R221A08 8CH Serial Port Relay Module DB9 UART RS232 Remote Control Switch 12V DC for Smart Home

R221A08 8CH Serial Port Relay Module DB9 UART RS232 Remote Control Switch 12V DC for Smart Home

Name: R221A08 8CH Serial Port Relay Module DB9 UART RS232 Remote Control Switch 12V DC for Smart Home
Brand: Elecbee
SKU: EB0042244
Price: 25.71 USD
Availability: InStock

$25,71

SKU: EB0042244

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R221A08 8CH Serial Port Relay Module DB9 UART RS232 Remote Control Switch 12V DC for Smart Home

EB0042244

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Description

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

Description:

- Power Input: DC 12V(8.5-13.5V).

- Standby Current: (all relays closed) 18mA, 1 relay open 51mA, 2 relays open 82mA, 3 relays open 112mA, 4 relays open 142mA, 5 relays open 170mA , 6 relays open 198mA , 7 relays open 227mA , 8 relays open 251mA

- PC Serial ports RS232 Control Relay;

- Power indicator : LED lights;

- Output indication : relay output with LED indicators,easy to see working status of the relay;

- Communication protocol: UART protocol communication, baud rate 9600kpbs, 8 data bits, one stop bit, no parity. Each data frame contains eight bytes. Two-way data transmission.

- Baud rate 9600kbps, 8 data bits, one stop bit, no parity. Each data frame contains eight bytes.

- Size : 94 x 62 x 19 mm

Control Commands:

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

Channel 1 :55 56 00 00 00 01 00 AC

Channel 2 :55 56 00 00 00 02 00 AD

Channel 3 :55 56 00 00 00 03 00 AE

Channel 4 :55 56 00 00 00 04 00 AF

Channel 5 :55 56 00 00 00 05 00 B0

Channel 6 :55 56 00 00 00 06 00 B1

Channel 7 :55 56 00 00 00 07 00 B2

Channel 8 :55 56 00 00 00 08 00 B3

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

Channel 5 :55 56 00 00 00 05 01 B1

Channel 6 :55 56 00 00 00 06 01 B2

Channel 7 :55 56 00 00 00 07 01 B3

Channel 8 :55 56 00 00 00 08 01 B4

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

Channel 5 :55 56 00 00 00 05 02 B2

Channel 6 :55 56 00 00 00 06 02 B3

Channel 7 :55 56 00 00 00 07 02 B4

Channel 8 :55 56 00 00 00 08 02 B5

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

Channel 5 :55 56 00 00 00 05 03 B3

Channel 6 :55 56 00 00 00 06 03 B4

Channel 7 :55 56 00 00 00 07 03 B5

Channel 8 :55 56 00 00 00 08 03 B6

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 <

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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