Compare from four SCADADroid alarm dialers to find the product that suits your needs.
R2+ NM | R2+ | R2A+ | R2A+ NM | |
| 8 Digital Inputs and 1 Digital Relay Output | ✔ | ✔ | ✔ | ✔ |
| 2 Analog Inputs | ✔ | ✔ | ||
| Ethernet Port | ✔ | ✔ | ✔ | ✔ |
| RS-422/485/232 Serial Port | ✔ | |||
| Remote Access & Browser Based Configuration | ✔ | ✔ | ✔ | ✔ |
| Cellular Modem with SIM card | ✔ | ✔ | ||
| Direct Email Alerts (no Cloud) | ✔ | ✔ | ✔ | ✔ |
| Direct SMS/Text Alerts(no Cloud) | ✔ | ✔ | ||
| Enhanced Voice Alerts | $ | $ | ||
| VPN - Open VPN Compatible | ✔ | ✔ | ✔ | ✔ |
| Unlimited Programmable Alarms & Contacts | ✔ | ✔ | ✔ | ✔ |
| Unlimited Reporting Functionality | ✔ | ✔ | ✔ | ✔ |
| DIN Rail Mounting | ○ | ○ | ○ | ○ |
| MQTT Protocol Capability | ✔ | ✔ | ✔ | ✔ |
| Modbus TCP | $ | $ | $ | $ |
| Datasheet |
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✔ | ○ | $ | X |
|---|---|---|---|
Standard | Optional | Available for additional charge | Not Available |
