
RT4-5GF/4 (V53.xx) GSM/GPRS/LTE Transmitter (Bentel SmartLine)
GSM/GPRS/LTE transmitter with built-in Bentel SmartLine interface. 1×SIM, 2×IP channels.
Mon–Fri 9:00–17:00

GSM/GPRS/LTE transmitter with built-in Bentel SmartLine interface. 1×SIM, 2×IP channels.
The RT4-5GF/4 is a CORTEX GSM/GPRS/LTE transmitter with a built-in RS-485 interface for Bentel and SmartLine panels. It reads events directly from the panel and sends them over IP to three addresses and by SMS to four numbers.
The transmitter has 5 inputs, 2 programmable outputs and a wide 9–30 V DC supply range. It switches between 4G and 2G networks automatically and updates its firmware automatically.
| Standard | GSM/GPRS/LTE |
|---|---|
| SIM | 1× USIM, 1.8–3V |
| SMS | 4 numbers (text or codes) |
| IP addresses | 3 (primary, backup, duplicate) |
| Domain Name | for primary address |
| Panel interface | RS-485 (Bentel, SmartLine) |
| Inputs | 5 (COM/break) |
| Output | Contact ID, Text |
| Programmable outputs | 2 |
| Input programming | type (NO/NC) and event code |
| Power supply | 9–30V DC |
| Firmware | automatic update |
| Network | 4G/2G |
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