diff --git a/images/555_timer.jpg b/images/555_timer.jpg new file mode 100644 index 0000000..5fd016e Binary files /dev/null and b/images/555_timer.jpg differ diff --git a/images/battery.jpg b/images/battery.jpg new file mode 100644 index 0000000..0fb9c61 Binary files /dev/null and b/images/battery.jpg differ diff --git a/images/capacitor.jpg b/images/capacitor.jpg new file mode 100644 index 0000000..c6dfcb3 Binary files /dev/null and b/images/capacitor.jpg differ diff --git a/images/measure_capacitance.jpeg b/images/measure_capacitance.jpeg new file mode 100644 index 0000000..9495bda Binary files /dev/null and b/images/measure_capacitance.jpeg differ diff --git a/images/measure_frequency.jpeg b/images/measure_frequency.jpeg new file mode 100644 index 0000000..2c23125 Binary files /dev/null and b/images/measure_frequency.jpeg differ diff --git a/images/measure_resistance.jpeg b/images/measure_resistance.jpeg new file mode 100644 index 0000000..2e71521 Binary files /dev/null and b/images/measure_resistance.jpeg differ diff --git a/images/measure_voltage.jpeg b/images/measure_voltage.jpeg new file mode 100644 index 0000000..c4a8dd0 Binary files /dev/null and b/images/measure_voltage.jpeg differ diff --git a/images/multimeter.jpg b/images/multimeter.jpg new file mode 100644 index 0000000..3abf852 Binary files /dev/null and b/images/multimeter.jpg differ diff --git a/images/resistor.jpg b/images/resistor.jpg new file mode 100644 index 0000000..c7ef2b2 Binary files /dev/null and b/images/resistor.jpg differ diff --git a/tutorials/multimeter.md b/tutorials/multimeter.md index ba4ba34..ab19d0b 100644 --- a/tutorials/multimeter.md +++ b/tutorials/multimeter.md @@ -1,32 +1,242 @@ -Multimeter -========== - -What's a Multimiter -------------------- - -How to use it -------------- - -> 1. To measure volatage, connect PV1, PV2, PV3 to CH1, CH2, CH3 pins -> on PSLab board respectively and turn knob to either of the channel -> labels in the Multimeter instrument in PSLab Android application -> to see the volatage at corresponding PV pins. -> 2. To measure resistance, connect desired resistor between RES and -> GND pin on PSLab board and then turn the knob to resistance symbol -> in PSLab Android application Multimeter instrument. -> 3. To measure capacitance, connect desired capacitor between CAP and -> GND pin on PSLab board and then turn the knob to resistance symbol -> in PSLab Android application Multimeter instrument. -> 4. Frequency and count pulse can be measured by connecting any -> desired element between ID (or LA) and GND pins on PSLab board and -> turning knob to respective label in PSLab Android application -> Multimeter instrument. - -Experiment: Measuring Voltage (check your battery) --------------------------------------------------- - -Experiment: Measuring Resistance --------------------------------- - -Experiment: Measuring Capacitance ---------------------------------- +# Multimeter + +## What's a Multimeter +A multimeter is an electronic tool used to measure various electrical properties such as voltage, current, resistance, capacitance and frequency. +It is used to measure voltage and current values at various points in a circuit that can be used for analysis of the electrical circuits and help in troubleshooting. + +## How to use it + +
+ home screeen +
+ + +* Open the _PSLab_ app + +* Navigate to the multimeter option on the _PSLab_ app home screen + +* Select the type of measurement needed : + * Voltage + * Frequency + * Clock Pulses + * Resistance + * Capacitance + +* For measuring voltage, use: + * CH1(16.5V to -16.5V) + * CH2(16.5V to -16.5V) + * CH3(3.3V to -3.3 V) + * VOL(3.3V to -3.3 V) + * CAP(Voltage Measurement on CAP) + +
+ PSLab Pinout for power supply +
+ +* For measuring the frequency(Upto 4 MHz) or clock pulses: + * Logic Analyzer 1 + * Logic Analyzer 2 + * Logic Analyzer 3 + * Logic Analyzer 4 + +* For measuring capacitance: + * -| (- (pF to uF range) + +* For measuring resistance: + * Ω + +### Important Features +* Multimeter Configuration: + * The update period can be selected + * The location data can be included in logged files + +* Logged data: + * It stores the logs of the data collected by the multimeter + +## Experiment: Measuring Voltage (check your battery) with _PSLab_ + + +
