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Table of Contents
Summary of Contents for GQ Electronics GMC-SE
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Page 1: User Guide
GQ GMC-SE Geiger Counter User Guide GQ Electronics LLC Revision 2.14 May-2023... - Page 2 Document Revision History: Re.1.00 ,May-2023 GQ Electronics LLC. Initial release for firmware 1.00...
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Page 3: Table Of Contents
Table of Contents User Guide ........................... 1 Table of Contents ........................3 ACKNOWLEDGEMENTS ....................... 5 Specifications: ........................6 Packing List: ........................7 How it works? ..........................7 Caution ............................7 Background Safe Levels ......................7 Hardware setup ....................... 8 Software set up (optional) ....................8 Verify USB driver installation in Windows (Optional) ............ - Page 4 GQ GMC Data Viewer Software ..................27 Online Geiger Counter World Map ..................29 www.GMCmap.com ........................ 29 Software ........................... 29 Auto Submit Data Protocol ...................... 29 Applications ........................30 Stationary Application ....................30 Other technical details you may want to know ..............30 Data Port .........................
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Page 5: Acknowledgements
ACKNOWLEDGEMENTS [TO BE FILLED]... -
Page 6: Specifications
Overview The GQ GMC-SE digital Geiger Muller Counter is specially designed to be a U.S. NRC compliant, portable and convenient device. It can be used in industrial, commercial maintenance, research, evaluation, simulation and other analytical or scientific applications in areas such as industrial plants, public utilities, hospitals, universities, laboratories, and electronic repair shops. -
Page 7: Packing List
After GMC-SE is turned on for one minute, it will show the background radiation reading. The background radiation reading (in CPM) indicates the nature radiation detected at that minute. -
Page 8: Hardware Setup
LCD display. Software set up (optional) Before connecting the GMC-SE Geiger Counter to a computer, download the application software and install the USB driver. Download these from: http://www.gqelectronicsllc.com. 1. For the Win 10/11, no USB driver is needed to install. Other earlier Windows version may need an USB driver in order to communicate with the application software. -
Page 9: Verify Usb Driver Installation In Windows (Optional)
Verify USB driver installation in Windows (Optional) Once the GMC-SE is connected to a computer, from the device manger, you should see which COM port is assigned to the GMC-SE. See the example below. Windows assigned COM5 to the GMC-SE unit in this example. -
Page 10: Gq Gmc Geiger Counter Multi-Function Keys
GQ GMC Geiger Counter Multi-Function Keys The multi-function keys, Key1, Key2, Key3 and Key4 explained: These key’s function will be reassigned dynamically based on the context of the current (sub-) menu being displayed. Key1 1. There are three display modes: Text, Large Font and Graphic mode. Pressing the Key1 toggles between these modes. -
Page 11: Popup Windows
Popup Windows The Popup Windows will show the current status/value of selected features. The current status/value can be changed only when it is displayed in the Popup Window and the currently displayed status/value will be stored when the Popup Window has timed out after 3 seconds if no key has been pressed. - Page 12 Average CPM of a specific time frame. Maximum CPM since power on.
