wifi sensor data logger, pc based data acquisition system

System Feature

• Industrial NXP 32-bit ARM MCU
• Double watchdog to ensure stability
• Dual digital filters for anti-noise
• Stable reconnection strategy for data transmit
• Synchronize clock with multiple way, Sms, NTP, CwtIO Server
• Configurable action schedule(second, minute, day, week, month)
• Support Interlock programming, Event trigger
• Easy used GUI configure software for setting up to 100 parameters
• Optional inside lithium battery for power lost alarm and keep 8-20 hours working

DI feature

• Trigger dry contact(NO or NC)

DO(T) feature

• Relay drivable output(drive voltage=power supply voltage, Drive current≤500mA)
• Remote or local event activate DO on/off/pulse
• Remember status when power lost

DO(K) feature

• Relay NO contact output(load: 2A / 125VAC,220VDC)
• Remote or local event activate DO on/off/pulse
• Status memory function for power lost

AI feature

• 4-20mA (option: 0-5V) in, Sampling frequency: 33Hz, 10-bit precision)
• Convert 4-20mA(0-5V) to physical value
• Can set parameters for value processing, alarm, data transmission
• 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
• All alarm and recover sms text can be edited
• Query any IO channel’s status or value via sms command
• On/off/pulse output by sending sms
• Configurable schedule for sms report IO channel's status or value
• Remote setting via sms commands
• Can query SIM card balance, sms forward
• Support power lost sms alarm and recover sms(works with inside battery)

Wireless network communication

• Option network: cellular(2g/3g/4g) or Wi-Fi
• TCP/IP connect at most 4 servers(support Static IP address or domain)
• Automatically Upload data when alarm or according to schedule
• Communication protocol: Modbus TCP,http post, Cwt_IO(two-way communication)
• Transfer RS485 or RS232 Data to wireless network

Modbus feature

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

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