Define Instruments Nimbus IoT Manual

Edge processing interface

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Data visibility for better machine performance
The Nimbus IoT collates signals from industrial equipment for
processing and publishing to the Cloud. Designed for moni-
toring small machines and automation systems it enables data
visibility for determining machine health or process efficiency.
Collect field operating data from your machine
Built-in cloud interface sends data from your machine directly
to the Cloud – useful for facilities maintenance monitoring,
replenishing consumables and remote diagnostic monitoring.
Direct wireless interface to field process inputs
Nimbus IoT converts, conditions and processes analog signals
directly to wireless WiFi (801.11) or (eMTC) LTE Cat-M1. No
additional wireless modem required.
Easily integrates with existing automation equipment
The Nimbus IoT natively supports MQTT communications protocol and the ModBus RTU
master/slave communication port directly interfaces to metering and control automation.
Nimbus onboard logic engine allows customization for specific measurement and monitoring
requirements.
Extra cloud interface security and Store and Forward data integrity
Connection and data security are paramount so the Nimbus IoT provides peace of mind with
Transport Layer Security (TLS 1.2) protocol. In the event of a network communications fail-
ure the Nimbus IoT Store and Forward function buffers data locally, forwarding to the cloud
server once network communications are reinstated, securely monitoring and recording with
total data integrity.
Key features:
DCS Define Cloud Services (DCS) connection
MQTT with Transport Layer Security (TLS 1.2)
Data record store and forward record buffer
RTC record data time stamp at origin
Application logic and math functions
PC configuration tools, USB interface
Wireless WiFi (801.11) or (eMTC) LTE Cat-M1
Copyright © 2019 Define Instruments
Nimbus IoT
Edge Processing Interface
2 Process (4–20mA) inputs (non-isolated)
4 Digital inputs
3 Relay outputs
1 logic output (Open collector)
RS485 ModBus RTU master/slave interface
Local display (RS232C) interface port
AC mains and 24V low power operation
NIM2-MAN-19V01 (1104)
1

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Summary of Contents for Define Instruments Nimbus IoT

  • Page 1 Extra cloud interface security and Store and Forward data integrity Connection and data security are paramount so the Nimbus IoT provides peace of mind with Transport Layer Security (TLS 1.2) protocol. In the event of a network communications fail-...
  • Page 2: Table Of Contents

    2 - Operating Modes ......4 9 - Connecting To A PLC ..... 22 2.1 - WiFi Operating Modes ... 4 9.1 - Nimbus IoT Registers ..2222 3 - Specifications ........5 10 - Maintenance ........24 4 - Dimensions & Installation ....7 10.1 - Calibration ......
  • Page 3: Order Codes

    WorkBench software SAFETY NOTICES For your safety and the prevention of damage to the Nimbus IoT unit and other equipment connected to it, please read complete instructions prior to installation and operation of the Nimbus IoT and carefully observe all safety regulations and instructions.
  • Page 4: Cloud Connection Options

    The most common operating mode for a WiFi enabled Nimbus IoT is the Station (or Client) Mode. This mode is used when the Nimbus IoT is required to connect to an access point of an existing WiFi network as a client.
  • Page 5: Specifications

    Voltage 2–30V DC Threshold 1.65V typical General specifications Debounce counter range 0–100Hz Linearity & repeatability <±0.1% FSO Isolation Not isolated to power supply or RF immunity <±1% effect FSO typical analog inputs Copyright © 2019 Define Instruments NIM2-MAN-19V01 (1104)
  • Page 6 EN50581: 2012 RoHS Over Air Updates Safety: EN61010, 1:2010, CuL (file listing pending) Over The Air updates are available for main plugins, custom macros, certificates, cloud adapter firmware updates (WiFi and cellular) NIM2-MAN-19V01 (1104) Copyright © 2019 Define Instruments...
  • Page 7: Dimensions & Installation

    23mm (.91") (.91") 4.2 - Installation Environment The Nimbus IoT should be installed in a loca- The plastic casing and product label may be tion that does not exceed the maximum op- cleaned, if required, using a soft, damp cloth erating temperature, and at a safe distance and neutral soap product.
  • Page 8: Installation Instructions

    The Nimbus IoT is rated IP20, and should be mounted in a protective enclosure to protect the unit from weather conditions and dust. If using the Nimbus IoT with WiFi, the unit must be lo- cated within range of a WiFi network. Maximum distance is 1476ft (450m) with Line Of Sight.
  • Page 9: Emc Installation Guidelines

    Fig 4 to be detached from the DIN rail. 4.4 - EMC Installation Guidelines The Nimbus IoT has been designed to cope Using shielded cable on sensitive input and control signal lines. Good results with large EMC disturbances. This has been...
  • Page 10: Installing Define Workbench

    Define WorkBench offers a comprehensive and yet simple-to-use setup tool for your Nimbus IoT, complete with data log extraction and visualization. You must install WorkBench before connecting the Nimbus IoT to your computer. If you have already connected using the Bridge Key, please disconnect before continuing.
  • Page 11 2–3 minutes, but may take longer in some situations. When the installation has successfully completed, the following dialog will appear. Click 'Close' to exit. The installer will place an icon on your desktop for easy access to WorkBench. Copyright © 2019 Define Instruments NIM2-MAN-19V01 (1104)
  • Page 12: Software Configuration

