Novus is a Brazilian based ISO 9001 certified manufacturer of electronic instruments including process indicators, temperature controllers, data loggers and temperature, humidity and pressure transducers. With a network of 34 representatives and distributors in 56 countries, Novus serves more than 14,000 customers around the world. CAS offers the FieldLogger, a versatile, powerful and cost effective industrial data logger which handles analog and digital signals with high resolution and speed plus expansion modules and wireless communication accessories.

The Novus FieldLogger  SCADA data acquisition unit for high resolution and speed



The FieldLogger is an analog and digital variables data logger. It can act as Modbus RTU master and read registers from other slaves. Capable of performing mathematical operations in the input channels, it is a high-speed reading and logging device with lots of available memory and many connectivity options.

  • 8 analog channels
  • Ethernet interface with: DHCP, DNS, SMTP, HTTP, FTP, SNMP and Modbus TCP
  • A/D converter: 24 bit, up to 1000 samples a second
  • Accuracy: 0.2% of the span for thermocouples, 0.15% of the span for other input types
  • 8 digital channels individually configured as input or ouput
  • RS485 interface (Modbus master or slave)

Novus AirGate-GPRS Modbus Gateway


AirGate-GPRS Modbus Gateway

  • Connects to cloud based gateway through GSM/GPRS enabling remote access to Modbus slaves
  • Two configurable RS485 interfaces
  • One RS485 port is always Modbus master, other can be set as master or slave
  • RS485 baud rate from 1200 to 115200 bps
  • USB port allows PC connection
  • Compatible with Novus M2M gateway for monitoring and storage
  • Worldwide GSM compatibility: quadri band
  • Send SMS as alarm or event notification
  • Two inputs configurable as analog or digital
  • Includes an antenna with magnetic base and 3m cable

AirGate Modbus is a wireless multifunctional gateway by Novus


AirGate Modbus Gateway

AirGate Modbus is a wireless multifunctional gateway. It allows the transparent and easy insertion of wireless branches into existing wired RS485 networks. The AirGate Modbus has four operation modes: Modbus Master, multiplexer, USB-RS485 converter and simple wireless RS485 extension. The Star operation mode allows the connection of several wireless segments to an existing Modbus RS-485 network.

  • USB Virtual COM port
  • 2 RS485 configurable ports
  • Wireless Interface IEEE 802.15.4 @ 2.4 GHz
  • Wireless Interface baudrate 250Kbps
  • Wireless range up to 1000 m (3200 ft)

Novus Digirail signal conditioning and digital transmitter unit



The DigiRail I/O modules provide a simple, convenient, flexible and inexpensive way for integrating digital and analog signals into PLCs and SCADA systems via RS485 interface with Modbus RTU protocol


  • DigiRail-2R: dual 8A/250 Vac SPDT relays with timer function
  • DigiRail-4C: 4 isolated digital counters, input 1 accepts 100 KHz, inputs 2 to 4 accept 1 KHz
  • DigiRail-2A: dual universal channels, accept t/c types J, K, T, E, N, R, S, B, Pt100 RTD, 0-20 mV, 0-50 mV, 0-5V, 0-10V, 0-20 mA, 4-20 mA


  • RS485 (2-wire) Modbus RTU communication
  • Analog input resolution: 17 bits
  • User defined linearization option for the analog inputs

DigiRail-VA Single Phase AC Power Analysis Logger


DigiRail-VA Single Phase AC Power Analysis Logger

  • Operating Temperature: 0 to 60C
  • Voltage Input Range: 0 to 300 Vac (RMS)
  • Current Input Range: 0 to 5 Aac (RMS)
  • Frequency: 45 to 65 Hz
  • Power Factor: 0.00 to 1.00
  • RS485 / Modbus RTU Interface

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