5
V: 1.0 Revised: May. 2019
AcuLink 810 Data Aquisition Server
2.3 Communication
• Protocols Supported: Modbus RTU, Modbus TCP, HTTP/HTTPS, FTP, SNTP, SMTP
• LAN: 2 x RJ45 10/100 Ethernet, full half duplex, auto polarity
• WIFI: 802.11 b/g/n, 2.4GHz
• USB: USB expansion port, USB 2.0 Host
2.4 Inputs
Serial Port: RS485 Modbus, supports up to 32 external devices (expandable)
Baud Rate: 9600-115200 bps
Digital Input:
8 pulse counters
Input Voltage Range:
8-28Vdc
Input Current (Max):
8mA
Start Voltage:
15V
Stop Voltage:
5V
Pulse Frequency (Max):
100Hz, 50% Duty Ratio (5ms ON and 5ms OFF)
2.5 Environment
• North America:
-25 to 70 degrees Celsius, 90% RH, non-condensing
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