DROK 4-20mA Signal Generator, DC 12-30V Constant Current Source, Stable Signal Source with 0.01mA Adjustable Potentiometer, Voltage, Current LED Display

DROK 4-20mA Signal Generator, DC 12-30V Constant Current Source, Stable Signal Source with 0.01mA Adjustable Potentiometer, Voltage, Current LED Display

Technical Parameters: Multi-ring (5 * 360) potentiometer knob operation, stepless fine adjustment, in response to the output immediately, no delay Potentiometer to adjust the actual fineness of up to 0.01 mA Power supply: DC12-30V,DC 12V or 24V, current 18mA, power port has a polarity protection, power reverse does not work, do not burn components. 4-bit 0.36-inch LED, the display range: -1999-9999, can be set to the number of 0,1,2,3 decimal points 20mA output: the maximum output current of 24mA. 12V DC power supply: output load impedance range between 0-350 ohms 24V DC power supply: output load impedance range between 0-800 Ohms The test output is normal, you can use a multimeter (DC current file) short "4-20mA output" terminal value and the comparison shows that the multimeter readings are the same. Easy to install, standard 7943 shell, panel size: 79mm * 43mm * 25mm, hole size: 76.5mm * 39.2mm The product can be used: signal source, valve adjustment, inverter control, PLC debugging, instrumentation test, analog transmitter output. Redefine the display function: If the menu requires a password, the default password is 1234, flashing display. Such as, if it is used to control a device for -90 degrees to +90 degrees action. The default display is Current. It can also be redefi...

  • Brand: DROK
  • ASIN: B01N10M131

DROK Adjustable Current Voltage Analog Simulator, 0-20mA Signal Generator, DC 0-10V 4-20mA Changeable Current Source for Valve Adjusting PLC Panel LED Testing, Transmitter Output Simulation

DROK Adjustable Current Voltage Analog Simulator, 0-20mA Signal Generator, DC 0-10V 4-20mA Changeable Current Source for Valve Adjusting PLC Panel LED Testing, Transmitter Output Simulation

Product Features: By rotating a multi-cycle precise potentiometer, this product can generate 0/4 - 20mA current signal and 0-10V voltage signal,which can used as signal generator, valve adjustment, inverter control, PLC debugging, panel debugging, LED testing, simulating the output of transmitter. Product Parameters: Working voltage: DC24V Input signal: Potentiometer Output signal: 0/4-20mA or 0-10V Display accuracy: Current: 0.1mA; Voltage: 0.01V Dimension: 100*68*38mm Debugging Procedures: A. Current display calibration Clockwise rotating the multi-cycle potentiometer to the maximum, switching the display switch to the right and then using a multimeter to test the actual value of the output current. At this time, you can adjust the current display adjusting potentiometer to make the display value equal to the actual output value. B. Voltage display calibration Clockwise rotating the multi-cycle potentiometer to the maximum, switching the display switch to the left and then using a multimeter to test the actual value of the output voltage. At this time, you can adjust the voltage display adjusting potentiometer to make the display value equal to the actual output value. Package Includes: 1* Signal Generator

  • Brand: DROK
  • ASIN: B071NLGP6L

Buck Converter DC to DC Input 5-36V Output 1.25-32V Step-down Regulator 5A 75W High Power LED CC CV Driver Board, Battery Charger for Solar Panels/Wind Driven Generator

Buck Converter DC to DC Input 5-36V Output 1.25-32V Step-down Regulator 5A 75W High Power LED CC CV Driver Board, Battery Charger for Solar Panels/Wind Driven Generator

Product Features Parameters:Input Voltage: DC 5-36V (the input voltage should at least 1.5V higher than the output voltage)Output Voltage: DC 1.25V to 35VOutput Voltage::1.25-32V (continuously adjustable,default output 17V.) Output Current: 5A(MAX) It is recommended to use under 4.5A (NOTE: When using high power, add a heat sink to the power supply chip)Output Power: Max 75W (Please use it within 50W.) Operating temperature: -40 to +85 ° C  Operating frequency: 180KHz Conversion efficiency : up to 96% Short circuit protection: Yes Overtemperature protection: (automatically shut off the output after overtemperature) Input reverse polarity protection: No, (if necessary, please in input String into high current diode)  Usage:1. Use as an ordinary buck module with overcurrent protection capabilities; 2. Use as a battery charger;  3. Use it as a constant current LED driver module.  Note:1.Module output terminal string has a current sampling resistor, there will be 0-0.2V voltage drop after connected to the load, it is a normal phenomenon. 2.If its output is more than 3A/35W, please enhance heat dissipation. How to adjust accuracy of input/output voltage (for the person who need a highly accurate value of number) 1.When the voltmeter shows output voltage, long press t...

