GSM GPRS Modems & Smart Alert Gateways

Cellular modem is a multi-functional, ready to use, rugged unit that can be embedded or plugged into any application. The modem can be controlled and customized to various levels by using the standard AT commands. The modem is fully type-approved, it can speed up the operational time with full range of Voice, Data, Fax and Short Messages.

• Item Code: GSM_485_232

SAN designed a GSM-based embedded Alert system with multiple
Analog/Digital Input & Digital Output catering to various applications.

• Quick SMS alerts from field inputs.
• Allows up to 4 Digital potential free inputs with common ground pin.
• Supports 2 potential free outputs to be controlled via SMS.
• For every input, unique SMS and prerecorded voice message
  can be sent to reporting numbers.
• 10 numbers for SMS reporting and 10 separate numbers for
  voice reporting can be configured.
• Voice reporting numbers can be landline or mobile numbers.
• Buzzer for audible status.

• Item Code: SA40-SA42

SAN designed a GPRS based embedded Alert system with multiple Analog / Digital Input & Digital Output catering to various application SA884M can also extract Alarm conditions from Modbus port & relay them as SMS.

• Combination of 8 Digital and 8 Analog Inputs (4 ~ 20 mA), up to 4 Digital outputs and RS485 port with Modbus RTU support.
• For every input, unique SMS can be sent to 10 numbers.
• Digital Outputs to be controlled via SMS.
• Analog Inputs: 8 no’s, 4-20mA.
• Digital Inputs: 8 no’s, Potential free / 24V DC.
• Digital Outputs: 4 no’s, Potential free.
• Modbus RTU: RS485, 2 Wire, Master Mode.
• SMS: 160 Characters. 20 Modbus parameters or more depending on the SMS format.

• Item Code: SA884-M

Remote Monitoring, Remote Diagnostic and Predictive maintenance is the need of the hour. System upkeep time is vastly improved if the keydecision makers are immediately alerted on failures occurring in a system. Change in process conditions like increase or drop in Temperature, Pressure, Flow etc or a Solenoid valve / circuit breaker trip or a forced entry in your house can be immediately alerted via SMS SAN designed a GPRS based embedded Alert system with multiple Analog / Digital Input & Digital Output catering to various applications SA884M can also extract Alarm conditions from Modbus port & relay them as SMS. SA MV extracts Alarm conditions from Modbus port & relay them as SMS and Voice. SA ME model supports email for reporting alarms.

• RS485 interface with Modbus RTU support.
• 10 email IDs can be configured for SA ME model..
• Voice reporting numbers can be landline or mobile numbers.
• 16 seconds voice message recording for each low and high Modbus alert.
• Voice message recording through mobile phone call.
• 10 email IDs can be configured for SA ME model.
• Low and High alert message text is configurable and max 20 bytes.
• Configuration via preformatted SMS for SA MV and SA ME models.
• Quick SMS alerts from field inputs
• Combination of 8 Digital and 8 Analog Inputs (4 ~ 20 mA), up to 4 Digital outputs and RS485 port with Modbus RTU support
• For every input, unique SMS can be sent to 10 numbers
• Digital Outputs to be controlled via SMS  Buzzer for audible status indication
• Periodic update of Analog input along with engineering unit and Digital inputs status as normal or alarm
• Configuration via preformatted SMS

• Item Code: SA-MV

GS100AD884 is used for remote monitoring of analog inputs and digital inputs via GPRS network. It can also act as a Modbus master for multiple slave field devices and provides a reliable data connection to a web-based application server. The web server application can be hosted on a public network or can be installed at central monitoring station having static IP. It is designed to be used in industry panels and operates on 24V DC, 1A power supply.

General Specifications:

• Supports upto 8 Analog Inputs (4-20mA), 8 Digital Inputs (Potential Free) and 4 Digital Outputs
• MODBUS RTU Master interface for field devices
• User can set Modbus Slave Device configurations e.g Device ID, Holding Register addresses, Length etc via FTP
• Connects by itself to external web server
• Upload Data Time Interval is User Programmable
• Self-embedded with integral PPP & TCP/IP and HTTP protocol stack
• USB port for local configuration
• RTU port RS485 to interface to multiple Modbus slave devices
• RTC support (battery backed) enables Time Stamping
• 64KB memory for data storage if Network drops
• Watch Dog timer
• Robust design with DIN rail mounting and wall mounting enclosure
• Industrial Screw type Power Terminal block for 18V ~ 36V DC operation
• Antennae length: 3m
• Sensitivity: GSM 850: < -106 dBm, GSM 900: < -106dBm, GSM 1800: < -106 dBm, GSM 1900: < -106 dBm

• Item Code: GS100AD884

GS100MQ is used for automatic communication between multiple field devices using GPRS enabled SIM cards. These units can communicate to each other through centrally hosted MQTT broker. MQTT broker is hosted on the cloud or static IP. Thus these units establish a transparent data link for any external Field devices such as PLC and RTU.

General Specification:

• Transparent data transmission over GPRS data network.
• Configurable for publishing and subscribing topic for MQTT.
• Industrial power terminal block for 18V ~ 36V DC operation.
• Configuration through USB/RS232 interface
• Automatic redial in case of disconnection in the network

• Item Code: GS100MQ

GS100-MH is used for remote monitoring of multiple field equipment via GPRS network. It acts as a Modbus master to multiple modbus slave field devices at a single location and provide reliable data connection to a web-based application server. The web server application can be hosted on public network or can be installed at central monitoring station having Static IP. It is designed to be used in industrial panels and operates on 9V-36V DC, 1A power supply.

Product Highlights:

• MODBUS RTU Master interface for field devices
• User can set Modbus Slave Device configurations e.g Device ID, Holding Register addresses, Length etc via FTP
• Connects by itself to external web server
• Self-embedded with integral PPP & TCP/IP and HTTP protocol stack
• RS232 console port for local configuration
• RTU port RS232/RS485 factory settable to interface to multiple Modbus slave devices
• RTC support (battery backed) enables Time Stamping
• 64KB memory for data storage if Network drops
• Watch Dog timer
• Upload Data Time Interval is User Programmable
• Robust design with DIN rail mounting and wall mounting enclosure
• Industrial Screw type Power Terminal block for 18V - 36V DC operation. No external adapter needed
• Antennae length : 3m

• Item Code: GS100MH

GS100-MH SMS is used for remote monitoring of multiple field
equipment via GPRS network. It acts as a Modbus master to multiple Modbus slave field devices at a single location and provides reliable data connection to a web-based application server. The web server application can be hosted on public network or can be installed at central monitoring station having Static IP. It also sends the alert SMS for Modbus values of
digital inputs. It is designed to be used in industrial panels and operates on 18V-36V DC, 1A power supply.

Product Highlights:

• MODBUS RTU Master interface for field devices
• User can set Modbus Slave Device configurations e.g Device ID, Holding Register addresses, Length etc via FTP
• Connects by itself to external web server
• Self-embedded with integral PPP & TCP/IP and HTTP protocol stack
• RS232 console port for local configuration
• RTU port RS232/RS485 factory settable to interface to multiple Modbus slave devices
• RTC support (battery backed) enables Time Stamping
• 64KB memory for data storage if Network drops
• Watch Dog timer
• Upload Data Time Interval is User Programmable
• Robust design with DIN rail mounting and wall mounting enclosure
• Industrial Screw type Power Terminal block for 18V - 36V DC operation. No external adapter needed
• Antennae length: 3m
• Alert SMS for Modbus digital inputs or coils
• Maximum 10 reporting numbers configurable for SMS alerts
• Reporting text for SMS configurable

• Item Code: GS100-MHSMS