RF Remote Control Blog

We recommend 1channel 110V~220V customized delay time controller (S1RD-AC220+C-2). At first, it must be set delay time in advance. According to your own actual requirement, you can set delay time you want. e. g. delay time: 20 seconds. You cannot change delay time once it is set. It is applied for controlling lights, motors, fans, electrically operated door/ lock/windows/ blinds/ cars or other appliances with AC 110~240V or DC 0~28V. You can turn on/off device on the receiver with transmitter from any place within reliable distance (theoretical distance 100m), the wireless RF signal can pass through wall, floors, doors and other obstacles. Wiring: Initial state: B, C = Normally Open; A, B = Normally Closed. AC lamp is wired to normally open terminals B&C. And add additional ac power to AC lamp. The delay time is set in advance. It is non-adjustable.   Press button 1: Turn on the relay (connect B and C, disconnect A and B) After ...

Question from customer: I need a 2 channel receiver with 2 remotes 1 channel. One remote control activates the channel A receiver on the receiver and another remote to turn on the channel B on the receiver. Is it possible with the CWB-1 model? And which receiver would like to recommend? Answer: We recommend 2 channel12V multi-mode receiver (S2U-DC12) and two waterproofwireless 50m remotes (CWB-1). We set configured code for them so that they can work together. The receiver is 12V activated and has two relays. When it works with that transmitter, its transmission distance can reach 50m in the open air. There is only one button on each transmitter. It can control lights, motors, fans, electrically operated doors / locks / windows / blinds / cars or other appliances with AC110~240V or DC0~28V. You can turn on/off the receiver with transmitter (remote control) from any place within a reliable distance; the wireless RF signal can pass through walls, floors, doors...

Question from customer: “I'd like to order a 220v electric hoist to raise and down a bridge boat with a remote control. The ascent and descent should be done when someone is still pressing the remote control button, as there is no stop. What would you like me the most suitable product? Thank you in advance." Answer: We recommend the ac 100V~240V momentary motor controlling model (S1FM-AC220& CV-2-2). It is specially designed for motor controlling because two relays are inserted inside. One relay is used for motor rotating towards “UP”. Another relay is used for motor rotating towards “DOWN”. There are “UP”, “COM” and “DOWN”contacts from output terminal. This kit can controls motor of rolling blinds, doors, projection screens, awnings, pumps, conveyors other appliances and mechanicals. The transmitting distance is usually about 500m in the open air. Wiring: Connect live wire to terminal “L” and neutral wire to terminal “N”....

Question from customer: I am looking for a long range relay to control a water pump. The water pump now is controlled by a float switch (on/off) at the reservoir 800 meters away. I have 120 volts at both locations and a relay to start pump. Answer: We recommend the 2000m rf AC receiver (S1PUA-AC220-ANT2) and the long range transmitter CB-2N. The receiver is soldered with external extended antenna, which can make its transmission distance at 2000m/6000ft theoretically. It works between AC 100~240V voltage. The maximum working current is 30amps. There are 315Mhz or 433Mhz at your option. The transmitter is special designed because its triggered method is connection and disconnection of two wires. When two wires are connected, the transmitter is triggered and then transmits an rf signal “ON”. When two wires are disconnected, the transmitter is triggered and then transmits an rf signal “OFF”. The wiring method of your water pump will be talked next. A, B terminals are normally open...

Question from customer: “I received the item— 2 channel motor controller( S2PF-DC12+1CV-6-2) and installed it yesterday on my remote control lawn mower that I have made. Per the instructions for momentary control, I can get 1 motor to work at a time, either motor but only one and only in forward. I then changed, per your instructions for latch and each motor will go forward if started with remote, #1 and then #2 both will run forward only, but they cannot be controlled to go in the direction that I choose. Neither motor will reverse in any mode. I have to be able to control each motor independent of each other so I can drive the mower right and left to go the direction I want. Please advise!” Answer: You chose the 2 channel motor controller. Although the controller has two relays for two motor, two relays will work in the same mode. That is to say, your two motors only work in momentary mode or latched mode for one time. We recommend two sets of 1 channel dc motor controllers (S1...

