modbus rtu to modbus tcp gateway, modbus tcp client gateway

System Feature

• Adopted highly integrated industrial 32-bit ARM MCU
• 24×7 working, soft and hardware Double watchdog
• With signal filtering mechanisms
• Stable reconnection strategy for data transmit
• Synchronize clock with multiple way, Sms, NTP, CwtIO Server
• Can set multiple timers(second, minute, day, week, month) to execute actions, e.g. output, upload data, change setting
• Can automatically execute tasks according to preset Events
• Provide console utility for visual programming over 100 parameters
• Optional exterior rechargable battery for 8-20 hours working when power lost

DI feature

• Trigger dry contact(NO or NC)

DO(T) feature

• Open-collector output(drive voltage=power supply voltage, Drive current≤500mA)
• DO can be activated by remote or local schedule
• Remain down status when power lost

DO(K) feature

• Relay output(NO, contact load: 2A / 125VAC,220VDC)
• DO can be activated by remote or local schedule
• Remember status when power lost

AI feature

• Standard 4-20mA (option: 0-5V) signal in, Sampling frequency: 33Hz, 10-bit precision)
• Transduce 4-20mA(0-5V) to actual value
• Support offset and gain, alarm parameters, upload data setting
• Detect connect or disconnect to alarm

SMS feature

• Can add 10 administrator numbers for alarm and remote control
• Send sms alarm when input is triggered or reach alarm level
• All alarm and recover sms text can be edited
• Query any IO channel’s status or value via sms command
• Activate output by sending sms
• Can set interval to report IO channel's status or value by sms
• Sending sms command to update setting
• Sms remind for sim card overdue
• Sms alar for power lost and recover

Wireless network communication

• With 2g, 3g, 4g, Wi-Fi version
• TCP/IP connect at most 4 servers(support Static IP address or domain)
• Events(e.g. alarm, timer) trigger upload data
• Support http post, Modbus TCP, CWT protocol over cellular or Wi-Fi
• Can forward data between wireless network with RS485 or RS232

Modbus feature

• Can work as a modbus master to poll salve over RS485
• Can be a I O module to be read/write by modbus master
• Run Modbus RTU or TCP protocol over GPRS/3G

Wireless Remote Monitoring Solutions

Whatever term you use for Telemetry, whether it's remote monitoring, M2M, Machine2Machine, Machine2Man or even Man2Machine then CWT wire free telemetry products will serve you well. Our Telemetry Solutions have been designed with the user in mind, so they are cost-efficient, easy to configure and install.

We can interface to machines in different ways, whether it be via process signals, or serial communications, including Modbus.

Benefits of Telemetry

This ‘Internet of Things’ telemetry technology offers rapid payback, delivering operational, environmental and financial benefits, from cutting delivery miles, to reacting in good time to warnings of machinery breakdown, leakage, theft, run-outs and safety breaches.

Why choose CWT

CWT award-winning Telemetry Solutions are proven globally, in a range of sectors including chemical & petrochemical, food distribution and production, transport, water & waste, environmental and factory automation.

“We were looking for a robust telemetry system and platform to replace our infield monitoring and critical remote alarm equipment. We picked Powelectrics as our preferred supplier and Metron View as our new solution to replace all our infield remote monitoring and alarm systems. Working with the Powelectrics Team is a real breath of fresh air, they listen to our needs, help us with our challenges and provide a really robust solution. They are flexible and understanding – we are quite demanding! We wouldn’t hesitate to recommend them and their solutions – a great company to partner with for our critical system needs.” Technical Manager