10pcs Modbus RTU 7-24V Relay Module RS485/TTL 1-way input and Output with Anti-reverse Protection
$67.27
Shipping:Standard Shipping about 10-25 business days
Secure Payment:Paypal,VISA,MasterCard
Size Conversion
Inches
Centimeters
Please according to your own measurements to choose your suitable size. The tags inside the items will show in our Asian (Type) size.
Manual:Click here to open
Product parameters
1. On-board mature and stable 8bit MCU and MAX485 level conversion chip
2. Communication protocol:support standard Modbus RTU protocol
3. Communication interface:Support RS485 / TTL UART interface
4. Communication baud rate:4800/9600/19200, default 9600bps, support power saving
5. Photocoupler input signal:DC3.3-30V (This input cannot be used for relay control)
6. Output signal:relay switch signal, support manual, flash-off, flash-off mode, the delay base of flash-off / flash-off is 0.1S, the maximum settable flash-off / flash-off time is 0xFFFF * 0.1S = 65535 * 0.1 S = 6553.5S
7. Device address:1-255, default 255, support power-down save
8. Onboard one 5V, 10A / 250V AC 10A / 30V DC relay, which can continuously attract 100,000 times, with diode leakage protection, short response time
9. Onboard relay switch indicator
10. Supply voltage:DC7-24V, with input anti-reverse protection
1. VCC, GND:DC7-24V power input
2. IN, GND:DC3.3-30V optocoupler signal input
3. A +, B-:RS485 communication interface, A +, B- are connected to A +, B-
4. Relay switch signal output
NC:normally closed end, the relay is short-circuited to COM before pull-in, and left floating after pull-in;
COM:public end;
NO:Normally open, the relay is suspended before the pull-in, and shorted to COM after the pull-in.
5. Relay indicator:lit when the relay is on
6. GND, RXD, TXD:TTL level UART communication interface, GND, RXD, TXD are respectively connected to GND, TXD, RXD of the external control terminal
Package includes
10 x Modbus RTU 7-24V Relay Module
Weight | 0.26 kg |
---|
Customers Also Viewed
QCC3003 bluetooth 5.0 with independent DAC Decoding Receiver with Analog input and Output
$52.47Amplifier BoardAdd to cartFeatureThe core uses QCC3003 chip, supports A2DP, AVRCP, HFP, AAC, I2S, etc., and uses 16M SPI FLASH memory chip.PCB size:64X63MMProduct weight:50 gramsVoltage range:AC 6-12V, or DC 7-15VPackage includes1 x DAC Decoding Receiver
500pcs CBB22 Capacitor 100V 104J
$32.79Module ComponentsAdd to cartFeaturesSmall size, good self-healing.High frequency loss, low temperature rise. High impact strength.It has good withstand voltage performance under high frequency AC condition.SpecificationsMedium:polypropylene membrane.Electrode:metal vacuum evaporation layer (Al / Zn Al Composite thickened type).Package:flame retardant epoxy resin, conforming to UL94 V-0.Pins:copper clad steel tinned wire (CP wire), PVC wire or tinned copper wire.Package included500 x Capacitor
180Pcs 10 Values Tactile Push Button Switch Mini Momentary Tact Assortment Kit DIY
$13.11Electronic Accessories & SuppliesAdd to cartFeature∵ High precision mechanism design offers perfect operation and long service life.∵ Package includes 10 values tact push button switch,total 180PCS.∵ 10 values:6*6*4.3,6*6*5,6*6*6,6*6*7,6*6*8,6*6*9.5,6*6*11,6*6*12,6*6*13,6*6*14mm.∵ Great tool for television, audio equipment ,computer, interphone, remote control and other many filed.Package included20PCS 6*6*4.320PCS 6*6*520PCS 6*6*620PCS 6*6*720PCS 6*6*820PCS 6*6*9.520PCS 6*6*1115PCS 6*6*1215PCS 6*6*1310PCS 6*6*141PCS plastic box
AC 12V 1A 6J1 Value Preamp Tube Preamp Amplifier Board PreAmplifier Headphone DIY Kits
$26.23Amplifier BoardAdd to cartFeatures1. Type:6j1 tube2. Power input:AC 12V 1A, 5.5*2.5 plug3. Channle:2.0 / stereo 4. Potentiometer Role:Volume adjustment + Power Switch5. Size:77 x 75 x 52mmNote:This is DIY Kits, and you need to assembled it by yourself. (No instructions supply)SpecificationFE-6J1-2 fever tube pre-amp board is the circuit schematic design imitation crew Music fax X-10D,to be rational optimization,more …
AC 12V 1A 6J1 Value Preamp Tube Preamp Amplifier Board PreAmplifier Headphone DIY KitsRead More
Enclosure Protective Transparent Assembly Case for Raspberry Pi 3 Model B+
$7.09Raspberry Pi & Orange PiAdd to cartFeatures1.The whole enclosure is made of ABS material. 2.The case is a two-piece injection-molded ABS enclosure with 4 screws and 4 non-slip foot pads, easy to install.3.Protective case designed specifically for Raspberry Pi 3 Model B/B+4.The case surface is smooth and exquisite, with perfect design of the buckle card slot.5.The bottom cover is designed with …
Enclosure Protective Transparent Assembly Case for Raspberry Pi 3 Model B+Read More
3300Pcs 33 Values Each 100 Resistor 0603 SMD Resistor Kit Assorted Kit 1Ohm-1M Ohm 1%
$32.47Electronic Accessories & SuppliesAdd to cartDescription33 kinds of 0603 SMD resistance values1R(1R00) 3R3(3R30) 5R1(5R10) 10R(10R0) 22R(22R0) 47R(47R0)62R(62R0) 82R(82R0) 100R(1000) 150R(1500) 330R(3300)470R(4700) 680R (6800) 1K(1001) 1K8(1801) 3K(3001) 4K7(4701)5K1(5101) 7K5(7501) 10K(1002) 12K(1202) 18K(1802)33K (3302) 43K (4302) 51K (5102) 75K (7502) 100K (1003)200K (2003) 300K (3003) 390K (3903) 470K (4703) 680K (6803) 1M (1004)Package included1 x 3300Pcs 33 Values Each 100 Resistor 0603 …
3300Pcs 33 Values Each 100 Resistor 0603 SMD Resistor Kit Assorted Kit 1Ohm-1M Ohm 1%Read More
Keyes Brick MQ-3 Alcohol Sensor Module with Pin Header Digital Signal and Analog Signal
$10.65Sensor & Detector ModuleAdd to cartDescriptionThis sensor is fully compatible with ARDUI NO single-chip microcomputer, and its connection port is also compatible with Arduino sensor expansion board. The gas-sensitive material it uses is tin dioxide (Sn02) with low conductivity in clean air. When there is alcohol vapor in the environment where the sensor is located, the conductivity of the sensor …
Keyes Brick MQ-3 Alcohol Sensor Module with Pin Header Digital Signal and Analog SignalRead More
Reviews
There are no reviews yet.