Roller shutters or rolling doors have many applications, including applications for vans, garages, kitchens, schools and warehouse. The door is raised to open it and lowered to close it. Both roller shutter and rolling doors provide protection against wind and rain. Now we recommend this kind of rf wireless magnetic sensor (W-13) to install to roller shutters or rolling doors to protect windows or gates from vandalism and burglary attempts. It will send signal to alarm main unit to alert people once it is triggered. This kit contains a sensor, a magnetic bar, a transmitter and 4 screws. It works with 100m in the open field. Alarm time of this kit is 5 seconds. With indication of low battery, you can change battery in time.   Installation : Stick part A (magnetic bar) on the edge of the roller shutter/rolling door, and stick part B on the fixed frame of roller shutter/rolling door Note: The distance of these two parts shall be less than 3-5 cm when the roller shutter/rolli...

One of our customers wants a simple wireless remote operate 4 led lamps from several room at his house. He needs 4 transmitters and a receiver which can be mounted in a designated place. The remote must work from receiver about 50m away and not line of sight through doors and walls. We suggest him choose dc 4 channel remote control system  (S4C-DC12& 4C-1). Maximum working current is 5amp each relay. Working distance of remote and receiver set is about 100m (300ft) in open field. This 4CH 6V9V/12V/24V wireless remote switch operates in toggle, momentary, latched, toggle + momentary control mode (set the mode as you like freely). Easy to install and operate. Just press slightly the button on the remote, you can control universal DC/AC electrical devices. The RF signal can pass through walls, doors and other barriers. As he said, we will set 4 transmitters and this receiver with same 8-bits code in advance so that they can work together. Operation modes: 1) Setting control ...

We are about to recommend remote controller which is applied to both motor and lamp. It is DC12V momentary &toggle remote controller (S1F-DC12 & C-3-2), which features in motor forward-reverse capability. You can rotate the motor in positive or reversal direction by transmitter from any place within a reliable distance, wireless signal pass through walls, floors and doors. It is suitable for the motors of rolling blinds / doors, projection screens, awnings, pumps, winches, conveyors or other appliances and mechanicals with voltage DC12V. We also design lamp controlling function so that you can control motor and lamp with the same transmitter. From the following pictures, we will show you how to remote control motor and lamp. Connect DC 12V power supply to terminals 1 and 2, connect DC motor to terminals 5 and 6, and connect a light to terminals 3 and 4 Press button △ and hold: Terminals 5 and 6 output ＋ DC 12V (6: ＋, 5: －), motor rotates in the positive direction Relea...

Online shop:  http://www.carymart.com/

We made a remote control kit which consists of a wall-mounted switch and a remote receiver (S1X-AC220&HR-1). When we use ordinary switch to switch home appliances off and on, we should do some wiring for home appliances, some time it is very complicated and time- consuming. Our RF wireless wall mounted switch looks like universal switch from appearance, but it is wireless and operate by RF signal that can pass through walls, floors and doors. It is can be simply affix to any place you want by double faced adhesive tape. Through RF signal, you don’t have to wire between switch and appliances. Wall-mounted switch works with remote receiver to remote control ac lamp. Here is the wiring diagram. Wire ac lamp to OUTPUT of receiver. And add power supply to receiver. This kind of receiver is designed for AC output terminals so that lamp can get power from output terminals of receiver directly. Setting different control modes (We usually set toggle for lamp controlling.) Setting ...

Question from customer: Whether we can get the receivers with different voltage versions? For example 2 piece of 24 volt and 2 piece of 240 volt. Answer: Yes, it is possible. We recommend those two kinds of receivers—for 24V version, it is 24V DC input receiver (S2UB-DC24). For 240V version, it is 100V~240V input receiver (S2U-AC220). Both of them have two relays on the PCB. So there are four channels totally for your devices. They can pair up with long range transmitter (CB-4). It can control lights, motors, fans, electrically operated doors/locks/windows/blinds/cars or other appliances with voltage AC 110~240V or DC 0~28V. Owing to normally open& closed contact, you should add additional power supply to your devices besides your receivers. But you can do as following wiring method to save power supply adaptors. Wire devices (lamps) to B terminals of each relay, using wires to connect devices to output terminals of each receiver. For dc input receiver, we supply dc 24v p...

