7
January, 2021
Cellular communicator G16T_LTE-M
Terminal
Description
I/O 2
Input/Output terminal (default setting
–
IN, NO circuit)
I/O 3
Input/Output terminal (default setting
–
Output)
COM
Common terminal (negative)
A 485
RS485
bus A contact
B 485
RS485
bus B contact
Indicator
Light status
Description
NETWORK
Off
No connection to cellular network
Yellow blinking
Connecting to cellular network
Green solid with yellow
blinking
Communicator is connected to cellular network.
Sufficient cellular signal strength for 4G level 3 (three yellow flashes)
DATA
Off
No unsent events
Green solid
Unsent events are stored in buffer
Green blinking
(Configuration mode)
Data is being transferred to/from communicator
POWER
Off
Power supply is off or disconnected
Green solid
Power supply is on with sufficient voltage
Yellow solid
Power supply voltage is insufficient (≤11.5V)
Green solid and yellow
blinking
(Configuration mode)
Communicator is ready for configuration
Yellow solid
(Configuration mode)
No connection with computer
TROUBLE
OFF
No operation problems
1 red blink
SIM card not found
2 red blinks
SIM card PIN code problem (incorrect PIN code)
3 red blinks
Programming problem (No APN)
4 red blinks
Registration to GSM network problem
5 red blinks
Registration to GPRS/UMTS network problem
6 red blinks
No connection with the receiver
7 red blinks
Lost connection with control panel
Red blinking
(Configuration mode)
Memory fault
Red solid
(Configuration mode)
Firmware is corrupted
BAND
1 green blink
None
5 green blinks
LTE CAT_M1
6 green blinks
LTE TDD, LTE FDD
