Global Specialties PB-507 Instruction Manual Download Page 27

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In the following table is summarized the factory default settings of the PB-507
Trainer:

Parameter

Factory setting

Function generator

Frequency

1.000 KHz

Level

1.0 Vpp

Waveform

Sine

Output On/Off

Off

TTL On/Off

Off

Pulse generator

Frequency

1.000 KHz

Level

1.0 V

Duty cycle

50 %

CMOS On/Off

Off

TTL On/Off

Off

Frequency counter

Input signal type

Bipolar

Counter mode

Automatic

DC power supplies

Positive voltage

1.0 V

Negative voltage

- 1.0 V

Logic switches

8 logic switches state

Logic Low

Logic family

TTL

SPDT switches

SPDT1

State 1

SPDT2

State 1

Logic indicators

Logic family

TTL

Logic probe

Logic family

TTL

Operation mode

PULSE

System-related settings

Contrast adjustment

59%

Video mode

Normal

Automatic save

Power on

Default

Front panel keys

Unlocked

Page scrolling

Manual

Panel displayed after power-on

Function Generator

Security

Secured

Table 3

Summary of Contents for PB-507

Page 1: ...1 PB 507 Advanced Analog Digital Electronic Design Workstation Instruction Manual Revision 2 2014 ...

Page 2: ...ion in circuit experimentation construction and analysis Making it easy for novices to learn series and parallel circuits experienced designers also find the PB 507 an invaluable instrument providing a reliable platform for the most advanced and demanding design applications like multi stage microcomputer circuits The PB 507 Trainer contains the following modules DC Power Supplies AC Power Supplie...

Page 3: ...imeters and logic analysis products that support its training and prototyping offerings A leader in the development of integrated teaching systems Global Specialties offers completely packaged courses including everything required for effective instruction Comprehensive textbooks laboratory manuals and instructor guides have been written in a comfortable non intimidating style by experienced profe...

Page 4: ...NU SYSTEM 21 7 1 Configuration menu 22 7 1 1 Contrast adjustment 23 7 1 2 Power on setting 23 7 1 3 Security 24 7 1 4 Lock or Unlock front panel keys 26 7 1 5 Page scrolling 26 7 1 6 Factory default configuration 26 7 2 Memory menu 28 7 2 1 State storage 28 7 2 2 State name 29 7 3 Service menu 30 8 CALIBRATION 30 8 1 Function generator calibration 30 8 1 1 Step 1 31 8 1 2 Step 2 31 8 1 3 Step 3 32...

Page 5: ...0 5A Variable DC Negative 0V to 20V 0 5A Fixed AC 12 6V Center tapped 100mA Computer Interface USB Connector with pin outs available on Main PCB Function Generator 0 1Hz to 1MHz selectable in 7 ranges Output Voltage 0 to 10V 20Vp p Output Impedance 600Ω Output Waveforms Sine Square Triangle TTL Pulse Generator Frequency Range 1Hz to 1MHz in 6 ranges Output Output Mode TTL or CMOS switch selectable...

Page 6: ...he PB 507 Advanced Analog Digital Electronic Design Workstation is a powerful versatile tool for circuit designers engineers engineering technicians students and hobbyists All digital controls USB port and a wide choice of built in circuit accessories allow rapid and accurate construction of virtually any type of analog or digital circuit New on the PB 507 is a LCD screen that displays the setting...

Page 7: ...built in logic probe is useful in circuit troubleshooting and a hexa 7 segment LED display may be used in circuit designs Two built in potentiometers and two SPDT switches are provided for circuit control and adjustment Connections to external test equipment or a signal source may be made using the two BNC connectors The PB 507 eliminates the clutter and confusion that often results when construct...

Page 8: ...Supplies You can navigate through these four panels using the soft keys below the display If PB 507 is set to load the last saved state then the last panel used before powering off the device will be loaded at next power on If PB 507 is set to load the default configuration then the Function generator panel will be loaded Three soft keys are located below the display The function of each button is...

