Evalm

Wireless GSM Remote Relay Switch Controller

$36.99 USD

~~$0.00 USD~~ $36.99 USD

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Color #1 #2

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Product Features

Operate anywhere, without distance limitations.
Supports up to 200 authorized phone numbers. The first three numbers receive SMS alerts, while numbers four to six receive calls during alarms. Authorized numbers (1-200) can control Relay0 by calling T201.
External AC/DC power status monitoring. Power changes trigger SMS alerts and calls to six preset numbers.
Customizable timer reports for periodic status updates via SMS to six mobile phones.
Remote access to historical data via SMS.
Automated system links to Relay1 for status-based actions (temperature or power supply changes).
Alarm output activation for 30 seconds upon alarm occurrence.
Internal rechargeable battery supports up to six hours of operation.
Security features include caller ID and password protection, ignoring unknown callers.
Program with SMS commands using password protection.
Compatible with various applications: temperature, power status, solar panels, and DC voltage.

Installation Tips

Read the user manual thoroughly before setup.
Conceal the system during installation.
Prevent water exposure to control unit.
Ensure main power connection is secure.

Specifications

Product Name	Monitoring Relay
Rated Voltage	DC 9V~24V / 1A
Working Temperature	-10℃~+60℃
Storage Temperature	-20℃~+60℃
Relative Humidity	10-90%, No Condensation
Working Frequency	GSM: 850/900/1800/1900MHz; 3G WCDMA: 900/2100 MHz UMTS; 3G CDMA2000: 850/1900MHz UMTS; 3G: 850/2100MHz UMTS
Communication Protocol	GSM PHASE 2/2 + (including data service)
Relative Voltage of Output Relay	3A / 240V AC
SIM Card	Nano type, 3V
Antenna	50Ω SMA
Wired Switch	Support
Temperature Sensor	Temperature: -55℃~+125℃; ±0.1℃
Alarm Output	Output Voltage = DC Input Voltage, Current: < 1A
Backup Battery	3.7V / 1000mAH (Optional)
Material	ABS
Item Size	Approx. 8.8 * 7.3 * 6 cm / 3.5 * 2.9 * 2.4 in

Package Information

Package Size: Approx. 12.5 * 9.3 * 7 cm / 4.9 * 3.7 * 2.8 in

Package Weight: Approx. 215g / 7.6oz

Note

Please allow 0-1cm error due to manual measurement. Ensure compatibility before purchasing. Due to monitor differences, the item's color may vary in person.