  • Color: CC CV module
  • Brand: D-PLANET
  • ASIN: B079FXT4T9
  • UPC: 721352362713

CNBTR Black Metal & ABS Adjustable AVR SX460 Automatic Voltage Regulator Control Module For Generator

CNBTR Black Metal & ABS Adjustable AVR SX460 Automatic Voltage Regulator Control Module For Generator

Specifications: Material:Metal + ABS Plastic Color:Black Brand name: CNBTR Model:AVR SX460 Power Input: AC95-132V / 190-264V 50/60Hz Output Voltage: 90V DC(Max) when input AC 207V Current: Continuous 4 A dc Intermittent 6 A for 10 secs Regulation rate : < 1% Size:13.5x10x3cm/5.31x3.94x1.18inch(LxWxH) Weight: 302 g Features: 1.Model is AVR SX460,along with inside engine speed decline ,the output voltage frequency will decline to protection circuit 2.It is small size, light weight,resistant and strong. 3.Rugged compact design,with under frequency protection. 4.This is a brushless AVR for generators that precisely adjust voltage 5.It designed for generators,can adjust the voltage slightly to stabilize the output voltage of the generator NOTE: When the remanence voltage is greater than 4 v / 25 hz,the Voltage will be set automatically Package include: 1 x Voltage Regulator The unique MPN label on each inner package, which confirm it passed the quality inspection and it is genuine item sold from our shop. Please offer it to us when you need assistance.

  • Brand: CNBTR
  • ASIN: B077T9C6RM

Icstation Digital 2 Channal PWM Square Wave Pulse Signal Generator Adjustable Frequency Duty Cycle 100% 1Hz-150KHz

Icstation Digital 2 Channal PWM Square Wave Pulse Signal Generator Adjustable Frequency Duty Cycle 100% 1Hz-150KHz

This is a mini digital square waveform generator module supporting 1Hz-150KHz frequency and 0%-100% duty cycle adjustment through the on-board momentary push button and also support external seial communication. DC 5V-30V wide voltage input and dual channel complementary output with red LED display the parameter ideal as the square wave source for instrument testing or driving the stepper motor and so on. Specifications: Frequency Range: 1Hz-150KHzDuty Cycle Range: 0%-100% Accuracy: 2% Working Voltage: DC 5-30V Output Current: 8-30mAOutput Amplitude: 5V V-PP(default,changed by external power supply)Module Size:41X29mm/1.61X1.14inch(L*W)Package Included: 1X Digital 2 Channel Square Wave Pulse Signal Generator Module 1Hz-150KHz 0%-100% Display Instructions: There are 3 display range: 1:XXXX->the unit is 1Hz, range is 1Hz-999Hz 2.XX.X->the unit is 0.1KHz,range is 0.1KHz-99.9KHz 3.X.X.X.->the unit is 1KHz, range is 1KHz-150KHz e.g.:100->100Hz;54.1->54.1KHz;1.2.4.->12KHz Setting Instructions: 1. Short press"Set" to interchange display the 4 values(FR1:PWM1 frequency;dU1:PWM1 duty cycle;FR2:PWM2 frequency;dU2:PWM2 duty cycle) 2. press"Up" and "Down" to set the current value Serial Control: Baud Rage: 9600pbs; Date Bit:8; Stop Bit:1; 1. Set the PWM frequency:"S1FXXXT":set the PWM1 frequ...