Question from customer: I need a unit that can receive from four transmitters, and switch 4 relays. Each transmitter controls each channel. Answer: We recommend the model of 4 Transmitters and 1 Receiver Kit (S4C-DC12 & 4C-1), which belongs to “One-to-many series”. “On-to-many series” include one-transmitter-to-many-receiver system and one-receiver-to-many-transmitter system. It is often used for controlling two or more electrical devices in different places by one transmitter; or one electrical device by two or more transmitters. If you want to remote control one device with different transmitter from different places, this kit is your better choice. Here is the wiring diagram for your reference. The receiver is normally open & closed contact. A,B terminals are normally closed. B,C terminals are normally open. So you can wire your devices to B terminals and negative terminal of power supply. And add DC 0-28V or AC 110-240V to your devices. Supply DC 12V to receiver. ...

Question from customer: I want to run business of karaoke rooms. So I need a set to be installed in karaoke rooms and reception desk. It is better to install calling gadget to karaoke room and receiver to reception desk. When there is customer in karaoke room calling, he can using calling gadget to call our stall to help him. Do you have any suggestion? Answer: We recommend wireless calling system to you. It includes calling transmitter and receiver host. You can pair up any kinds of calling transmitter with receiver host according to your need. The receiver host is 999-channel, so you can pair up 999 transmitters with a 999-channel receiver host at most. This kit is multi-mode. It is better to choose “Normal mode”. You can choose 200m 2 buttons free sticker wireless calling button and a 999- channel receiver host and stick calling button on the wall of karaoke room. Here we can show you this controlling project procedure.   Online shop:  http://www.carymart.com/ ...

Online shop:  http://www.carymart.com/

Online shop:  http://www.carymart.com/

Overview: I’m looking for a High power remote controller to switch on/off the power to my children’s “John Deere ground force” 12v tractor if necessary. According to the specifications on the tractors the motors are 330watt and are driven by 12v battery. 330/12=27.5 amps. So I guess I need a 30amp controller. Solution:         We recommend the model of 1 channel 30amp 12V remote controller (S1PU-DC12&C-2). Its maximum current output is 30amp. It is suitable for appliances with AC110~240V or DC0~28V because of its normally open & closed relay contact. There are 3 working modes in it. The transmitting distance is about 100m (300ft). It is enough for you. You can see its wiring diagram. We suggest that you should learn this wiring way. That will be much convenient to you. Wire tractor’s motor to “A” terminal and negative terminal of receiver. Use a wire to connect “B” terminal and positive terminal of receiver. And wire positive and negati...

Overview: “I am looking for a remote and multiple receivers for a small private airport. We have a controller box switch that activates when you key the microphone 7 times on a specific frequency. I would like to plug a dc power adapter into this unit and wire into one of your remotes. The runway lights are all solar dc leds. I will need 12 receivers total to start out. My question is: Can one remote, controlled by external wires, send a signal out to multiple receivers at the same time?  In other words, if the remote detects dc input and sends out an ON signal, can several receivers receive the ON signal at the same time?” Solution: We recommend the low voltage triggered transmitter (CB-2V) and 1 channel 2000m receivers (S1L-DC12-ANT2). The most remarkable feature of this transmitter is low current triggered. That is to say, when you offer dc power 5~28V to this transmitter, it will send signal out to the receiver. The receiver is long range with external extended anten...

Overview: “I want a remote control receiver to control two motors walking a distance of 100 meters without obstacles. The remote control has a receiver to turn two 12V motors. For each motor I want to control forward and reverse. The operation shall be as follows: When I press the button, the motor runs. When I release the button, the motor stops. This also applies to the reverse. Please advise me that you?” Solution: We recommend high amp load motor controlling kit (S2PF-DC12&CV-6-2) to you. This controller is specially designed for controlling DC motors of rolling blinds / doors, projection screens, awnings, pumps, winches, conveyors or other appliances and mechanicals with voltage DC12V/24V. With two kinds of voltage direct output, it is applied to DC 12/24V electric appliances. Transmitting distance is 500m/1500ft (theoretically). Wiring and Operation are fairly easy. You can connect contact terminals “A1” and “A2” to motor 1; Then you can connect contact terminals “B1...

