Model 7002Switch System Instruction Manual - Advanced Test ...

Getting Started5. When finished, press OPEN ALL to abort the scan andopen all channels. The instrument goes into the idle state(ARM indicator turns off).Automatic scanPerform the following steps to automate the 20-channel scan.A 0.5 second delay will be used between each channel.1. Press OPEN ALL if there are any channels closed or theARM indicator is on.2. Press the SCAN CONFIGURATION key. The CON-FIGURE SCAN menu will be displayed.3. Using the and keys, place the cursor on CHAN-CONTROL and press ENTER. The CHANNEL CON-TROL menu will be displayed.4. Place the cursor on CHANNEL-SPACING and pressENTER. The SELECT CHAN SPACING menu will bedisplayed:SELECT CHAN SPACINGTIMER EXTERNAL GPIB MANUALTRIGLINK IMMEDIATE HOLD5. Place the cursor on IMMEDIATE and press ENTER.The display will return to the CHANNEL CONTROLmenu.6. Press EXIT twice to exit from the CONFIGURE SCANmenu.7. Press CARD CONFIGURATION. The CARD CON-FIG MENU will be displayed.CARD CONFIG MENUTYPE #-OF-POLES CARD PAIRDELAY READ-I/O-CARD8. Place the cursor on DELAY and press ENTER. The SETDELAY FOR: menu will be displayed.9. Place the cursor on SLOT #9 and press ENTER. The delayperiod (in seconds) will be displayed.(09) DELAY = 00000.00010. Use the keypad to set the delay for 0.5 seconds.(09) DELAY = 00000.500This delay will occur after each channel closes.11. Press ENTER. The display will return to the SET DE-LAY FOR: menu.12. Press EXIT twice to back out of the menu structure.13. To start the scan, simply press STEP. The instrumentleaves the idle state (ARM indicator on) and immediatelycloses the first channel. After a 0.5 second delay thefirst channel will open and the second channel willclose. This automatic scan will continue at the 0.5 secondscan rate.14. To stop the scan, press OPEN ALL.TIMER controlled scansAn internal timer can be used to control the time interval betweenthe scans. The 20-channel scan will be modified by usingTIMER to place a 15-second interval between the start ofeach scan.1. Press OPEN ALL to ensure that the instrument is in theidle state.2. Press SCAN CONFIGURATION. The CONFIGURESCAN menu will be displayed.3. Place the cursor on SCAN-CONTROL and press EN-TER. The SCAN CONTROL menu will be displayed.4. Place the cursor on SCAN-SPACING and press EN-TER. The SELECT SCAN SPACING menu will be displayed.SELECT SCAN SPACINGTIMER EXTERNAL GPIB MANUALTRIGLINK IMMEDIATE HOLD5. Place the cursor on TIMER and press ENTER. The timerinterval (in seconds) will be displayed.INTERVAL = 00000.0016. Use the keypad to key in an interval of 15 seconds.INTERVAL = 00015.0007. Press ENTER. The display will return to the SCANCONTROL menu.8. Press EXIT twice to exit from the CONFIGURE SCANmenu.9. To start the scan, press STEP. The first scan will start immediatelyand stop after the 20th channel closes. After 5additional seconds expire (15 seconds after the start ofthe scan), the next scan will start.10. When finished, press OPEN ALL.3-12