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I3-MA-25G – PLC Module
IMO I3-MA-25G is a quad-band 850 / 900 / 1800 / 1900 MHz GSM/GPRS modem with antenna, SMS capability and GPRS Class 10 communications for compatible i3 Intelligent Control Stations.
£483.73
Why Choose the IMO I3-MA-25G GSM/GPRS Modem?
The IMO I3-MA-25G is a compact quad-band GSM/GPRS modem communication module designed to add cellular communications to compatible IMO i3 Intelligent Control Stations. Supplied as an i3 communications accessory, it enables remote industrial automation applications to use GSM/GPRS networks for data communications and SMS messaging.
The I3-MA-25G supports 850 / 900 / 1800 / 1900 MHz GSM frequency bands, providing quad-band operation for compatible 2G cellular networks. GPRS functionality includes Class 10 multi-slot operation and CS1 to CS4 coding schemes, while GSM functionality supports mobile-originated and mobile-terminated SMS messaging.
Designed as a dedicated communications module for the IMO i3 controller platform, the I3-MA-25G incorporates a female SMA antenna interface and supports a 1.8 / 3 V Mini SIM. The modem provides a practical communications solution for remote machinery, telemetry, monitoring and automation installations where compatible GSM/GPRS network service is available.
Key Advantages
- Dedicated GSM/GPRS communications module for IMO i3 controllers.
- Quad-band 850 / 900 / 1800 / 1900 MHz operation for compatible GSM networks.
- GPRS Class 10 capability for packet-based cellular communications.
- Supports SMS transmission and reception for remote messaging applications.
- Female SMA antenna connection provides a standard interface for the supplied antenna.
- Compact module format designed for integration with compatible IMO i3 Intelligent Control Stations.
Key Features
- IMO I3-MA-25G GSM/GPRS modem.
- Quad-band GSM: 850 / 900 / 1800 / 1900 MHz.
- GPRS Multi-Slot Class 10 with up to 4 receive and 2 transmit slots, maximum 5 active slots.
- GPRS coding schemes CS1–CS4.
- Mobile Station Class B GPRS operation.
- Supports mobile-originated and mobile-terminated SMS messages.
- 1.8 / 3 V Mini SIM support.
- Female SMA antenna interface.
- GSM transmit power up to 2 W at 850 / 900 MHz.
- GSM transmit power up to 1 W at 1800 / 1900 MHz.
- Designed as a communications accessory for compatible IMO i3 Intelligent Control Stations.
Remote GSM/GPRS Communications for Industrial Automation
Cellular communication modules allow industrial controllers to exchange information where conventional wired network connections may be unavailable or impractical. The IMO I3-MA-25G adds GSM/GPRS connectivity to compatible i3 control equipment, enabling applications such as remote monitoring, telemetry and SMS-based machine notifications over supported cellular networks.
Its quad-band radio supports the principal 2G GSM frequency bands, while GPRS Class 10 provides packet-based data communications for compatible applications. SMS support can also be used for remote status information and automation messaging, making the modem useful for geographically dispersed machinery and unattended control installations.
Typical Applications
- Remote industrial machinery monitoring.
- GSM/GPRS telemetry systems.
- SMS alarm and status messaging.
- Remote automation and control installations.
- Water and utility monitoring systems.
- Agricultural and environmental control equipment.
- Remote pumping and infrastructure applications.
- Compatible IMO i3 Intelligent Control Station installations.
Technical Specifications
| Manufacturer | IMO Precision Controls |
|---|---|
| Series | i3 Intelligent Control Station |
| Model | I3-MA-25G |
| Product type | GSM/GPRS modem communication module |
| Cellular technology | 2G GSM / GPRS |
| Frequency bands | 850 / 900 / 1800 / 1900 MHz |
| GPRS class | Multi-Slot Class 10 |
| GPRS coding schemes | CS1–CS4 |
| GPRS mobile station class | Class B |
| SIM type | Mini SIM |
| SIM voltage | 1.8 / 3 V |
| Antenna interface | Female SMA |
| Transmit power at 850 / 900 MHz | 2 W, 33 dBm, GSM Class 4 |
| Transmit power at 1800 / 1900 MHz | 1 W, 30 dBm, GSM Class 1 |
| Receive sensitivity | -107 dBm |
| SMS capability | Mobile-originated and mobile-terminated SMS |
| Module dimensions (L × W × D) | 82.3 × 34.6 × 3.1 mm |
| Weight | less than 80 g |
| Relative humidity | 5–95% |
| Operating altitude | approximately -400 to 3000 m |
| Regulatory approvals | GCF Type Approval, CE, PTCRB, FCC Part 24 and IC |
| HS Code | 8538909190 |
| Country of Manufacture | Southern Ireland |
Frequently Asked Questions
What is the IMO I3-MA-25G used for?
The I3-MA-25G is a GSM/GPRS modem communication module designed to provide compatible IMO i3 Intelligent Control Stations with cellular data and SMS communication capabilities.
Which cellular frequency bands does the I3-MA-25G support?
The modem provides quad-band GSM operation at 850 / 900 / 1800 / 1900 MHz for use with compatible 2G GSM/GPRS networks.
Does the IMO I3-MA-25G support GPRS?
Yes. The modem supports GPRS Multi-Slot Class 10, Mobile Station Class B operation and CS1–CS4 coding schemes.
Can the I3-MA-25G send and receive SMS messages?
Yes. The I3-MA-25G supports mobile-originated and mobile-terminated SMS messaging, making it suitable for compatible remote notification and automation applications.
What antenna connection does the I3-MA-25G use?
The modem features a female SMA antenna interface and is supplied as an IMO i3 GSM modem accessory with an antenna.
Dedicated Communications for IMO i3 Control Systems
The IMO I3-MA-25G extends compatible i3 Intelligent Control Stations with quad-band GSM/GPRS communications, providing cellular data and SMS capabilities for remote machinery, telemetry and distributed industrial automation applications.
