LARTET DC10TH Technical Manual
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LARTET DC10TH Technical Manual

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TECHNICAL MANUAL
DC Range (V2)
DC10TH
DC41RTH
DC41RTHO
DC20TH
DC10R
DC22RT
DC23
DC23D

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Summary of Contents for LARTET DC10TH

  • Page 1 TECHNICAL MANUAL DC Range (V2) DC10TH DC41RTH DC41RTHO DC20TH DC10R DC22RT DC23 DC23D...

  • Page 2: Table Of Contents

    Display communication with other devices..............4-13 Communication via commands (TCP, UDP y ASCII) ......... 4-13 Communication via the MODBUS protocol ............4-16 Detailed information by model ................... 4-18 DC10TH ......................4-18 DC41RTH ......................4-22 DC41RTHO ......................4-23 DC20/21TH ......................4-26 DC10R ........................
  • Page 3 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com ÍNDICE Setting up the MicroBoot app ..................5-1 Equipment Upgrade ..................... 5-2 DC Range Displays (V2) 1859K31A...

  • Page 4: Introduction

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 1 INTRODUCTION Introduction Our new DC range features a wide selection of environmental measurement displays, clocks with advanced functions and accident-free day displays. In environmental measurement equipment, we have models that allow the simultaneous visualization of multiple variables;...

  • Page 5: Models & Features

    CAPÍTULO 2 MODELOS Y CARACTERISTICAS 2 Models & Features Features by Model DC10TH POWER SUPPLY Supply voltage: 100 – 240 V AC (50/60 Hz) Max Power: 15 W | Power Minimum Luminosity: 10,2 W DISPLAY 3 digits of 7 segments. 100 mm digit height + unit of measure symbol...
  • Page 6 MANUAL DE OPERACIÓN lartet@lartet.com DE VISUALIZADORES www.lartet.com CAPÍTULO 2 MODELOS Y CARACTERISTICAS DC41RTHO POWER SUPPLY Supply voltage: 100 – 240 V AC (50/60 Hz) Max Power: 27 W | Power Minimum Luminosity: 11.1 W DISPLAY Time: 4 digits of 7 segments. 100 mm digit height + two dots Temperature: 3 digits of 7 segments.
  • Page 7 MANUAL DE OPERACIÓN lartet@lartet.com DE VISUALIZADORES www.lartet.com CAPÍTULO 2 MODELOS Y CARACTERISTICAS DC10R POWER SUPPLY Supply voltage: 100 – 240 V AC (50/60 Hz) Max Power: 15.6 W | Power Minimum Luminosity: 10.3 W DISPLAY Time: 4 digits of 7 segments. 100 mm digit height + two dots...

  • Page 8: Relay Output Features

    MANUAL DE OPERACIÓN lartet@lartet.com DE VISUALIZADORES www.lartet.com CAPÍTULO 2 MODELOS Y CARACTERISTICAS DC23D POWER SUPPLY Supply voltage: 100 – 240 V AC (50/60 Hz) Max Power: 26 W | Power Minimum Luminosity: 13,5 W DISPLAY Date/Record Days: 6 digits of 7 segments. 57 mm digit height Days without accidents: 4 digits of 7 segments.

  • Page 9: Installation Of The Displays

    Place the screws on the bottom and screw in the 4 screws. Replace the front cover. Fig. 3.1 Formats by Display Model Models DC41RTH, DC41RTHO 314 mm 695 mm DC10TH, DC10R 314 mm 215 mm DC20TH, DC22RT, DC23, DC23D 410 mm 289 mm Tabla 3.1 Attachment dimensions per model...

  • Page 10: Powering The Equipment

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 3 INSTALLATION OF THE DISPLAYS Powering the equipment The equipment must be supplied in the range of 100 to 240 VAC, 50/60 Hz. A grounded Shuko- type plug must be used. If the power cord needs to be extended, the device has an internal power strip for connecting the new extended cable.

  • Page 11: Serial Line (Rs232/Rs485 [Rs422])

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 3 INSTALLATION OF THE DISPLAYS Serial line (RS232/RS485 [RS422]) The DC range displays allow connection to external devices via RS-232 and RS-485 interfaces or RS-232 and RS-422 if the device has been ordered with this option instead of the RS-485 interface.
  • Page 12 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 3 INSTALLATION OF THE DISPLAYS 3.3.2.2 RS-485 connection between a PC and a DC range display RS-485 communication allows you to cover greater distances than RS-232 communication. In no case should a length of 1000 m be exceeded if repeaters are not available.

