ST4950 Product Description
3
EVENT CABLE
Event cable has 3 wires, among which 2 wires are for VCC, GND and the other line is for 1-wire for
temperature sensor.
Pin No.
Wire Color
Function
Comments
1
Red
Ext power (DC 12V~33V)
For Charging
2
Black
Ground
3
Yellow
1-wire for temperature sensor
Optional
GENERAL SPECIFICATION
Network Frequency
LTE Cat M1, NB-IOT
4G : B2, B4, B5, B12, B13
2G: Only use fallback
Optional 2G Quad bands
Power
Power Class 3 (23 dBm) for LTE category M1
Battery
Battery: 3.6V, 5200mAh, lithium-ion Battery
Motion Sensor
Built-in 3-axis accelerometer
Power Consumption
Active mode : 30~60mA
Deep sleep mode : less than 10uA (without sensors)
Dust and water Resistant
IP67 (without humidity sensor), IP65 (with humidity sensor)
Temperature Range
-20°C ~ +60°C
(Stop charging at 45°C)
AT Command
GSM 07.07 , 07.05
LED Indicator
LTE Network Status, Power
Packet Switched
data rate
LTE Category M1
Up to 375 kb/s UL
Up to 375 kb/s DL
