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Serial to Ethernet Device Server
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CMA
Type: AR-727CM
Name: Serial to Ethernet Device Server
Description:
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Frequency 10/100M Base T Ethernet ←→ RS-485
10/100M Base T Ethernet ←→ RS-485/RS-232(Optional)
Power Supply 9-16VDC
Data Transfer Rate 4800 bps - 115200 bps
Power Consumption < 2W
Operating Temperature -20℃ to +60℃
Active Distance 50m(RS-232) / 300m(RS-485)
Buffer (Serial Port) 1024 bytes
Protocol ARP
DHCP
IGMP V2
TCP/UDP
SNMP V1,V2,V3
Isolation 16kV ESD
Dimensions(mm) 106.5(L)X66(W)X27.7(H)
Weight(g) 86±5
Features

1kB queue input and output buffer
◎ Controller connect directly to the networking, does not require conversion by the computer
◎ The serial ports include RS-485,  RS-232 (By order), or RS-485+RS-232 (By order)
◎ Able to link readers and PC to achieve Networking Access Control
◎ Network Protocols: ARP/ IP/ TCP Client/ UDP/ ICMP/ HTTP/ DHCP/ NetBIOS/ SNMP V1, V2, V3,
◎ Indicators for power and communication, for debugging and status
◎ Surge protection : 16 kV

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