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CWT5018 GPRS Ethernet Modbus data logger

CWT5018 GPRS Ethernet Modbus data logger

CWT5018 GPRS Ethernet Modbus data logger

Product Details:

Place of Origin: China
Brand Name: CWT
Certification: CE
Model Number: CWT5018

Payment & Shipping Terms:

Minimum Order Quantity: 1 unit
Price: $240
Packaging Details: 1 unit / box
Delivery Time: 3 days after payment
Payment Terms: T/T, western union, paypal
Supply Ability: 5000units/month
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Detailed Product Description

Support 3G version ( skype:


The CWT5018 GPRS Enthernet Modbus Data Logger is used for recording data in a line Modbus.


The data logger is operating in stand-alone , can be connected to Master Modbus , or in the Modbus Slave , via a RS485 or RS232.


The data acquired from the device can be transmit to web server by GPRS and Ethernet .



Advance features 

1. Adopted highly integrated industrial CPU

2. Easy used GUI configure software

3. Reliable performance with built-in double watchdog

4. Low maintenance, 24×7 operation

5. Support ring call when alarm

6. Temperature sensor (optional)

7. Internal battery and providing power cut off alarm




Modbus feature

1. Modbus RTU protocol on RS232 or RS485, monitor modbus slave

2. Read or write 32 registers (coil or input registers) on Modbus via GPRS or SMS

3. Upload data to server when coils are triggered

4. Can preset normal range for input registers; upload data to server when above the normal range

5. Support SMS operation (read or write registers)



GPRS feature


1. Support connects 4 servers, the servers must connect internet and have static public IP address or     Dynamic Domain name

2. GPRS Transmission base on TCP/IP

3. Support modbus TCP protocol



4 digital inputs feature 

1. Upload data when inputs are triggered

2. Upload input status on schedule

3. Can be reuse as pulse counter input

4. SMS alarm when inputs are triggered

5. NO or NC type can be preset

6. Configurable for alarm and recover sms

7. Remote query inputs status


4 relay drivable outputs feature

1. Multiple output type can be preset

2. Remote On/Off/Pulse outputs via GPRS or sms

3. Configurable for pulse time

4. Remote query outputs status via GPRS or sms

5. Outputs can be activated by alarm or call

6. Outputs can be activated on schedule


8 analog inputs feature

1. Can preset normal range for AD input, upload data to server when above the normal range.

2. Current values can be query by server or sms

3. Configurable for alarm and recover SMS

4. Configurable for alarm ensure time

5. Configurable for alarm delay time

6. Support offset and gain




DC Power supply: 12-24V DC (Standard adapter: DC 12V/1.5A)

Power consumption: 12V input Max. 150mA/Average 50mA

Frequency range: Quad-frequency 900/1800/850/1900HMz

SIM Card: Supporting 3V SIM Card

Antenna: 50 Ω SMA Antenna interface

Serial port: Selectable RS-232/485

Temperature range: -30°C ~ +70 °C

Humidity range: Relative humidity 95%

Digital Input: 4 digital inputs (Dry contact)

Output: 4 drivable relay outputs (open-collector outputs)

Output drive voltage: Equal to input DC voltage

Output drive power: Drive voltage ≤35V, drive current ≤500mA

Exterior dimension: 95×63×25mm

Weight: 256 g


Screenshot of Program Software:

CWT5018 GPRS Ethernet Modbus data loggerCWT5018 GPRS Ethernet Modbus data logger


CWT5018 GPRS Ethernet Modbus data logger


Contact Details
CWT(HK) Co., Limited

Contact Person: Ms. Glare Wang

Tel: +86-755-26719943-8006

Fax: 86-755-26719943-8059

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