    Launch Define WorkBench (see Section 5 for installation instructions), and select the 'Prog Port' tab. If your Nimbus IoT is powered up and con- nected via the Bridge Key, then the COM Port will be detected automatically. Click Fig 5 'Connect'.
  • Page 13: Workbench Interface Overview

    Control Area. WorkBench will not allow you to cally appear in this panel as browse to a new tab in the Main Navigation with you configure the unit. unapplied changes to your configuration. Copyright © 2019 Define Instruments NIM2-MAN-19V01 (1104)
  • Page 14: Main Navigation

    Plugins are small programs which are loaded Serial Port into the Nimbus IoT to expand its function- This tab is only visible if you are connected to ality or simplify its use. Available plugins for your Nimbus IoT via the USB Programming the Nimbus IoT include: Port.
  • Page 15: Wiring & Led's

    WIRING & LED'S 7.1 - Nimbus IoT Terminals 10 11 12 Rail Color Label Facing Up Label Side (Right) Label Side (Right) Rail 28 29 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 Color Label Facing Down (A &...
  • Page 16: Relay Output (A, B & C)

    7.4 - Digital Input (G) See 7.1G 3 Wire Proximity Transducer, The Nimbus IoT has four Digital Inputs (A–D) which can be con- Paddle Wheel etc. figured and scaled using Define WorkBench from the "Digital Output Inputs" tab, as per the list below:...
  • Page 17 Sourcing (active high input). The diagrams in this manual are for Sinking wiring, which is the default configuration. To view Sourcing wiring, please refer to the help information provided in Define WorkBench. Connection example for digital inputs (A–D) using excitation from Nimbus IoT Reed Switch or Relay Contact –...
  • Page 18: Power Supply

    7.5 - Power Supply See 7.1H 22–30V DC 85–265V DC 85–265V AC Wire your power supply for or 24V DC supply (low volt- age) or 85–265V AC supply (high voltage) as shown. 28 29 28 29 NIM2-MAN-19V01 (1104) Copyright © 2019 Define Instruments...
  • Page 19: Front Panel & Led's

    Access Point (AP) mode. Press and hold until the Radio status LED turns: • Green to change to Station mode. • Orange to change to Access Point mode. • Red to set WPS mode. Copyright © 2019 Define Instruments NIM2-MAN-19V01 (1104)
  • Page 20: Input Wiring & Specifications

    16 17 18 16 17 18 16 17 18 16 17 18 2 Wire Loop Powered 3 Wire Loop Powered 4 Wire Loop Powered 4–20mA Transmitter, 4–20mA Transmitter, 4–20mA Transmitter, 4–20mA NIM2-MAN-19V01 (1104) Copyright © 2019 Define Instruments...
  • Page 21: Ac Current Sensor

    ACCS-420(-L) = 4–20mA DC loop powered Response time 250ms (10–90%) Frequency 50–60Hz Isolation voltage 2,000V The Nimbus IoT accepts input from a Define Instruments AC current sensor. 16 17 18 Set the jumper on the top of the current sensor to the desired current range, as shown below.
  • Page 22: Connecting To A Plc

    CONNECTING TO A PLC 9.1 - Nimbus IoT Registers Below is a list of the commonly used Nimbus IoT registers, displayed first in Modicon address- ing format, and then as a direct address (brackets). For a full register list, please see the Nimbus IoT Registers document, available at: defineinstruments.com/zen-iot-registers...
  • Page 23 41587 (1586) / 41588 (1587) Note: The Nimbus IoT uses a swapped word order for Modbus 32 bit values (integers and floats). It sends/ receives a 32 bit value as least significant word first, followed by the most significant word.
  • Page 24: Nimbus Iot Registers

    MAINTENANCE 10.1 - Calibration Your Nimbus IoT has been fully calibrated at the factory, and can be recalibrated in software using Define WorkBench (see Section 6). Scaling to convert the input signal to a desired dis- play value is also done using WorkBench If your Nimbus IoT appears to be behaving incorrectly or inaccurately, refer to troubleshooting before attempting to calibrate it.
  • Page 25: A - Appendix A - Emc Test Results

    APPENDIX A - EMC TEST RESULTS Statement of Compliance Products in the Define Instruments 'Zen' series (incl. the Nimbus IoT) comply with EN 61326-1:2006. Results Summary The results from testing carried out in March 2014 are summarized in the following tables.
  • Page 26 During testing, temporary degradation, or loss of function or performance which requires operator intervention or system reset occurs. *Note 1: EN61326-1 calls for a Criterion B pass; unit exceeds this by meeting Criterion A. NIM2-MAN-19V01 (1104) Copyright © 2019 Define Instruments...
  • Page 27 Copyright © 2019 Define Instruments NIM2-MAN-19V01 (1104)
  • Page 28 Auckland 0632, New Zealand sales@defi neinstruments.com PO Box 245 Westpark Village, www.defi neinstruments.com Auckland 0661, New Zealand Ph: +64 (9) 835 1550 Fax: +64 (9) 835 1250 sales@defi neinstruments.co.nz www.defi neinstruments.com Nimbus IoT Document Revision Code: NIM2-MAN-19V01 Date Code: 191105...

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