Lock/Unlock the Model 831

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Octavia Miller
5 years ago
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1 CHAPTER 20 Lock/Unlock the Model 831 To prevent unauthorized use or tampering with measurements and data, the Model 831 has a lock feature. When this is enabled, the Model 831 is tamper proof to a level selected by the user. There are 4 levels of security provided by this feature. Control Panel - Lock To activate the Lock Page, press the 3 (TOOLS) key and highlight the Lock icon as shown in FIGURE FIGURE 20-1 Control Panel Press the 5 key to open the Lock Page. There is one Lock Page. There are three items on this page the user may configure. Model 831 Technical Reference Manual Lock/Unlock the Model

2 FIGURE 20-2 Lock Page Highlight the Lock Mode list box. Press the 5 key to drop down the list. FIGURE 20-3 Lock Mode List Lock Modes Unlocked Lock w/auto-store Highlight the desired lock mode. Press the 5 key to accept the selection. The user has complete access to the features of the instrument. The user cannot change the data view in this mode. Only the status line at the top of the screen is updated. A measurement may be running when this mode is enabled or pressing the 9 (RUN / PAUSE) key will begin a measurement. A measurement cannot be paused. Pressing 20-2 Control Panel - Lock Model 831 Technical Reference Manual

Lock w/manual Store In this mode, the Auto-Store preference is disabled, see Chapter 17 "Preferences" on page 17-11.

3 Lock w/manual Store In this mode, the Auto-Store preference is disabled, see Chapter 17 "Preferences" on page Fully Locked Unlock Code the 7 (STOP / STORE) key stops the run and stores the data but does not reset the measurement. See Chapter 20 "Locked With Auto-Store" on page The user cannot change the data view in this mode. Only the status line at the top of the screen is updated. Measurements may be run, paused and stopped. See Chapter 20 "Locked With Manual-Store" on page The user has no access to the instrument, except to start a run. Auto-Store preferences are enabled in this mode. See Chapter 20 "Fully Locked" on page A measurement cannot be reset when the Model 831 is locked in any mode. Move the highlight to the Unlock Code Field. FIGURE 20-4 Unlock Code Press the 5 key. The 1st character in the field will be highlighted. Enter the desired lock code and press the 5 key to accept the new unlock code. Press the Close soft key to exit the Lock Page. FIGURE 20-5 Apply Changes Model 831 Technical Reference Manual Control Panel - Lock 20-3

4 Allow Cal When Locked Highlight Yes or No and press the 5 key to complete the process. Move the highlight to Allow Cal. When Locked. Pressing the 5 key will toggle the state of the check boxes shown in FIGURE If the box is checked, calibration will be allowed while the unit is locked, but not running a measurement. FIGURE 20-6 Allow Cal Check Box 20-4 Control Panel - Lock Model 831 Technical Reference Manual

Fully Locked FIGURE 20-7 Fully Locked If you have selected Fully Locked for the Lock Mode, upon accepting the changes, FIGURE 20-7 represents the view you will have.

5 Fully Locked FIGURE 20-7 Fully Locked If you have selected Fully Locked for the Lock Mode, upon accepting the changes, FIGURE 20-7 represents the view you will have. At this point, the instrument is not running a measurement. It is possible to select the Fully Locked mode while a measurement is in progress. Pressing the 9 (RUN/PAUSE) key will start a measurement by bring up the following message box. FIGURE 20-8 Are You Sure Highlight Yes and press the 5 key to begin the measurement. A measurement cannot be Paused, Stopped or Stored in the Fully Locked mode. Model 831 Technical Reference Manual Fully Locked 20-5

6 To unlock the Model 831, press the 3 (TOOLS) key. FIGURE 20-9 Unlock The 5 key or the Right or Left Softkey may also be used. Enter a 4 digit code, then press the 5 key. The Model 831 is unlocked and all functions are available to the user Fully Locked Model 831 Technical Reference Manual

Locked With Auto-Store If the Locked w/auto-store mode has been selected, upon accepting the changes on the Lock Page, the view would look as shown in FIGURE 20-10.

7 Locked With Auto-Store If the Locked w/auto-store mode has been selected, upon accepting the changes on the Lock Page, the view would look as shown in FIGURE FIGURE Locked with Auto Store or Manual Store In this mode, measurements may be started by pressing the 9 (RUN/PAUSE) key. A measurement may not be Paused or Stopped. Pressing the 7 (STOP/STORE) key will initiate storing the data file. FIGURE Auto-Store-Stop Highlight the desired response and press the 5 key. If Yes is selected, the data file will be saved. The unit is still locked and a new measurement may be started by pressing the 9 (RUN/PAUSE) key. If No is selected, the data is reset and a new measurement may be made. Model 831 Technical Reference Manual Locked With Auto-Store 20-7

8 Unlock To unlock the model 831, press the 3 (TOOLS) key, the 5 key or the right or left softkey. Enter your 4 digit code, then press the 5 key. Locked With Manual-Store FIGURE Auto-Store Unlock The Model 831 is unlocked and all the functions are available to the user. If the Locked w/manual-store mode has been selected, upon accepting the changes on the Lock Page, the view would be as shown in FIGURE In this mode, a measurement is started by pressing the 9 (RUN / PAUSE) key. Pressing the 9 (RUN / PAUSE) key a second time will pause the measurement and pressing it again will continue the measurement. The 7 (STOP / STORE) key will stop a measurement Pressing it a second time will initiate the storage process by displaying the Save File prompt as shown in FIGURE FIGURE Manual Store When Locked Press Yes to store into the file number indicated, No to abort the storage operation or... to overwrite a file into which data has already been stored Locked With Manual-Store Model 831 Technical Reference Manual

9 Unlock To unlock the Model 831, press the 3 (TOOLS) key, the 5 key or the Right or Left Softkey. Enter your 4 digit code, then press the 5 key. See FIGURE "Locked with Auto Store or Manual Store". The Model 831 is unlocked and all functions are available to the user. The measurement may be stored. Calibration When The Model 831 Is Locked When the Model 831 is in any of the lock modes, and is stopped, the unit may be calibrated. This is only possible if the Allow Cal. When Locked check box, on the Lock Page, has been checked previous to entering Lock mode. See FIGURE 20-6 "Allow Cal Check Box". If the Center Softkey indicating CAL is active, as shown in FIGURE 20-14, press this key. This will bring up the calibration screen. See Chapter 21 "Calibration" on page 21-1 for complete details on calibrating the Model 831. FIGURE Locked with Calibration Permitted Model 831 Technical Reference Manual Calibration When The Model 831 Is Locked 20-9

10 20-10 Calibration When The Model 831 Is Locked Model 831 Technical Reference

Setting up Special Credentials:

Setting up Special Credentials: Adding a Toggle Credential A toggle badge will allow a specific credential to toggle a door from an unlock state and then back to a locked state. For example: if a door