+ +
+ + +### Goal +Measure the voltage of a battery using _PSLab_. + + +### Materials Required + +- Android Phone +- [_PSLab_](https://play.google.com/store/apps/details?id=io.pslab\&hl=en_US)[ Android App](https://play.google.com/store/apps/details?id=io.pslab\&hl=en_US) +- Battery(1.5V) + +### Procedure + +
+ +
+ + +1. Open the _PSLab_ Android app. +2. Select the **Multimeter** option. +3. The app will display various Multimeter options: + - **Voltage** + - **Hz** + - **Count Pulse** + - **Measure** + + +4. Choose **VOL** in **Voltage** . +5. Connect the voltage and ground terminals of the battery to VOL and ground respectively using connecting wires. +6. **The voltage is displayed** and stored in the logs if the option is selected by user. + +### Observations + +- The reading of the Multimeter starts increasing as the battery is connected. +- The _PSLab_ successfully measures the battery voltage. + +### Conclusion + +The _PSLab_ measures the battery voltage. + + +## Experiment: Measuring Resistance with _PSLab_ + +
+ +
+ + +### Goal +Measure the resistance of a resistor using _PSLab_ + + + +### Materials Required + +- Android Phone +- [_PSLab_](https://play.google.com/store/apps/details?id=io.pslab\&hl=en_US)[ Android App](https://play.google.com/store/apps/details?id=io.pslab\&hl=en_US) +- Resistor(220 Ω) + +### Procedure + +
+ +
+ + +1. Open the _PSLab_ Android app. +2. Select the **Multimeter** option. +3. The app will display various Multimeter options: + * **Voltage** + * **Hz** + * **Count Pulse** + * **Measure** + + +4. Choose **Ω** in **Measure**. +5. Connect the end terminals of the resistor to RES and ground respectively using connecting wires. +6. **The Resistance is displayed** and stored in the logs if the option is selected by user. + +### Observations + +- The value of the resistor is displayed in the multimeter. +- The _PSLab_ successfully measures the resistance value. + +### Conclusion + +The _PSLab_ measures the resistance of the resistor value. + +## Experiment: Measuring Capacitance with _PSLab_ + + +
+ +
+ + +### Goal +Measure capacitance using _PSLab_ + +### Materials Required + +- Android Phone +- [_PSLab_](https://play.google.com/store/apps/details?id=io.pslab\&hl=en_US)[ Android App](https://play.google.com/store/apps/details?id=io.pslab\&hl=en_US) +- Capacitor(110 pF) + +### Procedure + +
+ +
+ + +1. Open the _PSLab_ Android app. +2. Select the **Multimeter** option. +3. The app will display various Multimeter options: + - **Voltage** + - **Hz** + - **Count Pulse** + - **Measure** + + +4. Choose **-| (-** in **Measure** . +5. Connect the voltage and ground terminals of the capacitor to CAP and ground respectively using connecting wires. +6. **The Capacitance is displayed** and stored in the logs if the option is selected by user. + +### Observations + +- The value of the capacitor is displayed in the multimeter. +- The _PSLab_ successfully measures the capacitance. + +### Conclusion + +The _PSLab_ measures the capacitance of the capacitor. + +## Experiment: Measuring Frequency with _PSLab_ + +
+ +
+ + +### Goal +Measure frequency of a 555 timer using _PSLab_ + + +### Materials Required + +- Android Phone +- [_PSLab_](https://play.google.com/store/apps/details?id=io.pslab\&hl=en_US)[ Android App](https://play.google.com/store/apps/details?id=io.pslab\&hl=en_US) +- 555 timer board(6.86kHz) + +### Procedure + +
+ +
+ + +1. Open the _PSLab_ Android app. +2. Select the **Multimeter** option. +3. The app will display various Multimeter options: + - **Voltage** + - **Hz** + - **Count Pulse** + - **Measure** + + +4. Choose **LA1** in **Hz** . +5. Connect the voltage and ground terminals of the 555 timer board to Logic Analyser 1 and ground respectively using connecting wires. +6. **The Frequency is displayed** and stored in the logs if the option is selected by user. + +### Observations + + +- The frequency value is displayed on the multimeter. +- The _PSLab_ successfully measures the frequency. + +### Conclusion + +The _PSLab_ measures the frequency of the 555 timer board.