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- Page 1 Reference Manual MS-00909-0200-9020, Rev AA April 2025 Spectrex ™ 20/20Q Flame detector Modbus Manager Manual ®...
- Page 3 Reference Manual Contents MS-00909-0200-9020 April 2025 Contents Chapter 1 Introduction..........................5 1.1 Product overview.........................5 1.2 Minimum requirements......................5 Chapter 2 Initial setup..........................7 2.1 Download software........................7 2.2 Run software..........................7 2.3 Connect the computer to the device..................7 2.4 Connect the device to the harness cable..................7 2.5 Set up the USB adapter.......................8 2.6 Establish the COM port.......................
- Page 4 Contents Reference Manual April 2025 MS-00909-0200-9020 www.spectrex.net...
- Page 5 This Manual describes the Modbus Manager and provides instructions on how to install, operate, and maintain the software. Note The Modbus Manager software is for use with Spectrex 20/20Q models only. 1.2 Minimum requirements The minimum requirements for operating Modbus Manager are as follows: ®...
- Page 6 Introduction Reference Manual April 2025 MS-00909-0200-9020 www.spectrex.net...
- Page 7 Reference Manual Initial setup MS-00909-0200-9020 April 2025 2 Initial setup 2.1 Download software To download the Modbus Manager, follow these steps: ® Procedure 1. Go to Spectrex.net. 2. Using the site navigation, go to the relevant product page. 3. Scroll down to Documents and Drawings. 4.
- Page 8 Initial setup Reference Manual April 2025 MS-00909-0200-9020 2.5 Set up the USB adapter Check that the D-connector adapter wiring is similar to the wiring shown. If it is not, adjust the cable wiring to fit the desired adapter. Procedure 1. If required, unscrew the cover of the USB adapter. 2.
- Page 9 Reference Manual Initial setup MS-00909-0200-9020 April 2025 2.7 Connect device Procedure 1. Connect the RS-485 to the terminals according to the following table: Function Wire color Terminal RS-485 (+) RS-485 (-) Black 2. Connect the device to power. www.spectrex.net...
- Page 10 Initial setup Reference Manual April 2025 MS-00909-0200-9020 www.spectrex.net...
- Page 11 Reference Manual Operation MS-00909-0200-9020 April 2025 3 Operation 3.1 Screen overview Main screen The left bar and top bar display on every screen. The left bar displays the brand name and navigation controls; the top bar displays device information. Figure 3-1: Main Screen A.
- Page 12 Operation Reference Manual April 2025 MS-00909-0200-9020 Figure 3-2: Top Bar A. Current Detector Address B. Detector Serial Number C. Full detector Model code D. Communication Status E. Detector Status F. Analog Output signal G. Relay Status (green indicates de-energized state for Alarm, energized for Fault; red indicates energized state for Alarm, de-energized for Fault).
- Page 13 Reference Manual Operation MS-00909-0200-9020 April 2025 Figure 3-3: Left Bar A. Device information B. STATUS C. SETUP D. VERSION 3.2 Perform manual built-in test (BIT) Procedure Click the Built-In Test (BIT) button in the Test Detector pane. 3.3 Assign an address to the device Procedure 1.
- Page 14 Operation Reference Manual April 2025 MS-00909-0200-9020 3.4 Switch device address Procedure 1. In the Address pane, if more than one detector is in the network and its address is known, select the Switch to Detector radio button. 2. Use the Address drop-down list to select the required address. 3.
- Page 15 Reference Manual Operation MS-00909-0200-9020 April 2025 Figure 3-4: Detector Address Once communication is established, the current detector address is shown in the bar. Note To use the Locate function, make sure that only one detector is present in the RS-485 local area network (LAN).
- Page 16 Operation Reference Manual April 2025 MS-00909-0200-9020 • Current Input Voltage (in volts) • Current internal temperature (in degrees C or F according to setup) • Current 4-20 Analog Output (in mA) 2. Activates manual Built-In Test (BIT) 3.7 Trend tab The Trend tab shows following information for a selected time frame: •...
- Page 17 Reference Manual Operation MS-00909-0200-9020 April 2025 3.8 Recording tab In the Recording tab, you can record data and export it as a .txt or .xls file. 3.8.1 Record data Procedure 1. Select the required recording mode. Note The Fast mode provides recording at the best possible polling rate, around three records per second.
- Page 18 Operation Reference Manual April 2025 MS-00909-0200-9020 3.8.2 View internal log In the log, you can view the 12 most recent records without scrolling. Procedure To adjust the number of records shown, change the number in the Get field and then press the Get button.
- Page 19 Reference Manual Operation MS-00909-0200-9020 April 2025 Enable Automatic BIT When selected, the BIT runs automatically according to the settings. Default: Enabled Number of sequential BIT faults before BIT fault indication. Fault count Default: 0 Duration between BIT cycles (maximum 60). Interval (in minutes) Default: 15 Activate alarm relay on Activates an alarm relay when a manual BIT is successfully...
- Page 20 Operation Reference Manual April 2025 MS-00909-0200-9020 3.9.4 4-20 settings Clicking the 4-20 Settings button opens a window showing the current 4-20 settings. These settings can be customized in accordance with the allowed nominal values. 0 or 1 mA Fault Default: 1 mA Fixed value, cannot be changed BIT fault 4 or 5 mA...
- Page 21 Reference Manual Maintenance MS-00909-0200-9020 April 2025 4 Maintenance 4.1 Miscellaneous functions The Miscellaneous tab provides access to various maintenance functions. Figure 4-1: Miscellaneous tab A. Restarts the detector B. Download parameters file C. Resets the detector to factory default settings D. Perform firmware update with the provided file E.
- Page 22 Maintenance Reference Manual April 2025 MS-00909-0200-9020 4.3 Parameter update There is an optional feature to upload device parameters files with the extension ".upm". Where required, this file will be provided by the manufacturer. 4.4 Set fixed current 4-20 values 4-20 mA is factory-calibrated with controlled and certified equipment; there is no need for additional calibration.
- Page 23 Reference Manual Maintenance MS-00909-0200-9020 April 2025 4.5 Parameter download There is an optional feature to download device parameter files incorporated into one folder located in the Modbus ® Manager directory. This folder is saved to the subfolder with the detector serial number included in the title. Where required, this file will be provided by the manufacturer.
- Page 24 Maintenance Reference Manual April 2025 MS-00909-0200-9020 4.7 Service functions This screen provides access to various service functions. Enter a time-limited password received from the manufacturer to use the following functions: • Tech Mode • Password Reset • Firmware Update • Parameters Upload •...
- Page 25 Reference Manual Reference data MS-00909-0200-9020 April 2025 5 Reference data 5.1 Status codes Status Description 4-20 mA output Fault relay LED indicator Start-up 1 mA OPEN 4 Hz Blinking orange Voltage Indication 1 mA OPEN 4 Hz Blinking orange Memory Indication 1 mA OPEN 4 Hz Blinking orange...
- Page 26 Reference data Reference Manual April 2025 MS-00909-0200-9020 Option Detection setting Alarm latching Option BIT and Lock option settings Alarm relay on successful manual BIT Post manual BIT indication duration (in seconds) 3–60 Default value: 3 Enable automatic BIT Yes* Fault count 0–10 Default value: 3 Bit interval (in minutes)
- Page 27 Reference Manual MS-00909-0200-9020 April 2025 www.spectrex.net...
- Page 28 MS-00909-0200-9020 Rev. AA 2025 For more information: Spectrex.net © 2025 Emerson. All rights reserved. Spectrex is a mark of one of the Emerson family of companies. All other marks are the property of their respective owners.
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