Thank you for choosing Graphtec midi LOGGER GL240. The Quick Start Guide is to assist with the basic operations. Please refer to the USER'S MANUAL (PDF) in the CD-ROM for more in-depth information. Check the exterior of the unit to ensure that there are no cracks, defects, or any other damages before use.
Nomenclature Top Panel Control panel keys Operation status LED • POWER • START • CHARGE SD CARD2 Wireless LAN connection terminal Wireless unit GND terminal (Option: when using the B-568) External input/output terminals Power jack for humidity sensor • LOGIC/PULSE Humidity sensor •...
DC voltage input For 4 to 20mA current to convert the signal to 1 to 5V. Note:Graphtec offers B-551 250 ohm precision shunt resister. Compensation wire is used if it is required. CAUTION: Connect wire to the designated channel, where individual channels are numbered.
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Internal memory • The internal memory is displayed as SD1 or SD CARD1 • The internal memory is not removable. Mounting SD CARD 2 < How to remove > < How to mount > (1) The SD memory card is (1) Open the protective cover to released by pushing SD CARD 2.
Safety Guide for using GL240 Maximum input voltage If a voltage exceeding the specified value goes into the instrument, the electrical relay in the input will be damaged. Never input a voltage exceeding the specified value at any moment. < Between +/– terminals(A) > •...
Descriptions of the Control Panel Keys (2) TIME/DIV (1) SPAN/POSI/TRACE (4) QUIT (3) MENU (5) DIRECTION KEYS + ENTER Password setting (6) ENTER (7) FAST FORWARD (KEY LOCK) (12) CURSOR (8) START/STOP (ALARM CLEAR) (USB DRIVE MODE) (11) FILE/GROUP (9) DISPLAY (10) REVIEW .
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. MENU Push the [MENU] key to open a setup menu. As you push the [MENU] key the setup screen tabs change in the sequence shown below. [Menu] Sequence • AMP Settings Set the input, range, filter , scaling, and other channel based settings.
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. START/STOP (USB DRIVE MODE) Push the [START/STOP] key to initiate start and stop of a recording when GL240 is in the Free Running mode. If the key is pushed while turning the power to the GL240 on, the unit will switch from the USB connection to USB DRIVE mode.
Digital display area : Displays the input values for each channel. The keys can be used to select the active channel (enlarged display). The selected active channel is displayed at the very top of the waveform display. Quick settings : Displays items that can be easily set. The keys can be used to activate a Quick settings item, and the keys to change the values.
2. Setup : Menu Operation Select the setting for only the channels being recorded. Make sure to turn off unused channels. It is unnecessary to change all settings from factory default. Key Pointers Basic Setup Menu Operation , [ENTER], and [QUIT] keys are used to set the condition on the setup menu. The current position of the cursor on the setup menu is displayed in green.
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4. Push the [MENU] key and open the "DATA" menu. 5. Set the sampling interval to "1s". Move the cursor to "Sampling" and then select "1s". 6. Set the Data Recording Medium to "SD memory card". Here, a sample folder "TEST" will be created in the internal memory (SDI), and then set the recorded data to be placed inside the "TEST"...
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(6) Return to the Data Save Destination screen in (2). Next select the "TEST" folder and then push the [ENTER] key. (7) Move the cursor to and then push the [ENTER] key. Data records using the automatic file naming which includes date and time stamp in the internal memory (SD1).
3. Data record : How to Record Once requied settings are stored,user can initiate the data recording while it is recording. Recorded data is available for replay. 1. Start recording (1) Push the [START/STOP] key. (2) A confirmation message is displayed. (3) Push the [ENTER] key to start recording.
4. Data Replay : How to Replay Recorded Data Once the recording is complete, the recorded file is saved in the “TEST” folder of the internal memory (SD1) set in “2. Setting” . File name is automatically assigned, in the GBD-format (Year,Month,Day – Time.GBD).
Additional Features GL240 has various functions that enhances and allows data to be collected and displayed more effectively. The following three functions describe these in details. Trigger Functions to Control Recording Start/Stop Operations 1. Starting data capture Trigger functions control the timing of the start of the data recording and the timing of the end of a data recording.
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(4) Move the cursor to the "Level" parameter next to the "Mode" parameter and then push the [ENTER] key. (5) The input box shown in the following screen is displayed. Select "20". Use the keys to move to the cursor to the second digit from the right, and the keys to change the value.
Span, Position and Trace Functions to Adjust the Waveform Display 1. Starting data capture Trigger functions can be used to control the timing of the start of a recording, and the timing of the end of a recording. Key Pointers The span, position and trace operations can be performed while the GL240 is in the Free Running mode, while it is recording data, replaying data.
Specifications Standard Specifications Item Description Number of analog channels 10 channels External input and Trigger input or External sample pulse (1ch), Logic input (4ch) or Pulse input (4ch), Alarm output (4ch) output functions PC interface USB 2.0 (HighSpeed supported) , Wireless LAN (Required to install optional module.) Built-in memory device Internal memory (SD1) : approx.
Specification of the input section Item Description Number of input channels M3 screw type terminal (Rectangular flat washer) 10 channels Method Photo MOS relay scanning system, all channels isolated, balanced input Scan speed 10ms/1Ch Measurement Voltage 20/50/100/200/500 mV, 1/2/5/10/20/50/100 V, 1-5 V F.S. ranges Temperature Thermocouple : K, J, E, T, R, S, B, N, W (WRe5-26)
To Install GL240 Application Software Follow the steps below for installation of application software for GL240. 1. Insert the accompanying midi LOGGER GL240 CD-ROM in the PC's CD drive. 2. Select [Start] > [Run] to open the [Run] window. 3. In the [Open] field, type in "D:\GL100_240_840-APS\Setup_English.exe" and push [OK].
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Specifications are subject to change without notice. April 10, 2018 GL240 Quick Start Guide 1st edition-01 (GL240-UM-852) Publisher GRAPHTEC CORPORATION...
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