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Page 13: Graphic Mode
There are four ways to display the information, Text Mode, Large Font Mode, Graphic Mode and Timed Count Graphic Mode: Current radiation level reading in CPM format (Counts Per Minute) CPS (Count Per Second) in last 60 seconds. Text Mode: Current date and time (Press Key3 for toggling between date and time) Current radiation level reading in CPM... -
Page 14: Large Font Mode
Large Font Mode: Current date and time (Change it in Text Mode) Key 2 toggles between CPM, µSv/h and mR/h mode Navigation keys: Key1: Text/Graphic/Large Font Display Mode Selection Key2: µSv/h, mR/h, CPM selection → Key3: µSv/h, mR/h, CPM selection Key4: Menu NOTE: Large Font Mode is available in firmware Ver. -
Page 15: Date And Time Setting
Date and Time setting Navigation keys: Key1: Back/Exit Key2: Increase value by 1 Key3: Decrease value by 1 Key4: Select between Year, Month, Date, Hour, Minute and Second. Each key press will change the mode to be set. NOTE: Setting of Date and Time is important, all history data use Date and Time as a time stamp reference. -
Page 16: Threshold Data Saving Setting
Selecting this item will turn on/off the real time data saving from followings: OFF -> Every Second ->Every Minute -> Every Hour->Every Second Threshold->Every Minute Threshold NOTE: The history data memory will be used as a ring buffer. Once the end of the memory is reached, the oldest data will be over written. -
Page 17: History Data Searching
Key1: Backspace and erase Key2: Move cursor right Key3: Move cursor left → Key4: Exit & Store History data searching History data menu This is for searching the history data stored in flash memory. Searching data in graphic mode The first symbol indicates this is saved history data, to distinguish from real time data display. -
Page 18: Erase Saved History Data
NOTE: If no more data is found, the following message will be displayed in both modes: Erase Saved History Data Use Key2 and Key3 to select Yes or No on the screen to confirm the request. After about 3 seconds with Yes confirmation, the unit will start to erase entire saved history data. It may take a few seconds to complete the task. -
Page 19: Calibrate The Reading
Calibrate the reading You do not need to do the calibration if you just want to qualitatively detect radiation. However, if you have standard radiation sources with known µSv/h value, you may calibrate the instrument to get accurate readings. The factory default calibration value is for general in-door and out-door measurements. -
Page 20: Factory Reset
Factory reset Select Factory Reset to reset the unit to the factory default settings. Note: The reset will erase all user settings and recorded history data. Procedure: Select Factory Reset menu item and change the popup Windows message to Yes. Wait for popup message window’s timeout to confirm the reset request. -
Page 21: Power Saving Mode
The unit movement does not wake up the unit if the motion detection is OFF. Motion Detection GMC-SE has motion detection feature. It can detect unit movement, upside down, single tap and double tap. Turning off the motion detection setting disables all motion related features. -
Page 22: Temperature Display
Temperature Display GMC-SE comes installed with an internal temperature sensor. Press the Key2 to Key4 to toggle between Fahrenheit and Celsius. Use S1 to exit the temperature screen. Gyroscope Data Display The internal digital accelerometer is able to provide real-time gyroscope data. It displays current unit X,Y,Z axis data and detected motion event. -
Page 23: Contrast Adjustment
Contrast Adjustment Use Key2 and Key3 to adjust the contrast level. The contrast level will be saved and it will be used when the unit is ON. Timed Count The Timed Count can be started with a schedule OR without a schedule. When it’s started with a schedule, the Timed Count will be started after a scheduled time period passed. -
Page 24: Start A Timed Count
There are 5 preset durations from menu: 1 minutes, 10 minutes, 100 minutes, 12 Hours and 24 Hours. If the duration is not listed, then you can set a new duration (1 second to 256 days) from menu other duration: This example shows a 2 days duration is set for Timed Count. -
Page 26: About
About This menu item is used to gather information about the instruments model number, firmware revision and serial number. Model information Firmware version Unit serial number... -
Page 27: Gq Gmc Data Viewer Software
GQ GMC Data Viewer Software The GQ GMC Data Viewer is utility software that comes with the GMC-SE package. Main features: Download the history data from GMC-SE Real time monitoring with graphic when it connected with GMC-SE Save the history data in .bin OR .csv MS Excel format. - Page 28 GQ Terminal The GQ Terminal provides an immediate access interface to the GMC-SE communication protocol. Followings are “click to send” commands in software, for unlisted commands user can type into the command box of software: GETVER, GETSERIAL, GETCPM, KEY0, Key1, Key2, Key3, SPEAKER0, SPEAKER1,...
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Page 29: Online Geiger Counter World Map
The GMCmap accepts any software automatically submitted data. The GQ Geiger Counter Data Viewer software is a tested free software for automatic submit data feature. It can be found and downloaded from GQ Electronics LLC download page Auto Submit Data Protocol In order to use automatically submit data, user has to be registered on GMCmap.com, so... -
Page 30: Applications
The USB port is the standard mini-USB port. It is used for data communication, external power and the battery charger connection. Data collection time The GMC-SE radiation data is collected continuously, and every second the measured data is being transmitted to the CPU for processing. -
Page 31: Tube Recovery Time
Third party software developers The GMC-SE is an open application protocol product. Users are encouraged to develop their own software based on the published GQ-RFC1201 protocol. We encourage you to share your generic software with other users.