellent EMC design Advanced MPPT tracking algorithm, the tracking efficiency more than 99% High performance IGBT power module as electronic switch, there is no any mechanical switch, plus multiphase synchronous rectification technology, improves the stable greatly Ultrafast maximum power point tracking speed to ensure tracking efficiency Accurate identification and tracking of multi-peak maximum power points With current-limiting charging function, charging current can be set, friendly and compatible with various capacity batteries. Widely PV arrays voltage input, this can save the cost of PV combiner box, wires and construction Full enclosed duct design and high-speed fan for cooling makes the controller suitable for various harsh environment It shows the ambient temperature. It also has automatic temperature compensation function and RTC real time function The perfect battery protection function and multi-stage charging improves battery life It has the statistical function of generating capacity which is very convenient for customers to view the daily, monthly and total charging capacity of the controller. Complete menu display and operation, plus the humanized design of browsing interface, these makes the operation more easy It can work with GEL. LEAD-ACID, LITHIUM and other type battery Twice protection function to protect battery from damage when the power switch is down (optional) Standard Modbus communication protocol for RS-485 or GPRS communication to extend the communication distance (optional function)
The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stationsâ?? need, there are 48Vã??96Vã??120Vã??192Vã??220Vã??240Vã?? 360Vã??384Vã??480Vã??492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)
The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stations need, there are 48V 96V 120V 192V 220V 240V 360V 384V 480V 492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)
The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently. To meet different solar power stations need, there are 48V 96V 120V192V 220V 240V 360V 384V 480V 492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project. Product Feature: 1, The solar controller uses high performance 32-bit chips which is excellent EMC design 2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least 3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries 4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system 5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least 6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current 7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments 8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time 9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature 10, The controller also has temperature compensation function and RTC real time clock function, 11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function) 12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)
14.1 inch Capacitive Touch Screen Dual Display POS System All in one Cash register with 80mm thermal printer. Quick Details Products Status: Stock Type: Android/Linux POS Device with Printer Style: Desktop Use: POS device and Casn Register Interface Type: Micro USB and SIM Card Model Number: HDD-680 Place of Origin: China Warranty(Year): 1-Year After-sales Service: Others, Call Center and on-line Technical Support Screen size: 12/14inch Touch Screen: 10 Points Capacitive Touch ScreenV Customer display: 14.1 inch/12 inch/LED/VFD220 Color: Gray Card Reader: Magnetic optional Wireless: BT 4.0 Interface: USB/RS232/VGA/Audio/Keyboard Power Supply: 12V/2A Memory: 2GB RAM Certification: FCC, ce, RoHS
14.1 inch Capacitive Touch Screen Dual Display POS System All in one Cash register with 80mm thermal printer. Quick Details Products Status: Stock Type: Android/Linux POS Device with Printer Style: Desktop Use: POS device and Casn Register Interface Type: Micro USB and SIM Card Model Number: HDD-680 Place of Origin: China Warranty(Year): 1-Year After-sales Service: Others, Call Center and on-line Technical Support Screen size: 12/14inch Touch Screen: 10 Points Capacitive Touch ScreenV Customer display: 14.1 inch/12 inch/LED/VFD220 Color: Gray Card Reader: Magnetic optional Wireless: BT 4.0 Interface: USB/RS232/VGA/Audio/Keyboard Power Supply: 12V/2A Memory: 2GB RAM Certification: FCC, ce, RoHS
