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1x RS232 to RS422 RS485 Converter Adapter Card for Access Card Control Systems
Feature:1. RS485 passive interface converter, equipped with voltage clamp protection circuit, with anti-surge capability.
2. Compared with similar passive products, this product can be used as RS-232 to RS-485 converter, Rs232 to RS-422 converter, and no jumper switching, just connect to the corresponding network connection mode, ie Can work adaptively.
3. The product is compatible with RS-232, RS-485, and RS-422 standards. Ability to convert single-ended RS-232 signals to balanced RS-485 or RS-422 differential signals.
4. Widely used in attendance machines, IC card charge systems, industrial automation control systems, access card control systems, parking systems, automated banking systems, bus toll collection systems, canteens for sale, highway toll station systems, etc.
5. This product is compact and lightweight, easy to carry and easy to use.
Specification:
Item Type: Adapter
Interface Features: The interface is compatible with EIA/TA RS232C and RS-485RS422 standards.
Electrical Interface: RS-232 interface is DB9 hole type connection port (female head); RS4850Rs42 interface is DB9 pin type connection port (male head), which can be connected to the small board and easily routed through the six-position terminal on the small board.
Transmission Medium: RS485 uses a pair of twisted pairs (can be shielded, recommended twisted pair characteristic impedance is 1209); RS-422 uses two pairs of twisted pairs (can be shielded, it is recommended that each pair of twisted pair characteristic impedance is 1209)
Working Mode: RS-422 asynchronous full duplex; RS-485 asynchronous half duplex
Transmission Rate: 300-115200b0s
Transmission Distance: Approx. 0~800 Meters / 0-2625ft
Size: Approx. 55 x 35 x 15mm / 2.2v1.4 x 0.6in
Operating Environment: 0 ° C ~ 70 ° C
Relative Humidity: 5% ~ 95%
Cascadable: 16-32 Devices
Maximum Allowed Differential Pressure of Devices at Both Ends: ±5.7V
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Package List:1 x Adapter
274308236288 - globes (17)