4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home

4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home

Name: 4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home
Brand: Elecbee
SKU: EB0047441
Price: 15.94 USD
Availability: InStock

$2.19

SKU: EB0047441

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- This is 4 Channel Relay Module.

- DC 12V power supply (voltage range 9-13V).

- Standby current (all relays closed) 18MA, 1 channel relay open 50MA, 2 channel relays open 81MA, 3 channel relays open 110MA, 4 channel relays open 141MA.

- RS232 DB9 female interface.

- "Read", "open", "close", "Self-locking" , click, interlock 6 commands, can satisfy most of the industrial control.

Specifications:

Model: CE039_12V

Rated current: 10A

Rated voltage: DC12V

3C rated voltage range: below 36V

Relay load current: Max 10A

Relay load voltage: DC 1-100v or AC85-265v

Weight: 67g

Size: 8.5 x 4.7 x 1.8cm

Control Commands:

1. Reading status(reading the satus of the relay (on/off))

55 56 00 00 00 00 00 AB

2.Relay open (issue this command,Relay open,COM connect to NO)

Channel 1 : 55 56 00 00 00 01 01 AD

Channel 2 : 55 56 00 00 00 02 01 AE

Channel 3 : 55 56 00 00 00 03 01 AF

Channel 4 : 55 56 00 00 00 04 01 B0

3. Relay close (issue this command,Relay close,COM disconnect NO,and COM connect to NC)

Channel 1 : 55 56 00 00 00 01 02 AE

Channel 2 : 55 56 00 00 00 02 02 AF

Channel 3 : 55 56 00 00 00 03 02 B0

Channel 4 : 55 56 00 00 00 04 02 B1

4. Relay toggle(Relay status reversal,if COM connect to NO,this commands will Disconnect COM to NO and Reverse COM connect to NC,and vice versa)

Channel 1 : 55 56 00 00 00 01 03 AF

Channel 2 : 55 56 00 00 00 02 03 B0

Channel 3 : 55 56 00 00 00 03 03 B1

Channel 4 : 55 56 00 00 00 04 03 B2

5. Relay momentary(Relay COM connect to NO,disconnect after 200MS)

Channel 1 : 55 56 00 00 00 01 04 B0

Channel 2 : 55 56 00 00 00 02 04 B1

Channel 3 : 55 56 00 00 00 03 04 B2

Channel 4 : 55 56 00 00 00 04 04 B3

6. Relay Interlock

Channel 1 : 55 56 00 00 00 01 05 B1

Channel 2 : 55 56 00 00 00 02 05 B2

Channel 3 : 55 56 00 00 00 03 05 B3

Channel 4 : 55 56 00 00 00 04 05 B4

Once issue a command,will have a return fame,7th byte of return fame mean the satus of realy.

Return Commands:

1.Return relay open(return this command,mean COM connect to NO)

Channel 1 : 33 3C 00 00 00 01 01 71

Channel 2 : 33 3C 00 00 00 02 01 72

Channel 3 : 33 3C 00 00 00 03 01 73

Channel 4 : 33 3C 00 00 00 04 01 74

2.Return relay close(return this command,mean COM disconnect NO , and COM connect to NC)

Channel 1 : 33 3C 00 00 00 01 02 72

Channel 2 : 33 3C 00 00 00 02 02 73

Channel 3 : 33 3C 00 00 00 03 02 74

Channel 4 : 33 3C 00 00 00 04 02 75

Application:

Remote control, remote measurement system;

Wireless meter ;

Smart Home,Home Automation ,Wiser Home;

Access control ;

Identification system ;

Data collection;

IT household appliance ;

Intelligence household appliance;

Baby monitoring system;

Typial Application:

1. DC 12V control circuit,Wiring diagram below. ''LOAD'' may be LED lights, fans, motors and other DC 12V equipment

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4 Channel RS232 Relay Board PC USB UART DB9 Remote Control Switch DC12V for Smart Home

EB0047441

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Description

4-Channel-RS232-Relay-Board-PC-USB-UART-DB9-Remote-Control-Switch-DC12V-for-Smart-Home-1649919

>>>Manual: Click here to open<<<

Package includes:

1 x 4 Channel RS232 Relay Board

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Q & A

: Where is the origin of Elecbee products? Are they certificated?

2023-03-03

Answer:

Elecbee has long-term cooperation agreements with the OEM factories in China. So that we are able to reduce the intermediate channel cost, and help you save money. Our products are all made strictly according to the relative global standard, to ensure the products have good compatibility and excellent quality.

2023-03-03

: What forms of payment do you accept?

2023-03-03

Answer:

Our main payment methods include Paypal, Credit Cards, Debit Cards, Bank Transfer, and more to discover. Please choose the payment methods in your favor.

2023-03-03

: When will you arrange shipment?

2023-03-03

Answer:

After confirming receipt of your payment. We will arrange the delivery as soon as possible and upload the courier number to the website for you to track.

2023-03-03

: How to exchange or return?

2023-03-03

Answer:

1. You can apply to return within 30 days after receipt of the goods. Please make sure the outside package is intact, and the product is in its original condition. We will arrange your refund according to the relevant provisions once the package is received.

2. Return process: You Apply for a Return - Approve the Return - Arrange a Return - Receive the Products and make Inspection - We arrange a Refund;

3. We will bear the freight charges for returns caused by us, for instance, the quality problem. As to returns caused by the buyer, the buyer should be responsible for the shipping fee.

2023-03-03