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SMS Series |
|
2G
Frequency
(MHz) |
3G
Frequency
(MHz) |
Alarm Mode |
Phone Number |
SD Card |
Voice |
DTMF |
1200mAh Battery |
RS-232 / RS-485 |
Data Log |
DI (Count) |
DO |
AI |
GT-530 |
850/900/
1800/1900 |
- |
DI |
10 |
- |
- |
- |
36hr |
1/0 |
- |
10(6) |
2 |
- |
SMS-530 |
850/900/
1800/1900 |
850/900/
1900/2100 |
DI |
10 |
- |
- |
- |
36hr |
1/0 |
- |
10(6) |
2 |
- |
GT-534 |
850/900/
1800/1900 |
- |
DI/AI |
10 |
FAT16/32 |
Yes |
Yes |
3hr |
1/1 |
Yes |
6(6) |
2 |
1 |
SMS-534 |
850/900/
1800/1900 |
850/900/
1900/2100 |
DI/AI |
10 |
FAT16/32 |
Yes |
Yes |
3hr |
1/1 |
Yes |
6(6) |
2 |
1 |
GT-531 |
850/900/
1800/1900 |
- |
Modbus RTU |
256 |
FAT16/32 |
Yes |
- |
- |
1/1 |
- |
- |
- |
- |
SMS-531 |
850/900/
1800/1900 |
850/900/
1900/2100 |
Modbus RTU |
256 |
FAT16/32 |
Yes |
- |
- |
1/1 |
- |
- |
- |
- |
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