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2 Pack Ultrasonic Module HC-SR04 Distance Measuring Transducer Sensor

If - Forward Current: 80 mA, Maximum Collector Emitter Voltage: 30 V, Maximum Collector Current:100 mA.
Response Time (tr : TYP,3 s at VCE=10V, IC=2mA, RL=100 ).
Isolation Voltage: 1500 Vrms, Maximum Collector Emitter Saturation Voltage: 0.5 V, Vf - Forward Voltage: 1.5 V, Vr - Reverse Voltage: 6 V.
Example Applications: I/O interfaces for computers, System appliances, measuring instruments, Signal transmission between circuits of different potentials and impedances.

Operating voltage: 0 to 32VDC, No-load current: 2mA(for power indicator LED). Input port: maximum input current 40A, fuse 40A. Output port: 8 output....
With power indicator LED. High-quality fuse holder, you can very easy to replace fuse from the outside, ATC/ATO auto fuses are easy to get and are....
Enclosure: High quality aluminum enclosure,thickness 1.5mm/0.06"..
Overall Dimensions(maximum, w/o cables): L180mm x W62mm x H33mm / 7.09"x2.44"x1.30". Gross weight: 300g, Net weight: 230g.
Packing list: 1x Distribution module, 9x black power pole housings, 9x red power pole housings, 9x PVC cover flame retardant sleeve, 18x silver plated....

Using IO trigger for at least 10us high level signal.
The Module automatically sends eight 40 kHz and detect whether there is a pulse signal back.
IF the signal back, through high level ,time of high output IO duration is the time from sending ultrasonic to returning. Test distance = (high level....
Power supply :5V DC, quiescent current : .

Operating voltage: 0 to 32VDC, No-load current: 2mA(for power indicator LED). Input port: maximum input current 40A, fuse 40A. Output port: 8 output ports, fuse 30A*2, 20A*2, 10A*2, 5A*1, 3A*1..
Overall Dimensions(maximum, w/o cables): L180mm x W62mm x H33mm / 7.09"x2.44"x1.30". Gross weight: 320g, Net weight: 250g.
With power indicator LED, with fault indicator LED for each fuse. High-quality fuse holder, you can very easy to replace fuse from the outside, ATC/ATO auto fuses are easy to get and are available in 10 values from 1 to 40A..
Aluminum enclosure,thickness 1.5mm/0.06".
Includes: 9 black power pole housings, 9 red power pole housings, 9 PVC cover flame retardant sleeve, 18 silver plated copper 30A 14-12AWG power pole contacts, 2x tinned copper 45A 12-10AWG power pole contacts..

Output signal: Electric frequency signal, high level 5V, low level 0V. Sensor angle: Not more than 15 degrees..

❤❤(1)ETCR7000 Large Caliber Leakage Clamp Meter is specially designed and manufactured for measuring ac leakage current and current,Range: 0.00mA~2000A..
❤❤(2)Large diameter 80mm × 80mm, can clamp 96mm cable or flat steel ground wire..
❤❤(3)Adopting the latest CT digital integration technology and magnetic shielding technology, it is almost immune to external magnetic fields and has strong anti-interference ability, ensuring high precision, high stability and high reliability of measurement..
❤❤(4)Especially suitable for cable leakage current and transformer grounding flat steel leakage current detection.) Automatic, can test one channel leakage current (current), convenient and fast..
❤❤(5)The meter with the RS232 interface, can storage data 99 groups, systme software can upload storage data to computer, realize online real-time monitoring and historical query, dynamic display, with historical data reading, saving, printing and other functions..

Wide operating voltage range: 3-12V, suggestion ≥5V.
Speaker power: 05W-10W, suggestion 8W speaker is the best.
Low static power consumption, the quiescent current of approximately 2MA, ideal for battery-powered.
Low power consumption, updated within the chain gain adjustable,large supply voltage range, fewer external components and total are widely used,....
On-board volume control potentiometer clockwise to increase the volume,with power indicator light..

Ultrasonic hc-sr04 distance measuring transducer sensor.
HC-SR04 consists of ultrasonic transmitter, receiver, and control circuit. When trigged it sends out a series of 40KHz ultrasonic pulses and receives echo from an object..
Package Content: 5pcs HC-SR04 with a little gift.

Ultrasonic module distance measuring transducer sensor..
HC-SR04 consists of ultrasonic transmitter, receiver, and control circuit. When trigged it sends out a series of 40KHz ultrasonic pulses and receives....
Power Supply: DC 5V, Quiescent Current: less than 2mA.
Compatible with DIY Robot Car/Raspberry Pi 4B, 3B+, 3B.

The HC-SR04 ultrasonic sensor can send eight 40 kHz and detect whether there is any pulse signal back.If it back, a high level signal will be outputed by IO, and the duration of the signal is the time from sending ultrasonic to returning.
HC-SR04 Test Distance : high level time velocity of sound (340M/S) /2.
Equipped with anti-reverse pin socket – making the wiring much tighter and convenient.
Uses the MCU STC15W104 which has a built-in clock, no need of external crystal oscillator..

Ultrasonic hc-sr04 distance measuring transducer sensor, it consists of ultrasonic transmitter, receiver, and control circuit..
Hc-sr04 Test Distance following formula: L = 1/2 × T × C ( L is the distance, T is the time between the emission and reception, and C is the sonic speed).
Mode of connection:4 pins VCC, Trig (control side), echo (receiver), out (empty),GND.
Application:for Robot obstacle avoidance, object distance measuring, liquid level detection, public security, parking lot detection..

Operating voltage: 0 to 32VDC, No-load current: 2mA(for power indicator LED). Input port: maximum input current 40A, fuse 40A. Output port: 8 output ports, fuse 30A*2, 20A*2, 10A*2, 5A*1, 3A*1..
With power indicator LED. High-quality fuse holder, you can very easy to replace fuse from the outside, ATC/ATO auto fuses are easy to get and are available in 10 values from 1 to 40A..
Enclosure: High quality aluminum enclosure,thickness 1.5mm/0.06"..
Overall Dimensions(maximum, w/o cables): L180mm x W62mm x H33mm / 7.09"x2.44"x1.30". Gross weight: 300g, Net weight: 230g.
Packing list: 1x Distribution module, 9x black power pole housings, 9x red power pole housings, 9x PVC cover flame retardant sleeve, 18x silver plated copper 30A 14-12AWG power pole contacts, 2x tinned copper 45A 12-10AWG power pole contacts..