  • Brand: IS
  • ASIN: B01MA1M7Y9

[Upgraded Version] SoulBay Universal AC/DC Adapter Multi-Voltage Regulated Switching Power Supply with 8 Selectable Adapter Plugs, for 3V to 12V Home Electronics - 2Amps Max

[Upgraded Version] SoulBay Universal AC/DC Adapter Multi-Voltage Regulated Switching Power Supply with 8 Selectable Adapter Plugs, for 3V to 12V Home Electronics - 2Amps Max

Product Description: Features: Lost the original charger? Can't charge accidentally? Wanna find a replacement? This SoulBay upgraded version 12W Universal Charger is exactly Great solution and what your need! Seeing the improvement as below please.1* The ac adapter is More Flexible to keep it Plugged in, Easy to turn to the desired voltage; 2* the cable length has been increased to 1.5 meter; 3* Provided with 7 exchangeable adapter tips, runs remarkably cool . 4* New Cord, cable core made of copper, 5.5*2.1 mm turning fork attached on the cord + magnet ring to reduce the noise disturbance. This is a universal power supply fits almost all DC input sockets. It can be Used for printers, mobile, Kindle, camera, router, tablet, radios, electronic gizmos, games consoles and many other appliances. Specification: Package Weight: 213 gram Package Dimension: 17.4x9.3x4.5 centimeter Cord Length: 1.5 meter(about 59 inch) Magnet ring: 10.5*5.6*20 mm DC Plug Polarity: inner Positive(+), outer Negative(-), Polarity is Not reversible Tips Size: C - 5.5*2.5 mm E - 5.5*1.7 mm F - 4.8*1.7 mm G - 4.0*1.7 mm H - 3.5*1.35 mm I - 2.5*1.0 mm S - 1* Micro USB connector Caution: 1.NOT compatible with laptop or other high power equipment; 2.NOT compatible with Over 12W Devices and the Polarity could not b...

  • Color: Black
  • Brand: SoulBay
  • ASIN: B01N2K48HR
  • UPC: 712809490714

KNACRO NE555 pulse generator Square Wave rectangular wave frequency dutycycle adjustable small signal generator

KNACRO NE555 pulse generator Square Wave rectangular wave frequency dutycycle adjustable small signal generator

Max. Output Current : 10mA (5V Power Supply ) 30mA (12V Power Supply); PCB Board Size :20 * 40mm Materials : FR-4, PCB;Main Color : Green, Black, Blue Net Weight : 11g Package Content: 1 x NE555 Pulse Module Frequency: J1: 0.6 ~ 25Hz J2: 7 ~ 300Hz J3: 50 ~ 2.5KHz J4: 350K ~ 6.6KHz J5: 6.7K ~ 180KHz Adjustable duty cycle range: 0.4-0.99 It is used as a square wave signal generator to enerate a square wave signal for experimental development use; For generating drive a stepper motor drive of the square wave signal; Adjustable pulse generated for the use of MCU; Generated adjustable pulse to control related circuit. With output indicator: LED on when low level, LED off when high level, LED flashed when low frequency; Output levels of frequency range is selectable, which is benefit for output frequency is continuously adjustable; LF level: 1Hz ~ 50Hz; IF level: 50Hz ~ 1kHz; High frequency level: 1KHz ~ 10kHz; HF level: 10kHz ~ 200kHz Input Current: ≥100ma Output Voltage: 4.2v-11.4v peak. With the power supply voltage variation The output frequency is calculated: Period T = 0.7 (Ra + 2Rb) c Ra, Rb is 0-10k adjustable. Input: VCC GND SHUCHU:. VCC OUT GND same output voltage and input voltage. OUT is the output frequency signal.

  • Brand: KNACRO
  • ASIN: B01GCE1GEQ
  • UPC: 713653014989

Adjustable Current Voltage Analog Simulator, 0-20mA Signal Generator, DC 0-10V 4-20mA Changeable Current Source for Valve Adjusting PLC Panel LED Testing, Transmitter Output Simulation

Adjustable Current Voltage Analog Simulator, 0-20mA Signal Generator, DC 0-10V 4-20mA Changeable Current Source for Valve Adjusting PLC Panel LED Testing, Transmitter Output Simulation

By rotating a multi-cycle precise potentiometer, this product can generate 0/4 - 20mA current signal and 0-10V voltage signal, which can used as signal generator, valve adjustment, inverter control, PLC debugging, panel debugging, LED testing, simulating the output of transmitter. Product Parameters: Working voltage: DC24V Input signal: Potentiometer Output signal: 0/4-20mA or 0-10V Display accuracy: Current: 0.1mA; Voltage: 0.01V Dimension: 100*68*38mm Debugging Procedures: A. Current display calibration Clockwise rotating the multi-cycle potentiometer to the maximum, switching the display switch to the right and then using a multimeter to test the actual value of the output current. At this time, you can adjust the current display adjusting potentiometer to make the display value equal to the actual output value. B. Voltage display calibration Clockwise rotating the multi-cycle potentiometer to the maximum, switching the display switch to the left and then using a multimeter to test the actual value of the output voltage. At this time, you can adjust the voltage display adjusting potentiometer to make the display value equal to the actual output value. Package Includes: 1* Signal Generator If you have any question , please feel free to contact us. KNACRO high...