  • Page 13: Sensors

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 3 INSTALLATION OF THE DISPLAYS Sensors The DC20TH is the only model that supports up to 4 temperature and humidity sensors that can be connected interchangeably on any of the dedicated sensor ports. This model also allows...

  • Page 14: Start-Up

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 3 INSTALLATION OF THE DISPLAYS Whenever possible, the GPS antenna should be placed outside, in an elevated and clear place, avoiding obstacles and sources of electromagnetic interference. The clearer the view to the...

  • Page 15: Configuration With "Display Discoverer

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 3 INSTALLATION OF THE DISPLAYS Configuration with “Display Discoverer” When you open the app, if one or more displays are connected to the network, it will detect them and display them in the app.
  • Page 16 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 3 INSTALLATION OF THE DISPLAYS 5. Pressing this button will automatically set the "DHCP" mode on the device and you will get an automatic IP from the server. It is necessary to press the "Refresh" button again, so that the application detects the display with the new IP assigned.

  • Page 17: Configuring The Display

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS Configuring the display To configure the equipment, you only need to access the internal web server of the computer and customize the different parameters according to the specific needs of the user.

  • Page 18: Overview

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS Overview Fig. 4.1 Web server entry page. Overview 1. Navigation menu to access the different sections on the web server. 2. Displays time information from the device’s internal clock. 3. Identification record of the equipment, especially useful when contacting the technical support service for the resolution of incidents.

  • Page 19: Global Settings

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS Global Settings Fig. 4.2 Global Team Settings 1. The display has the communication interfaces; Serial, Ethernet and Wifi to communicate via commands with an external PC/PLC (see section 4.3 where the different models in the DC range are described for more details).

  • Page 20: Network Settings

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 8. Allows you to select the desired method for synchronizing the device's internal clock. • NONE: It will not sync the watch • ETH_SNTP: Wired network synchronization (will use the server defined in 4) •...
  • Page 21 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 1. In a local network with NetBios support, each computer is assigned a unique name for its knowledge and identification, allowing each computer to be perfectly distinguishable. This parameter allows us to define the name with which we will identify the computer within the network.

  • Page 22: Wifi Settings

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS Wifi Settings Fig. 4.4 WiFi Settings 1. Set the name of the WIFI network you want to connect to or the name of the WIFI network that the display will generate, depending on the network mode that is configured with parameter 3.
  • Page 23 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 6. Set the password for the WIFI network. In STATION mode, it will correspond to that of the network to which we want to connect. In ACCESS POINT mode, it will be the one that we want our access point to have so that other devices connect to the display.
  • Page 24 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS The displays are factory configured in "STATION" mode, so when connected to the power supply it will be observed that "DIRECT-DC-DISPLAY" will appear in the list of WIFI networks available on the user's PC/Laptop.

  • Page 25: Configuring Communication Protocols (Communication)

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS Configuring Communication Protocols (Communication) As a complement to the web server, the DC range displays have a set of commands that allow you to read/write information to the device, using the different communication interfaces and communication protocols available.
  • Page 26 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-10 3. Allows you to select the end of the frame that will accompany the command. Endblock NONE No Endblock STX (02h) ETX (03h) EOT (04h) <CR> 0Dh Carriage return (0Dh) <LF>...
  • Page 27 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-11 1. Sets the address that the device will have on the communication serial bus. Valid values must be within the range 1 to 99. 2. Configure the communication protocol to be used. The possible options are ASCII and MODBUS RTU.
  • Page 28 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-12 4.1.5.3 WIFI interface (DATA PORT = WIFI) Fig. 4.8 Communication Settings (WIFI) When using communication over WIFI, it is important to note that the default protocol is UDP and there are no options to select other protocols.