14.1 inch Capacitive Touch Screen Dual Display POS System All in one Cash register with 80mm thermal printer. Quick Details Products Status: Stock Type: Android/Linux POS Device with Printer Style: Desktop Use: POS device and Casn Register Interface Type: Micro USB and SIM Card Model Number: HDD-680 Place of Origin: China Warranty(Year): 1-Year After-sales Service: Others, Call Center and on-line Technical Support Screen size: 12/14inch Touch Screen: 10 Points Capacitive Touch ScreenV Customer display: 14.1 inch/12 inch/LED/VFD220 Color: Gray Card Reader: Magnetic optional Wireless: BT 4.0 Interface: USB/RS232/VGA/Audio/Keyboard Power Supply: 12V/2A Memory: 2GB RAM Certification: FCC, ce, RoHS
14.1 inch Capacitive Touch Screen Dual Display POS System All in one Cash register with 80mm thermal printer. Quick Details Products Status: Stock Type: Android/Linux POS Device with Printer Style: Desktop Use: POS device and Casn Register Interface Type: Micro USB and SIM Card Model Number: HDD-680 Place of Origin: China Warranty(Year): 1-Year After-sales Service: Others, Call Center and on-line Technical Support Screen size: 12/14inch Touch Screen: 10 Points Capacitive Touch ScreenV Customer display: 14.1 inch/12 inch/LED/VFD220 Color: Gray Card Reader: Magnetic optional Wireless: BT 4.0 Interface: USB/RS232/VGA/Audio/Keyboard Power Supply: 12V/2A Memory: 2GB RAM Certification: FCC, ce, RoHS
14.1 inch Capacitive Touch Screen Dual Display POS System All in one Cash register with 80mm thermal printer. Quick Details Products Status: Stock Type: Android/Linux POS Device with Printer Style: Desktop Use: POS device and Casn Register Interface Type: Micro USB and SIM Card Model Number: HDD-680 Place of Origin: China Warranty(Year): 1-Year After-sales Service: Others, Call Center and on-line Technical Support Screen size: 12/14inch Touch Screen: 10 Points Capacitive Touch ScreenV Customer display: 14.1 inch/12 inch/LED/VFD220 Color: Gray Card Reader: Magnetic optional Wireless: BT 4.0 Interface: USB/RS232/VGA/Audio/Keyboard Power Supply: 12V/2A Memory: 2GB RAM Certification: FCC, ce, RoHS
14.1 inch Capacitive Touch Screen Dual Display POS System All in one Cash register with 80mm thermal printer. Quick Details Products Status: Stock Type: Android/Linux POS Device with Printer Style: Desktop Use: POS device and Casn Register Interface Type: Micro USB and SIM Card Model Number: HDD-680 Place of Origin: China Warranty(Year): 1-Year After-sales Service: Others, Call Center and on-line Technical Support Screen size: 12/14inch Touch Screen: 10 Points Capacitive Touch ScreenV Customer display: 14.1 inch/12 inch/LED/VFD220 Color: Gray Card Reader: Magnetic optional Wireless: BT 4.0 Interface: USB/RS232/VGA/Audio/Keyboard Power Supply: 12V/2A Memory: 2GB RAM Certification: FCC, ce, RoHS
We have good quality Used and New Laptops of all brands. Product Name Used laptops Processor CPU Series: Intel Core i7 4-generation family CPU Type: Intel Core i7 4702MQ CPU frequency: 2.2GHz Core frequency: 3200MHz Bus Specifications: DMI 5 GT / s Three cache: 6MB Core Architecture: Haswell Core / thread count: quad-core / eight thread Storage Device Memory Capacity: 4GB (4GB Ã?? 1) Memory Type: DDR3L (low voltage version) 1600MHz Hard disk capacity: 500GB Hard Description: Support the expansion turn mSATA SSD hard drive Drive Type: No built-in optical drive Display Touch screen: does not support touch Screen Size: 14 inches Aspect Ratio: 16:9 Screen Resolution: 1366x768 Screen technology: LED backlit, matte glare mask Graphics Graphics Type: Dual Graphics (fever-level graphics card + integrated graphics) Graphics chip: NVIDIA GeForce GTX 760M + Intel GMA HD 4400 Memory Capacity: 2GB Memory Type: GDDR5 Memory Interface: 128bit Number of stream processors: 768 Multimedia devices Camera: 720p HD webcam Audio System: Built-in audio chip Speaker: Built-in speaker Microphone: Built-in microphone Network Communications Wireless LAN: 802.11b/g/n wireless protocol Wired LAN: 100Mbps Ethernet card I / O interfaces Data interface: 1 Ã?? USB2.0 +2 Ã?? USB3.0 Video Interface: VGA, HDMI Audio interface: headphone / microphone combo interface Other interfaces: RJ45 (network interface), power connector Reader: Multi-in-1 card reader Input Devices Pointing device: Touchpad Keyboard Description: Full-size keyboard Power Description Battery: 6-cell lithium battery, 5900 mA Life time: 5 hours, the specific time depending on use environment Power adapter: 100V-240V 90W AC power adapter adaptive Exterior Laptop Weight: 2Kg Length: 339.2mm Width: 239.5mm Thickness: 26.4mm Shell material: composite material Case Description: Black Notebook accessories Packing list: Host x1 notebook Power adapter x1 Power cord x1 Manual x1 Warranty card x1 Shipping DOCS 1. Commercial Invoice 2. Packing list 3. Certificate of Origin 4. Bill of Loading 5. Form A/Form E 6. Other documents are according to customer's