Page 9: ...9 6 1 Function Generator Front panel controls Figure 2 shows the Function Generator and Pulse Generator controls on the front panel of the trainer Figure 2 ...

Page 10: ...isables the output signal OUT for the function generator When OUT is enabled the OUT LED is turned on and when OUT is disabled the OUT LED is turned off TTL On Off button enables or disables the TTL signal for the function generator When TTL is enabled the TTL LED is turned on and when TTL is disabled the TTL LED is turned off Display Area and Screen Interface Figure 3 shows the trainer s screen d...

Page 11: ...ed further the frequency field will be selected again and so on Selection of the active field can be done in two ways Automatically by turning the appropriate knob Frequency or Level or Moving the cursor from one field to another If the frequency value is at the end of a range and the frequency knob is turned frequency value will switch to the next range Increasing the frequency value the cursor i...

Page 12: ... 1 Hz and 1 000MHz Level knob changes the value of the level in the range between 1 0 Vpp and 15 0 Vpp in open circuit Duty cycle knob changes the value of duty cycle in a percentage between 10 and 90 buttons move the cursor from one digit to another inside a field or to the next field Up and Down buttons change the frequency range 7 frequency ranges are available CMOS button enables or disables t...

Page 13: ...eys can be used to change the digit selection when the Duty cycle field is active If the cursor is moved outside of the Duty cycle field limits the Frequency or the Level fields will become active Enabling the output signal Pressing CMOS button enables disables the CMOS signal In order to enable disable the TTL output the TTL button must be pressed The corresponding LED is turned on CMOS and TTL s...

Page 14: ...mode configured in menu is set to Automatic the input signal type is detected automatically but the first measurement may take more time in this case The measurement of low frequency signals requires a long time for example to measure Fin 0 2Hz is required at least 10s for the first measurement The Frequency counter operation is signaled by three LEDs No signal signal not detected Done a valid fre...

Page 15: ...nel controls Figure 7 shows the DC Power Supplies controls on the front panel of the trainer Figure 7 Positive voltage knob changes the value of the V DC power supply between 0V and 20V Negative voltage knob changes the value of the V DC power supply between 20V and 0V buttons move the cursor from one digit to another inside a field or to the next field Display Area and Screen Interface Figure 8 s...

Page 16: ... modified by the user the programmed voltages are displayed for about 3 seconds Monitoring the output voltages V V and the 5V voltages are continuously measured While V V and 5V voltages are between the specified tolerance the corresponding LEDs will light green The fixed 5V voltage measurement is displayed continuously on the screen If the output accuracy is out of the specified tolerance 200mV t...

Page 17: ...d 1 normally closed NC output When the pushbutton is released the circuit is in NC state and when the pushbutton is pressed the circuit is in NO state The corresponding green led will light 6 6 Logic switches Front panel controls Figure 10 shows the Logic switches controls on the front panel of the trainer ...

Page 18: ...for the DC power supply The logic family TTL or CMOS can be selected using the TTL CMOS button 6 7 SPDT switches Front panel controls Figure 11 shows the SPDT switches controls on the front panel of the trainer Figure 11 Description Two single pole double throw SPDT switches are provided for general switching functions Two LEDs for each switch are used to signal the current state of the switch 6 8...

Page 19: ... voltage or less when CMOS is selected In the case of an unconnected input or an input not at valid logic level the corresponding LED will turn off If CMOS input is selected and V voltage is less then 1V the Logic indicators module will not work In this case the CMOS LED will flash 6 9 Logic probe Front panel controls Figure 13 shows the Logic probe controls on the front panel of the trainer Figur...

Page 20: ...r less when TTL is selected or 30 of the V voltage or less when CMOS is selected If CMOS input is selected the Logic probe module will not work if V voltage is less then 1V In this case the CMOS led will flash 6 10Seven segment displays Front panel controls Figure 14 shows the Hex to 7 segment LED display module on the front panel of the trainer Figure 14 Description The Hex to 7 segment decoder c...