  • Page 29: Display Communication With Other Devices

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-13 Display communication with other devices. The DC range of displays offers various communication interfaces and protocols to meet your connection needs and allow you to easily communicate with a PC or PLC for information exchange.
  • Page 30 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-14 Where: CMD: Command ARG1 ARG2 … ARGN: List of arguments separated by the character "space" (ASCII 32d) IDR: Response ID. A 2-byte alphanumeric code (unique to each command) just before the field containing the viewer's response information.
  • Page 31 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-15 The commands for the range of DC displays are summarized in the following table. DESCRIPTION PROPERTY Get Date & Time from your computer's internal clock READING Ethernet & WIFI Interface: Obtains the temperature value displayed by the display (unit ⁰C) READING Serial Interface: Obtains the temperature and humidity value displayed by the display (unit ⁰C and % respectively)

  • Page 32: Communication Via The Modbus Protocol

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-16 Communication via the MODBUS protocol Information can be exchanged with this protocol, both through the Ethernet interface and the series. For this purpose, a read-only record set is enabled for immutable information and a read/write record set for those variables that can be modified by the user.
  • Page 33 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-17 Application example: Request for the internal time of the viewer, being 8:30:00 on 30/05/2023 1) Function 04h (Read Input Registers) | Dir. Startup Registration: 00h| Nº of Registers: 7...

  • Page 34: Detailed Information By Model

    4.3.1.1 Overview Fig. 4.11 Information shown in the DC10TH Dynamics section. 1. Temperature value obtained from the sensor. If the acquired temperature value is outside the measurement range (-20 ⁰C < T ≤ 90 ⁰C) it will show; "OuH" if the temperature is higher than the maximum allowed temperature or "OuL"...
  • Page 35 If the received signal level is too low, the message "LOW" will be displayed. • If GPS time synchronism is not enabled (SYNC= GPS, see section 4.1.2) the message "OFF" will be displayed. 4.3.1.2 Global Settings Fig. 4.12 Particular settings for the DC10TH model 1. Display Options • “TEMPERATURE” Display temperature only. •...
  • Page 36 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-20 4.3.1.3 Flagging Alerts and Errors If an alert or error occurs on the device, the following descriptive messages will be displayed in the display. The temperature and humidity sensor is not detected/recognized.
  • Page 37 Function: 04h (Input Registers) Function: 03h, 06h 10h (Holding Registers) Fig. 4.13 DC10TH Modbus Commands and Registers Application Examples: Temperature request, for a computer that is showing 24.3 ⁰C 1) Interface: Ethernet | Protocol: TCP | Plot Ending: None a. Request: b.

  • Page 38: Dc41Rth

    4.3.2.2 Dynamic content in the Global Settings section It does not add dynamic content. 4.3.2.3 Flagging Alerts and Errors Generates the same alerts and errors as the DC10TH model (see section 4.3.1.3) 4.3.2.4 Communications with External Devices This model enables the following Modbus commands and registers.

  • Page 39: Dc41Rtho

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-23 DC41RTHO This model provides the most complete solution in our range in the representation of environmental variables, allowing the simultaneous visualization of; temperature, humidity, and CO2, as well as providing hourly information.
  • Page 40 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-24 4. [OPTIONAL] If the device has been purchased with the GPS time synchronization option (+A option), it will indicate the signal-to-noise ratio (SNR) of the GPS. The higher the SNR,...
  • Page 41 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-25 Application examples: CO2 request, for a device that is displaying a concentration of 755 ppm 1) Interface: Ethernet | Protocol: UDP| End of block: <CR><LF> a. Request: PC<CR><LF> b. Answer: RC755<CR><LF>...

  • Page 42: Dc20/21Th

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-26 DC20/21TH This model simultaneously displays temperature and humidity values visible over long distances, while maintaining a compact and small equipment size. In addition, it offers additional functionalities such as the averaging of up to 4 temperature and humidity sensors, to homogenize spaces where there may be temperature gradients and offers the possibility of making a specific calibration to each of the sensors based on a reference standard.
  • Page 43 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-27 3. [OPTIONAL] If the device has been purchased with the GPS time synchronization option (+A option), it will indicate the signal-to-noise ratio (SNR) of the GPS. The higher the SNR,...
  • Page 44 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-28 4.3.4.2 Calibrating the sensors Fig. 4.16 Calibrating DC20/21TH Sensors 1. Sensor port identifier. All settings made in this row affect the sensor connected to that port. 2. Temperature measurement for the sensor connected to the referenced port (1).
  • Page 45 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-29 pressed, "..." in the temperature and humidity measurements of all ports. In the same way, we will observe this indication in all measurements when we change the selected mode in (6), being necessary to press this button again, to acquire a new set of measurements according to the selection in (6).
  • Page 46 CHAPTER 4 DISPLAY SETTINGS 4-30 4.3.4.4 Flagging Alerts and Errors Generates the same alerts and errors as the DC10TH model (see section 4.3.1.3). 4.3.4.5 Communications with External Devices This model enables the following Modbus commands and registers. DC20TH COMANDOS...

