Isolated USB to RS485 Converter
AR-321-CM◎ The isolated USB/RS-485 converter that can prevent computer from being interfered by remote wiring and equipment.
◎ Convert computer USB port into RS485 communication port, connect the computer and the controller reader to realize the networking communication of access control system
| Manufacturing Date | Operation System | Chip Version | Driver Version |
After 2021/03 ~ | Win-11 | PL2303-GC | High Note: Please firstly uninstall old driver before installing new driver !!! |
| 2013/01 ~ 2021/03 | PL2303-HXD | ||
| 2008/03 ~ 2012/12 | Win-7 | PL2303-HX | PL23XX_Prolific_DriverInstaller_V260 |
| Note 1: Step by step uninstall old driver | |
| Go to Control Panel → Device Manager | Important: required to unplug all of AR-321CM devices from computer’s USB Port in the first hand |
| Select Ports (COM & LPT) à select “USB-to-Serial Comm Port”, right click à select “Uninstall device” |
|
| Tick the box of option “Delete the driver software for this device.” à select “Uninstall” | |
| Reinstall new USB Driver for Win11 | USB Driver version: PL23XX_Prolific_DriverInstaller_V300.exe and after |
| Interface | USB <--> RS485 |
| Baud Rate | 4800 bps - 115200 bps |
| Protocol | — |
| Serial Buffer | — |
| LED Indicator | 3 LEDs for Power, Communication |
| Watchdog Function | Yes |
| Active Distance | 300m (RS485) |
| Surge Suppression | Power: 30 Volt, bi-directional avalanche breakdown device. RS485 6.5 Volt, bi-directionalavalanche breakdown device. 400W peak power dissipation. Clamping time < 1 picosecond(theoretical) |
| Fuses | Power PTC 150mA , RS485 PTC 30mA |
| Isolation | Electric 2.5 kV |
| Power Supply | 5 VDC |
| Power Consumption | <1W |
| Dimension (mm) | 76(H)x37(W)x16.4(D) |
| Net Weight (g) | approx. 60 |
| OS Supported | Windows 7/8/10, Win Server 2008/2012/2016 |
| Network/Device setting | — |
| Operating Temperature | -20℃ ~ +70℃ |
| File Name | New features | Version | Updated Date | Download | |
|---|---|---|---|---|---|
| Catalogues | |||||
 Converter Series Catalogue | V180111 | Download | |||
| Manual | |||||
 AR-321CM Manual | V240604 | 2024-06-04 | Download | ||
| Software | |||||
 AR-321CM / 725P : USB Driver | Operation System: Win7/Win10/ Win11 Chip Version: PL2303-GC (Manufacturing Date: After 2021/03 ) / PL2303-HXD (Manufacturing Date: 2013/01 ~ 2021/03 ) Driver Version: PL23XX_Prolific_DriverInstaller_V408 | 2022-07-25 | Download | ||
AR-321CM / 725P : USB Driver | Operation System: Win7/Win10/ Win11 Chip Version: PL2303-GC (Manufacturing Date: After 2021/03 ) / PL2303-HXD (Manufacturing Date: 2013/01 ~ 2021/03 ) Driver Version: PL23XX_Prolific_DriverInstaller_V400 | 2022-01-05 | Download | ||
AR-321CM / 725P : USB Driver | Attention: Please read the important notice before installing | 2022-01-05 | Download | ||
 (Old version)AR-321CM / 725P :USB Driver | Applicable for products before 2013 AR-321CM (Win8 supported after and included A1301xxxxx) AR-725P (Seria No. after and included A1308xxxxx) AR-737P (Phased Out and replaced by 725P) (Please obtain software password from installer) | 2021-03-24 | Download | ||
Smart Modbus Room Control System
Since established in 1993, SOYAL Technology has been adopting the distribution policy of sales and after-sales service. Due to all SOYAL products are produced with high industrial-grade components, the users can use our products for more than 10 years, in which indicates SOYAL provides a reliable security system with trusted and long-term companionship.
In order to ensure long-term and high-quality after-sale services and maintenance, it is very important to carefully select distributors who can provide good installation and service.
We would advise the customers to take after-sales service as the main consideration before purchasing to avoid any doubts about installation and after-sales service.
In addition to physical distributors, SOYAL also made a variety of online teaching videos and Q&A to help customers quickly find answers as like 24 / 7 services. You are welcome to subscribe our training channel.
SOYAL offer Standard Warranty and SOYAL Extended Warranty Program that can be listed below:
1. Standard Warranty is 12 months warranty against manufacturing defects is guaranteed since the date of shipment under the circumstances of non-natural disaster, damage, non- deliberate damage by people.
2. Extended Warranty Program is extended program of Standard Warranty to prolong the Warranty period in which divided into two different plans.
Plan 1. Directly Add Purchase
Purchase Extended Warranty by the time product is purchased.
Plan 2. Purchase Before Warranty Expires
Purchase the Extended Warranty before the original 12 months warranty expires. If you did not purchase the Extended Warranty when you purchase the product, you can enjoy an opportunity to purchase an extended warranty before the 12 months warranty expires.
Please refer to the following price list for the additional purchase fee required for the Extended Warranty of the two plans:
| Extendend Warranty | Plan 1. Directly Add Purchase | Plan 2. Purchase Before Warranty Expires |
|---|---|---|
| Extended to 2 years warranty | 10% of the Unit Price | 15% of the Unit Price |
| Extended to 3 years warranty | 20% of the Unit Price | 25% of the Unit Price |
| Extended to 4 years warranty | 35% of the Unit Price | 40% of the Unit Price |
| Extended to 5 years warranty | 50% of the Unit Price | 55% of the Unit Price |
| Extended to 6 years warranty | 65% of the Unit Price | 70% of the Unit Price |
| Extended to 7 years warranty | 80% of the Unit Price | 85% of the Unit Price |
| Extended to 8 years warranty | 95% of the Unit Price | 105% of the Unit Price |
| Extended to 9 years warranty | 115% of the Unit Price | 125% of the Unit Price |
| Extended to 10 years warranty | 135% of the Unit Price | 145% of the Unit Price |
內箱
外箱
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AR-MDL-RJ45