Page 21: ... PB 507 main menu by pressing the Menu soft key The menu will be exited automatically if no action had been present for about 60 seconds The menu system has the following structure Exit Select this option to exit the main menu Configuration Select this option to set different settings on the PB 507 trainer Memory Select this option to store recall or delete PB 507 states Up to 10 states can be sav...

Page 22: ...r Select Manual to set the input signal type manually Automatic save On Off Select On to turn on the automatic save Select Off to turn off the automatic save Power on Default config Last saved state Select Default config to load the factory default configuration on power on Select Last saved state to load the last saved state on power on Front keys Unlock Lock Select Unlock to unlock the front pan...

Page 23: ...at power on To change the power on settings use the Configuration Power on option To restore the last powered off settings for the next time you power on the trainer select Last saved state You can turn on or off the automatic save of the current states To turn on the automatic save use the Automatic save On setting from the Configuration menu To turn off the automatic save use the Automatic save ...

Page 24: ... character in the security code box Code Press the Set soft key to insert a character in the security code Use the arrow keys to move the selection Use the CAPS option to switch between upper case and lower case Use the option to delete a character in the security code To enter the desired character press the OK soft key When the security code is specified move the cursor to Code field and press E...

Page 25: ...25 Attach power and turn on the instrument ...

Page 26: ...e scrolling This feature allows you to navigate between the panels Function generator Pulse generator Frequency counter DC power supply in three ways Manual with this setting you can change the active panel using the soft keys Auto if a button or an encoder from a module other than the one displayed is pressed the panel of that module will be displayed for 3 seconds and then PB 507 will return to ...

Page 27: ...r Input signal type Bipolar Counter mode Automatic DC power supplies Positive voltage 1 0 V Negative voltage 1 0 V Logic switches 8 logic switches state Logic Low Logic family TTL SPDT switches SPDT1 State 1 SPDT2 State 1 Logic indicators Logic family TTL Logic probe Logic family TTL Operation mode PULSE System related settings Contrast adjustment 59 Video mode Normal Automatic save On Power on De...

Page 28: ...e all to delete all states The states numbered from 1 to 10 Delete the selected state Table 4 7 2 1 State storage The PB 507 Trainer has ten storage locations in non volatile memory to store states The locations are numbered from 1 to 10 You can store a state in any of the ten storage locations but you can only recall a state from a location that contains a stored state Empty location message will...

Page 29: ...age locations To assign a name to the selected location select the Enter name option The following screen will appear Figure 16 Use the arrow soft keys to select a character in the name box 1 No name Press the Set soft key to insert a character in the name box Use the arrow keys to move the selection Use the CAPS option to switch between upper case and lower case Use the option to delete a charact...

Page 30: ...rmware to perform a firmware update Table 5 8 CALIBRATION This section gives a complete description of the calibration features of the PB 507 Trainer Three modules can be calibrated Function generator Pulse generator and DC power supplies In order to perform the calibration procedure the PB 507 Trainer must be unsecured If PB 507 is secured the Device secured Unsecure first message will appear on ...

Page 31: ...he 600 Ohm termination between OUT and GND Connect the oscilloscope probe between the OUT and GND terminals of the Function generator module b Select Function generator from the calibration menu The OUT LED will turn on the TTL LED will turn off and PB 507 will display Figure 17 c Two 4 digit numbers are shown on the display Adjust the numbers until the oscilloscope indicates the closest value to ...

Page 32: ...st the numbers until the oscilloscope indicates the closest value to 1 0Vpp of the sine signal and the closest offset to zero c Press the OK soft key to finish this step The message Step 3 done is displayed on the screen 8 1 4 Step 4 a PB 507 will display Figure 20 b Two 4 digit numbers are shown on the display Adjust the numbers until the oscilloscope indicates the closest value to 0 1Vpp of the ...

Page 33: ...h this step The message Step 5 done is displayed on the screen 8 1 6 Step 6 a PB 507 will display Figure 22 b Two 4 digit numbers are shown on the display Adjust the numbers until the oscilloscope indicates the closest value to 1 0Vpp of the square signal and the closest offset to zero c Press the OK soft key to finish this step The message Step 6 done is displayed on the screen 8 1 7 Step 7 a PB ...

