| Industrial IoT
7
NTC-221/NTC-222/NTC-224/NTC-227
4G LTE Cat 1 Industrial IoT Router
LED Icon
Name Colour State Description
GPS /
Customizable
LED Indicator
Off GPS function disabled
On
GPS function is enabled but no satellite
is detected.
Flashing Satellite detected, acquiring location.
On Satellite detected, location acquired.
Signal
strength
On LTE signal
On WCDMA signal
On GSM signal
1
The term “blinking” means that the LED may pulse, with the intervals that the LED is on
and off not being equal. The term “ashing” means that the LED turns on and off at equal
intervals.
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