Digital Temperature And Humidity Detector,RTU5023

Mainly Features of the GSM Environment Alarm:

1.    Can be operated from anywhere, no distance limitation;

2.    No call charges for inquiry. the GSM Environment Alarm rejects the call from authorized number then return onsite temperature, humidity, and power voltage on the first 'ring';

3.    Multiple applications. (temperature, humidity, power status, solar panel, dc voltage);

4.    Up to 10 authorized phone numbers, 5 can be used to receive call or SMS,and 5 can be used to call and SMS while alarm occurrence;

5.    One Temperature & Humidity sensor input, measures temperatures from -40-80°C,0.5°C accuracy, Relative Humidity from 0-99RH%, accuracy is 3%;

6.    External AC Power status monitoring, AC On/OFF will send SMS to authorized phone numbers;

7.    Inbuilt MCU monitoring the DC input Voltage value, measure range is 9-24VDC, no need additional sensor to save cost;

8.    Timer Report—Can setup every x hours automatically send its status/Value to the authorized numbers;

9.    Support remotely read historic data via SMS;

10. Rechargeable Backup Battery inside can last 8hours;

11. Secure - Using caller ID and password for identification, unknown callers are ignored;

12. Programmable by SMS Commands or APPs with password protection;

13. Based on GSM Network, applied to many applications.

Standard Package list of the GSM Environment Alarm:

GSM Environment Alarm X 1

GSM Antenna X 1

Backup Battery X 1 (Inbuilt)

AC/DC adaptor(12V1A) X1

User Manual X 1

Note: The package does not include any SIM card.

Optional:  

AM2301   Temperature &Humidity Sensor, cable length 1m;

AM2305   Temperature &Humidity Sensor, cable length 5m;

AM2320   Temperature &Humidity Sensor, cable length 20m.