EDAM-8521 Isolated Addressable RS-485/422 to RS-232 Converter * Addressable RS-485/422 to RS-232 Converter * Support Addressable or Nonaddressable mode * RS-232 support RTS, CTS handshake signal * Transmission speeds of up to 115.2 kbps * RS-232/RS-485 can be set to different baud rates * Support ASCII format and Modbus-RTU protocol * Surge protection on RS-485/422 line * Minimum 3000 VDC isolation protection * Power and data flow indicator for trouble shooting
EDAM-8531 ISO USB to RS-422 / RS-485(TX,RX,RTS,CTS) convert * Automatically switch USB signal to RS-422 or RS-485 * Driver Support For Windows 98/ME/2000/XP/Vista/W7 * Power And Activity Indicator For Troubleshooting * Auto Switching Baud Rate Up To 115.2 or 921.6 Kbps * Reserved space for termination resistors * Minimum 3000 VDC Isolation Protection * Mounts Easily On Din-Rail Or Panel * Supports RS-485 full(4-wire) / half(2-wire) duplex * RS-422 RTS & CTS Signals Support
Blue Jay company developed using semiconductor technology, in a certain place to lead controlled condensation, make the cabinet interior humidity fall to safe value. It designed ultra-small install size, high efficiency energy-saving, do not need extra heater and fan wiring. And comes with the data acquisition module for remote monitoring, Its an efficient and reliable device to replace the old thermostat and heater / fan combination. FEATURES 170*100*72mm small size, easy for cabinet inside installation Condensate water will be drained directly to the outside of the cabinet by the aqueduct Real-time sampling temperature and humidity, support automatically working mode, do not extra sensor and probe Build in memory to record settings, can keep original working mode after power recover Shell and internal components are well isolation design, can work in high humidity and strong electromagnetic field Optional passive output node Optional RS485 port Optional external heater
Rfid, keypad, biometric, smart, wireless access control products.
EDAM-8530 ISO USB to RS-232 / RS-422 / RS-485 converter * Automatically switch USB signal to RS-232/RS-422 or RS-485 * Driver support for Windows 95/98/ME/2000/XP/Vista/7 * Power and activity indicator for troubleshooting * Auto switching baud rate up to 115.2 Kbps * Reserved space for termination resistors * Minimum 3000 VDC isolation protection * Mounts easily on DIN-rail or panel * Full-duplex RS-232/RS-422 support * RS-232 RTS & CTS signals support
EDAM-8520U4 Isolated RS-232 to 4-CH RS-485 converter (Iso RS-232) * True RS-485 Star Wiring Hub * Surge protection on RS-485 line * The RS-485 Short-circuit protection * Isloated on RS-232 side * Auto direction flow control on RS-485 * Independent RS-485 driver for each channel * Transmission speeds of up to 115kbps or 6 Kbps (E-8520U4F) * Power and data flow indicator for trouble shooting
We are the suppliers of Mobile Phones and Computer Accessories. wide range of products that enhance and complement mobile and computer devices. Such as: Mobile Accessories: Protective Gear: Phone cases (silicone, hard, wallet, rugged), screen protectors (tempered glass, plastic), and phone skins. Charging Solutions: Chargers (wired and wireless), power banks, charging cables (USB-C, Lightning, Micro-USB), and car chargers. Audio Accessories: Earphones, headphones, Bluetooth headsets, and portable speakers. Connectivity: Adapters, dongles, OTG (On-The-Go) devices, and Bluetooth receivers. Mounts and Stands: Car mounts, desktop stands, tripod mounts, and magnetic mounts. Storage Solutions: Memory cards, card readers, and USB drives. Other Accessories: Popsockets, stylus pens, phone grips, cleaning kits, selfie sticks, and smartwatches. Computer Accessories: Peripherals: Keyboards (wired, wireless, mechanical), mice (wired, wireless, gaming), and trackballs. Monitors and Displays: External monitors, screen protectors, and monitor stands. Storage Solutions: External hard drives, SSDs, USB flash drives, and NAS (Network Attached Storage). Networking: Wi-Fi routers, modems, network switches, and USB adapters. Cables and Adapters: HDMI cables, USB cables, VGA adapters, and multi-port USB hubs. Computer Components: RAM, SSDs, cooling fans, and power supplies. Office Supplies: Laptop stands, docking stations, computer bags, and ergonomic accessories like wrist rests and mouse pads
