Overview Ajlon RTU is a Quad band GPRS 2G/3G/4G communication enabled device which RS232 or Serial or RS485 over Modbus RTU protocol and transfers vital operational data (measurement as well as alarm data) to the remote server in a timely manner Product Features Communicates with any RS485 device over Modbus RTU and collects all related data periodically All data and event messages are time stamped USB Interface to program all configurable parameters Configurable Remote Server IP Address, Server Port number Configurable GPRS Service provider APN, Username and Password Modbus communication parameters baud rate, parity, number of stop bits etc Modbus Poll interval, server data transfer interval RTC time Any device site name Watchdog timer enabled system integrity Built-in retry and buffering mechanism to transfer data to the server to mitigate low signal strength and temporary GPRS service outage problem Technical Specifications Supply Voltage 24V DC Input type Modbus RTU or Serial or RS232 Modbus RTU mode Supports Master mode â?? Can communicate with the slave device and get operational parameters and control the output state of device VFD poll rate Programmable â?? minimum 60 seconds configurable parameters 1 Remote server IP, Port number 2 Poll interval 3 RTC Time 4 Modbus Communication parameters- Baud rate, parity, number of stop bits etcâ?¦ 5 Device name LED Indication LED indication in the front panel for all type of fault states 1.GSM Module error 2.SIM Presence state 3.GSM Signal Strength 4.Unit Health Status 5.Modbus communication status 6.Server connectivity status Operational Parameters for Remote monitoring Parameters available with any selected device Alarms for Remote Monitoring Parameters supported by device GPRS connection mode Continuous Always connected to theserver Environmental Specifications Operating Temperature 0 C to 50 C Storage Temperature 0 C to 70 C Relative Humidity 85% Non condensing