The PLC 1 supports Modbus/TCP protocol, and the remote site supports Modbus/RTU protocol.
M1000 Pro/Pro v2 works as Modbus/RTU to Modbus/TCP Gateway, connecting to Modbus RTU slave devices, using GPRS for data transmission with fixed public IP(or domain name)/private IP; PLC1 supports Modbus/TCP, with any kind of IP/private IP from the same private network.
The PLC 2 and the remote site support Modbus/RTU protocol.
M1000 Pro/Pro v2 which connect to PLC 2 via RS232 works as Modbus/RTU to Modbus/TCP Gateway, and under Master mode.
It use GPRS for data transmission with any kind of IP;
The remote M1000 Pro/Pro v2 works as Modbus/RTU to Modbus/TCP Gateway, connecting to Modbus RTU slave devices, using
GPRS for data transmission with fixed public IP (or domain name) /private IP from the same private network.
Dual SIM redundancy for continuous cellular connections.
Auto GPRS connect/reconnect (no AT commands required), watchdog for reliable communications.
GPRS with backup to CSD.
Transparent TCP and UDP socket connections.
Supports Virtual COM (COM port redirector).
Supports ICMP, DDNS.
Supports Modbus/RTU to Modbus/TCP.
Auto reboot via SMS/Caller ID or during a preset time of a day.
Various dial‐up policies, such as always online, auto disconnect GPRS when idle, wakeup by serial data, SMS, Caller ID, during a preset time of a day or periodically at preset interval.
Auto SMS of IP for dynamic IP SIM Card.
Packetization methods : packet length / time interval / special end characters.
Remote configuration via SMS.
Firmware upgrade via serial interface.
RS232/RS485 selectable by software, additional one digital input and one digital output.
Six LED indicators provide signal strength (RSSI) and status.
Wide range input voltages from 9 to 36 VDC and wide range operating temperature: ‐25 to 70oC.
The metal enclosure can be mounted on a DIN‐rail or on the wall, also with extra ground screw.