T20 gsm sms temperature alarm system, GSM Server Room remote temperature monitoring

Support 3G/4G version (Skype: lisali1220 WhatsApp: 0086 13652426178)

SPECIFICATIONS

Power supply: DC12V/1.5A
Inside temperature measure rang: -40°C ~ +125°C, accuracy±0.3°C
Inside humidity measure rang: 0~100%RH, accuracy±2%
External temperature probe measure rang: -55°C ~ +125°C
GSM quad-band, applicable worldwide, 3G optional
Working temperature: -40℃~+70℃
Relative humidity: 10-90%, No condensation
Exterior dimension: 130×130×19mm
All-aluminum panel

2 wired inputs for alarm, configurable alarm/recover SMS
3 relay outputs (DC220V 2A / AC125V 2A)
Power failure/recover alarm
Built-in lithium-ion battery (500mAh/3.7V) which can last 6 hours
Alert buzzer and light
Adopted highly integrated industrial ARM MCU
Reliable performance with built-in double watchdog
User programmable PC suite
Low maintenance, 24×7 operation

WIFI Access

View Temperature Humidity data on APP

Control relay on APP

Realtime loggingTemperature Humidity data

Thermostat

3 relay outputs

inside timer to program relay output

Data Logger

Inside temperature and humidity sensor

4000pcs temperature records

PC software program

SMS Operation

Preset 10 authorized phone numbers

SMS alarm

Control relay via SMS

Check current temperature via SMS

GPRS Communication

TCP/IP connect 4 internet servers

Http:post, CWT I/O protocol, Modbus TCP

Realtime data logger

Function Specification

Program Software Screenshot- Adding WIFI Address:

Program Software Screenshot-Adding High/Low Temperature Range:

Program Software Screenshot-Adding Basic Parameters:

It has been designed as a cost effective, low power, self contained data logger. It has 2 temperature sensor inputs with embedded GSM/GPRS module to provide an all in one instrument for data logging, remote data acquisition, alarm and control.

It uploads real time data on schedule or a GPRS temperature/humidity data logger larm or pre-defined condition happens via SMS or GPRS. Alarm levels can be set for temperature inputs; it support User-defined SMS alarm messages.

CWT-J20 comes with an easy to use configuration SW for setting up all parameters, including setting alarm levels or states and pre-defined conditions for GPRS transmit etc. The configuration can be done on a PC or from sms command.

Its memory logs more than 1000 records. Flexible data logging interval starts from 1 minute up to 24 hours.

Feature

Advance features

·Adopted highly integrated industrial CPU

·Reliable performance with built-in double watchdog

·Low maintenance, 24×7 operation

·Internal battery and providing power cut off alarm

·Automatically update internal clock via sms

·Supports simultaneous SMS and GPRS transmission

·Preset 10 phone numbers

·Time stamped in alarm/recover sms or data packets

·logs more than 1000 records

·Flexible data logging interval (1 minute up to 24 hours)

·2 channel temperature(Temperature rang: -55°C ~ +125°C)

·1 humidity sensor

·LED display

·Preset high and low level to alarm

·Transmit data via GPRS on schedule

·Buzzer and light when alarm

·Standby internal rechargeable battery which can last 10 hours

·all-aluminum body

·standard aviation plugs for temperature channel

Standard package

CWT-T20 X1

AC/DC AdaptorX1

USB cable X1

Antenna X1

Temperature sensor X1