























Feature:
1. Convenient Operation: The user can dial the device number through the authorized number, and the device will automatically reject the call and immediately send the current status SMS message to the caller.
2. Multi Numbers Supporting: Support 10 authorized user numbers, alarm can be received alarm SMS, the last 5 authorized numbers can also receive alarm phone reminder.
3. Temperature Monitoring: You can set high and low temperature alarms. When the current temperature reaches the alarm threshold, the system sends a short message or a phone call to notify the user.
4. Cloud Platform Connecting: Support for Modbus RTU Over and for Modbus protocol to connect to the cloud platform, and monitor the current status in real time through the network.
5. Easy to Install: This GSM temperature monitoring alarm is made of stable and reliable metal material, which is durable, solid and can be used for a long time.
Specification:
Item Type: Temperature Alarm
Material: Metal
Power Consumption: Standby: 20mA at 12V; Maximum power consumption: 150mA at 12V
GSM/3G/4G:
GSM Frequency: 850/900/1800/1900MHz (default)
SIM Interface Supports 3V SIM cards
External Antenna: SMA antenna interface, 50 ohms
Support Protocol: for Modbus RTU Over protocol, for Modbus protocol
Built in Battery: 3.7V/900mAh lithium batteryx1 (built in), can work for 8 hours
Operating Temperature Range: -10°C~60°C
Operating Humidity Range: Relative humidity 95% (non-condensing)
Device Size: Approx. 70 x 88 x 30cm / 27.6 x 34.6 x 11.8in(LxWxH)
Package List:
1 x Temperature Alarm
1 x Antenna
1 x Sensor
1 x Power Adapter
1 x Manual