Site Sentinel® and Metermade® | Data Logger Hardware
37South offers a diverse range of advanced and field proven remote monitoring hardware to suit all deployment application types, form factors and cost versus functionality considerations.
Site Sentinel® X1 - Mixed Multi-function I/O Series
- The Site Sentinel® X1 4G logger series is offered in three different models, each with a different mix of Digital Inputs/Counters, Analog Inputs, Modbus Master RS232 / RS485 Communications Port, Dedicated JPEG Image Capture Camera Port and all with in-built Solar Regulator / Battery Charger.
- Ultra-low power, fully self contained data loggers with internal 4G (Cat-M1 / NB-IoT) Cellular Communications.
- Utility / industrial-grade, IP68 rated, rugged data logging solutions to suit a wide variety of deployment applications and situations.
- DNP3 Slave data protocol to upstream SCADA / Cloud Data host (all models), Modbus Master (X1-002 / X1-003), FTP Remote secure firmware download (all models).
Site Sentinel® C1 - Compact Series (NEW FOR 2025!)
- The Site Sentinel® C1 Compact 4G logger series is offered in three different models, each with a different mix of Digital Inputs/Counters, Analog Inputs, XYZ Tilt Position Sensor, Sensor Power Supply output.
- Ultra-low power, fully self contained compact data loggers with internal 4G (Cat-M1 / NB-IoT) Cellular Communications.
- Utility / industrial-grade, IP68 rated, rugged data logging solutions to suit a wide variety of deployment applications and situations where a compact device is required, such as C&I Metering, Bore Level Monitoring, Sewer Manhole Surcharge Monitoring, Tailings Dam Pore Pressure and Slope Tilt monitoring applications.
- DNP3 Slave data protocol to upstream SCADA / Cloud Data host (all models), FTP Remote secure firmware download (all models).
Site Sentinel® L1 / M2 / Z1 - Integrated Series
- Purpose designed Site Sentinel® product variants featuring Integrated Sensors such as Float Switches, Ultrasonic Level Sensor, Lift-and-Shift Water Pressure Logger.
- Ultra-low power data loggers with 4G (Cat-M1 / NB-IoT) Cellular Communications.
- Utility / industrial-grade, IP68 rated, rugged data logging solutions to suit specific deployment applications and situations.
- DNP3 Slave data protocol to upstream SCADA / Cloud Data host (all models), FTP Remote secure firmware download (all models).
Site Sentinel® P1 / P2 - Industrial Series
- Data loggers with 4G (Cat-M1 / NB-IoT) Cellular Communications option.
- Utility / industrial-grade, rugged data logging solutions to suit a wide variety of deployment applications and situations.
- DNP3 Slave data protocol to upstream SCADA / Cloud Data host (all models), Modbus Master (all models), FTP Remote secure firmware download (all models).
Site Sentinel AEOS® - Remote Satellite Series (NEW FOR 2025!)
- Next generation Site Sentinel AEOS® fully integrated Satellite equipped Data logger with secure unidirectional communications utilising the Globalstar® (L-band) Satellite constellation.
- Feature rich product variant equipped with key functions such as secure low-latency data transmission, user selectable power supply output voltages for powering external sensors, highly optimised hardware design for low power use, user selectable reporting intervals and configurable alarm limits.
- Utility / industrial-grade, rugged data logging and event driven solutions to suit a wide variety of varying deployment applications and situations where terrestrial Cellular and Radio communications is not possible, or where communications redundancy is desired.
- Designed for ultra-remote deployment situations, fully integrated electronics + antenna in a single IP67 housing, world-wide operation.
- The Site Sentinel AEOS® S1 is a Globalstar® Gold Certified and Approved Network Device with world-wide hardware certifications.
Metermade® N Series - Advanced Metering Loggers
- The Metermade® N series of 4G Data Loggers are designed specifically for remote meter reading applications. Offered in three (3) different models, each with a different mix of Digital Inputs/Counters, Modbus Master RS232 / RS485 Communications Ports.
- Ultra-low power, fully self contained data loggers with internal 4G (Cat-M1 / NB-IoT) Cellular Communications.
- Ideal for Utility / industrial bulk water metering, as well as large scale remote irrigation meter reading.
- The Metermade® N1 unit is IP68 rated, battery powered and suitable for direct outdoor deployment, connected to any pulse output compatible flow meter and is the lowest cost option.
- The Metermade® N2 unit is external DC powered and designed to fit directly inside Tyco i300 / Pentair i500 irrigation flowmeter housings.
- The Metermade® N3 unit is IP68 rated, battery powered and suitable for direct outdoor deployment, connected to any pulse output or Modbus compatible flow meter.
- DNP3 Slave data protocol to upstream SCADA / Cloud Data host (all models), Modbus Master (model dependant), FTP Remote secure firmware download (all models).