Page 34: ...the closest value to 0 1Vpp of the square signal and the closest offset to zero c Press the OK soft key to finish this step The message Step 8 done is displayed on the screen 8 1 9 Step 9 a Connect the oscilloscope probe to the TTL and GND terminals of the Function generator module b The OUT and TTL LED will turn on and PB 507 will display Figure 25 c A 4 digit number is shown on the display Adjus...

Page 35: ...ds on the precision of the oscilloscope and DMM used To calibrate the Pulse generator module 4 steps must be completed The following rules are applied Use the Level knob from the Pulse generator module to change the displayed value Use the Right and Left arrow keys from the Pulse Generator module to move the digit selection inside the selected number 8 2 1 Step 1 a Set the DMM to measure DC voltag...

Page 36: ... 2 a PB 507 will display Figure 28 c Adjust the number until the DMM indicates the closest value to 1V d Press the OK soft key to finish this step The message Step 2 done is displayed on the screen 8 2 3 Step 3 a Connect the oscilloscope probe to the TTL and GND terminals of the Pulse generator module The TTL LED will turn on the CMOS LED will turn off and PB 507 will display Figure 29 ...

Page 37: ...Digital multimeter DMM The precision of the calibration depends on the precision of the DMM used To calibrate the DC Power supplies module 4 steps must be completed The following rules are applied Use the V and V knobs from the DC Power supplies module to change the displayed value Use the Right and Left arrow keys from the DC power supplies module to move the digit selection 8 3 1 Step 1 a Select...

Page 38: ...07 will display Figure 32 b Adjust the number until the DMM indicates the closest value to 20V c Press the OK soft key to finish this step The message Step 2 done is displayed on the screen 8 3 3 Step 3 a PB 507 will display Figure 33 b Adjust the number until the DMM indicates the closest value to 0V c Press the OK soft key to finish this step The message Step 3 done is displayed on the screen ...

Page 39: ...user about system related actions Info messages are displayed with an i in a circle in the top left corner of the window The following info messages may appear Waiting for host Host present Host connected Host disconnected Function calibration done Pulse calibration done DC supplies calibration done Contrast saved Counter mode set to AUTO Counter mode set to MAN Automatic save enabled Automatic sa...

Page 40: ...iew error log Function calibration failed Pulse calibration failed DC supplies calibration failed Device is secured Unsecure first Contrast not saved Front panel buttons locked State not stored Empty location State not deleted Invalid security code 9 3 Error messages PB 507 can display some specific error codes PB 507 displays the warning message Errors found View error log each time an error is g...

Page 41: ...et ignored E13 USB header error E14 Power supply V error E15 Power supply V error E16 Power supply 5V error E17 Error queue full 10 COMPUTER INTERFACE PB 507 has USB 2 0 compatible interface for remote control A Mini B type USB connector is used to connect the PB 507 to a PC A companion Windows application PB 507 Control Program and the required device driver installer are available on the softwar...

Page 42: ...om menu 10 1Firmware update You can use the PB 507 Control application to update the PB 507 Trainer firmware 1 In the PB 507 Trainer menu select Service Update firmware 2 If PB 507 is secured the Device secured Unsecure first message will appear when you want to enter in firmware upgrade mode To unsecure the PB 507 Trainer please refer to section Security in this manual 3 PB 507 ask you Are you su...

Page 43: ...kway Yorba Linda CA 92887 800 572 1028 globalspecialties com Global Specialties will service and repair this instrument free of charge for a period of 3 full years subject to the warranty conditions below 11 1WARRANTY Global Specialties warrants the PB 505 to be free from defective material or workmanship for a period of 3 full years from date of original purchase Under this warranty Global Specia...

Page 44: ...sentative of Global Specialties is authorized to assume any other obligation in connection with the sale and purchase of this device All rights reserved No Part of this book shall be reproduced stored in a retrieval system or transmitted by any means electronic mechanical photocopying recording or otherwise without written permission from the publisher No patent liability is assumed with respect t...

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