SMS Alert Modem

SMS Alert Modem

SMS Alert Modem Finds verity of applications in Industrial automation and process instrumentation. This Modem has 8 potential free digital inputs, which can be utilized to monitor multiple parameters/alarms in a machine or a process instrument. Modem send instant SMS / call alert on registered user numbers in case of change in state of digital input. Different SMS Text formats can be set as per the application convenience. A Standard 24V DC supply can be provided to the modem. Modem is DIN rail compatible and has a robust industrial design. 4G Connectivity ensures instant delivery of SMS as compared to old GPRS technology. Along with 8 Digital Inputs, modem also has 2 Digital Outputs which can be utilized for controlling some load up to 5A.


  • Instant SMS / Call Alert
  • 8 Digital Inputs
  • 2 Digital Outputs
  • 4G Based Connectivity
  • Configurable SMS Text Formats
  • Remotely Configurable via SMS Commands
  • 32 Kb Inbuilt Storage
  • RTC for accurate time stamp of Events
  • 9 ~ 28V Wide Supply range
  • Isolated Digital Inputs
  • Din Rail ABS Packaging
  • Sturdy & Robust industrial Design
  • ARM CPU Based Smart Operation
  • Watchdog enabled for 24x7 operation


Sr. No. Parameter Specification
1 Input Voltage 24V DC , Max 2 Amp
2 Cellular Technology 4G LTE-FDD / LTE-TDD B1/B3/B5/B8 B34/B38/B39/B40/B41 & GSM (800/850/900/950)
3 SIM Card Compatibility 3V and 1.8V - Mini SIM-Card
4 Antenna 3dbi – 3.5dbi External Antenna
5 Digital Input Voltage On Digital Input Max 28 VDC
6 Scan interval 2 sec
7 Relay Output 2 -250VAC/30VDC, 5Amp – NO COM NC contact
8 Indications 4 LED – Power, Network, Status, SMS
9 Maximum user number 10 Mobile Numbers/td>
10 Configuration SMS
11 Operating Temperature 0 to 55 Degree C
12 Humidity 95% RH
13 Dimension (L x W x H) 110 x 90 x 25 (in mm)
14 Weight (with Antenna & Adaptor) 0.32 kg - Approx/td>
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