GPRS WiFi web based water level, fuel level data logger

System Feature

• Industrial NXP 32-bit ARM MCU
• Double watchdog to ensure stability
• Support signal fileter
• Support automatic network reconnection and data re-send
• 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

• Monitor 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 NO contact output(load: 2A / 125VAC,220VDC)
• on/off/pulse DO by remote control or local event
• Remain down status when power lost

AI feature

• 4-20mA (option: 0-5V) in, Sampling frequency: 33Hz, 10-bit precision)
• Convert signal to actual measure value,support adjustment
• Support offset and gain, alarm parameters, upload data setting
• Signal lost alarm

SMS feature

• Preset 10 phone numbers (support distribute authority to receive sms)
• Sms alarm when any IO channel triggered or out of preset normal range
• Editable alarm and recover sms with time stamp
• Query any IO channel’s status or value via sms command
• On/off/pulse output by sending sms
• Sms report any IO channel’s status or value on schedule
• Remote setting via sms commands
• Can query SIM card balance, sms forward
• Sms alar for power lost and recover

Wireless network communication

• With 2g, 3g, 4g, Wi-Fi version
• Communicate with up to 4 servers(IP or domain) by TCP/IP
• Automatically Upload data when alarm or according to schedule
• Communicate with server by optional Cwt_IO, Modbus TCP, http post protocol
• Can forward data between wireless network with RS485 or RS232

Modbus feature

• Can be modbus master read/write salve over RS485
• Can be a I O module to be read/write by modbus master
• As modbus to gprs/3g gateway

TI feature

• Configurable parameters for alarm (high or lower), record, data communication, adjustment
• Can switch Fahrenheit or centigrade
• Detect probe connect or disconnect to alarm

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