  • Brand: KNACRO
  • ASIN: B0793GZTDQ
  • UPC: 736364872273

HOMREE DC DC Converter Buck Module 12V/24V to 5V 3A USB Output Step Down Voltage Regulator Charge for Samsung Galaxy , iPad iPhone 4S 5 6/6 Plus etc (Standard USB)

HOMREE DC DC Converter Buck Module 12V/24V to 5V 3A USB Output Step Down Voltage Regulator Charge for Samsung Galaxy , iPad iPhone 4S 5 6/6 Plus etc (Standard USB)

Features : -Use imported and integrated switching regulator modules manufacturing, quality is stable and reliable. - Synchronous rectification,, the conversion rate is 96% or more, very low heat. - Over voltage, over current, over temperature, short circuit, it can be auto protection, and can work in normal condition when restored. - Epoxy potting, seismic, water, moisture, dust, long term stable and reliable quality. - Super-thin, small size, high efficiency, easy installation and use. - Input voltage: DC8-35V, (12V/24V changes to 5V) - Output parameter: DC5V 3A MAX, 15W MAX - Size: 46x27x14mm - Operating temperature : -40~80 degree - Installation length : about 13cm Notice: it can use for iPhone ,ipod.Samsung Galaxy S4 Package: 100% Brand New 1 X DC/DC Converter 12V/24V to 5V 15W

  • Color: Standard USB
  • Brand: HOMREE
  • ASIN: B01MEF293V
  • UPC: 780330092080

DROK DC-DC Buck Converter Constant Current&Volt Regulator 5-36V to 1.25-32V Step Down Regulator 5A 75W High Power LED CC Driver Board, Battery Charger for Solar Panels/Wind Driven Generator

DROK DC-DC Buck Converter Constant Current&Volt Regulator 5-36V to 1.25-32V Step Down Regulator 5A 75W High Power LED CC Driver Board, Battery Charger for Solar Panels/Wind Driven Generator

Parameters: Input voltage : 5-36V (the input voltage should at least 1.5V higher than the output voltage) Output voltage :1.25-32V (continuously adjustable,default output 17V.) Output Current : 5A MAX(Please use it within 4.5A) Output Power: Max 75W (Please use it within 50W. if the pressure difference is big,please reduce power) Operating temperature: -40 to +85 ° C Operating frequency: 180KHz Conversion efficiency : up to 96% Short circuit protection: Yes Overtemperature protection: (automatically shut off the output after overtemperature) Input reverse polarity protection: No, (if necessary, please in input String into high current diode) Installation: 4pcs 3mm screws Wiring:(solder terminals) V-IN is the input, V-OUT is the output Usage: 1. Use as an ordinary buck module with overcurrent protection capabilities; 2. Use as a battery charger; 3. Use it as a constant current LED driver module. Note: 1. If the module can not be adjusted, the output voltage is always equal to the input voltage." When you encounter this problem, please counterclockwise rotation of the potentiometer 10 laps or more, then you can adjust the output voltage. Because the factory default output voltage is 17V. 2.Module output terminal string has a current sampling resistor, there wi...

  • Brand: DROK
  • ASIN: B01EMYHOC6
  • UPC: 637012114700
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Generator AVR adjustment. Generator voltage adjustment.

Adjustable Voltage Generator

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How to make adjustable 1 to 20 voltage power supply from old PSU.DIY Bench power supply.

Adjustable Voltage Generator

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#104: Circuit tutorial: sawtooth generator w/ current sources, diode switches, hysteresis comparator

Adjustable Voltage Generator

This circuit tutorial discusses a simple adjustable sawtooth waveform generator that features constant amplitude and independently adjustable rising and falling edges. The circuit uses simple current sources, a neat little diode ring electronic SPDT switch, and a comparator with hysteresis. Each...

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