Question from customer: What we need is three movement detectors with 2 receivers. The receiver can be one channel. Once there is a trigger to any one movement detector this will trigger both receivers at the same time. Each receiver can have one dry contact output that will trigger anytime any of themovement detectors trigger. And the receiver will go back to previous state after 1 minute. Answer: We recommend rf remote receiver and infrared motion sensor (S1DA-DC12-ANT2+W-01) to you. You can have those 2 receivers paired up with three motion sensors so that they can work together. The receiver is delay time adjustable (0 seconds ~ 99 hours). It controls lights, motors, fans, electrically operated doors/locks/ windows/ blinds/ cars or other appliances. You can turn on/off the receiver with transmitter (remote control) from any place within a reliable distance; the wireless signal can pass through walls, floors and doors. With the extended external antenna, its working distanc...

Question from customer: I am looking for a radio transmitter receiver 1 channel, 24V, 500 to 1000m, and function: I support the button, close the relay; I loose the button, open the relay. Answer: We recommend the model of 1 channel Momentary 2000m remote control kit (S1M-DC24-ANT2& CB-1). Remote control kit with momentary mode is often used to control motor open/close for electrically operated door/lock/window/blind. Press and hold the button on transmitter, start the motor (close the relay); release the button, stop the motor(open the relay). With external extend antenna, its working distance can reach 2000m (6000ft) theoretically. We have three standard voltage: 9V, 12V, 24V. You can choose the 24V. Owing to one relay on the receiver, it won’t realize that DC motor runs in forward and reverse. It only switches off/ on DC motor. And it is normally open and close relay contact, generally speaking, you should add additional power supply to control...

Cell phone GSM Remote Control Smart Power Socket is brand new and high quality. You can control the GSM power socket through short messages or making a call. Control variety of home appliances and electronic products in any place worldwide by fixed telephone or mobile phone. Remote control air conditionings, electric heaters, water pump, motors, fans, servers, relay station, TVs, water heaters, electric doors, rice cookers, lamps, speakers or other equipments with voltage AC 110~220V. You also can feed the family pet via the GSM switch. Tri-Frequency: 850/1800/1900Mhz (North America version) or 900/1800/1900Mhz (Europe and Asia version) Password protection. 3 power output sockets. Online shop:  http://www.carymart.com/

One of our customers is looking for a device to wireless operate a 220v motor for 30 minutes. When he presses a remote control button, the engine starts and runs for 30 minutes then stops. 1 channel rf time adjustable remote controller kit is very suitable for him. The remarkable feature of this kind remote controller is time delay control mode. Adjustable delay time range can be 0 second~99 hours. With time delay adjustable function, it is used in light remote control, garage door remote control, car remote control, etc. It is very easy to do some wiring. Owing to its normally closed and open contact, we can do this following wiring. Motor is wired to normally open terminals B&C. And motor and receiver are supplied 220V power respectively. Press buttons of “＋” and “－” on the timer, adjust delay time from 0 second to 99 hours. “H” is Hour, “M” is Minute, and “S” is Second. He can set “M 3 0″, it means the delay time is 30 minutes. Press button 1: Turn on motor, after delay ...

Sometimes, you want to remote control more than one electric devices just with one transmitter，but most of remote control systems only allow one command at a time to remote control one device even though they are able to activate 2 or more relays. Or you are just looking for a remote control system with range of only 100m that will allow the activation of least three or four commands simultaneously and then trigger three or four channels on the receiver at the same time. Actually, you thought can be realized if the 4 channel 12VDC long range receiver ’s interior circuit can be changed and pair with 1-button transmitter . You just need only one button on the transmitter that you can remote control 4 devices. Its working distance is beyond your thought. It can reach 2000m (no obstacles). You wire either AC 110~240V or DC0~28V electric devices to receiver because of its normally open and closed contact terminals. Electric devices usually wire to normally open terminals for safety purp...