  • Page 47: Dc10R

    4.3.5.3 Flagging Alerts and Errors No alerts or errors are generated, as it has no sensors attached. 4.3.5.4 Communications with External Devices This model enables the following Modbus commands and registers DC10TH COMMANDS TCP | UDP| ASCII MODBUS Function: 04h...

  • Page 48: Dc22Rt

    4.3.6.1 Dynamic content in the Overview section It is identical to that of the DC10TH model (see section 0). 4.3.6.2 Dynamic content in the Global Settings section It does not add dynamic content.
  • Page 49 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-33 Application examples: Temperature and humidity reading via MODBUS for a device whose sensor is measuring a temperature of 24.9 ⁰C and a relative humidity of 63%. 1) Ethernet Interface | Protocol: MODBUS TCP/IP| Function 04h | Dir. Check-in: 07h| No.

  • Page 50: Dc23

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-34 DC23 This model implements a basic crash-free day display. These teams foster a culture of safety in the workplace. By showing the number of days that have passed without incidents or injuries, awareness is raised, and a safe work environment is promoted.
  • Page 51 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-35 4.3.7.2 Dynamic content of the Global Settings section Fig. 4.19 Adjustments to the DC23 Dynamic Section 1. Accident-free day counting mode. You have the following options: • PRESET: Allows you to set the crash-free days value that will be displayed in the display.
  • Page 52 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-36 It is possible at any time to change the ALL DAYS and POWER DAYS modes to display the value of the total number of days elapsed and those exclusively worked, since the equipment simultaneously records these values.
  • Page 53 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-37 Application Examples: Request for accident-free days for a computer that is displaying the value 506. 1) Interface: Ethernet | Protocol: TCP | End of block: None a. Request: b. Answer:...

  • Page 54: Dc23D

    OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-38 DC23D This equipment expands the DC23 model with additional information such as the record of days without accidents or the date of the last accident. Having these record records is a motivating stimulus for employees, as surpassing them is a collective achievement and demonstrates everyone's commitment and effort to maintain a safe environment.
  • Page 55 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-39 • If GPS time synchronism is not enabled ( SYNC= GPS, see section 4.1.2) the message "OFF" will be displayed. 4.3.8.2 Dynamic content of the Global Settings section Fig. 4.21 Information shown in the DC23D model dynamic section.
  • Page 56 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-40 exceed the previously established record. In this way, the user has all the flexibility to update these values whenever they see fit. 4.3.8.3 Flagging Alerts and Errors No alerts or errors are generated, as it has no sensors attached.
  • Page 57 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-41 Application Examples (I): Ask for the date of the last accident from a viewer that has this parameter set to the date 25/03/2023 1) Interface: Ethernet | Protocol: TCP | End of block: None a.
  • Page 58 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 4 DISPLAY SETTINGS 4-42 Application Examples (II): Type the parameter of the date of the last accident with the date 7/6/2023 1) Interface: WIFI | Protocol: UDP | End of block: None a. Request:...

  • Page 59: Firmware Update

    To be able to remotely update your devices, you need to download the MicroBoot application (https://www.lartet.com/en/download-center/) and follow these steps: Setting up the MicroBoot app The current version of the devices only allows updating via wired network connection and the configuration is as follows.
  • Page 60 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 5 FIRMWARE UPDATE Fig. 5.2 Update protocol timeouts Equipment Upgrade Once the application is configured, click on the "Browse" button on the main screen and locate the directory where the file with the update firmware (.srec extension) is located.
  • Page 61 OPERATION MANUAL lartet@lartet.com OF DISPLAYS www.lartet.com CHAPTER 5 FIRMWARE UPDATE the update will be incomplete, and the display will not have a valid program to run and will not know how to interpret its own IP. For these cases, if the power supply is disconnected and reconnected, it will be observed that "bP0"...
  • Page 62 Severo Ochoa, 80 Polígono Industrial Font del Radium 08403 Granollers As the builder of the LARTET brand equipment: Model: DC-10TH (V2) in all its versions. Model: DC-41RTH (V2) in all its versions. Model: DC-41RTHO (V2) in all its versions.

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