The KD-R008 smart relay module from the Iridium series is an 8-channel network controller that offers greater capacity for controlling equipment in automation projects.
Overview
The KD-R008 smart relay module from the Iridium series is an 8-channel network controller that offers greater capacity for controlling equipment in automation projects. It is equipped with 8 relay outputs and 8 separate digital inputs, and exchanges data with the central system over a variety of interfaces, including Ethernet, Wi-Fi and serial buses. Compatibility with open-source platforms such as Home Assistant and support for multiple AC and DC operating voltages make it a flexible tool for building automation engineers.
Interfaces & I/O
- Relay Outputs
(DO) - 8 Channels
- Digital Inputs
(DI) - 8 Channels
- Network Interface
-
RJ45 Ethernet (10/
100M) - Wireless Interface
- WiFi (AP + STA Modes)
- Serial/
Bus Interfaces - CAN, RS485
- Wiegand Input
-
N/
A
Functions
- Features
- Input Mutual Control, IP Watchdog, NTP Client, Task
- Real Time Clock
- No
Network & Protocols
- Supported Protocols
-
CoAP
HTTP GET CGI
Modbus-RTU/
TCP/ MQTT TCP UDPUDP/ ASCII - Home Automation
- Domoticz, Home Assistant, openHAB, Red-Node
General
- Operating Voltage
-
12/
24VAC, 12/ 24VDC - Power Consumption
- 5W
- Recommended Adapter
- 12VDC / 1.5A
- Board Dimensions
- 122 x 87 mm
- DIN Case Dimensions
- 145 x 90 x 40 mm
Downloads
Documentation
-
KD-R008
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Frequently asked questions: Smart Home
Answers to common questions about this product line, from the KDT Help Center.
Can smart home systems be integrated with other equipment?
If a common protocol, API, SDK or standard is available, integration can be explored. The details need to be confirmed for the exact models involved.
Where should I start when choosing the right smart home system?
Start by defining the intended use, the number of devices, the installation environment, the capacity required and your plans for future expansion. Then choose the model and technical specifications based on what the project actually needs.
Which technical specifications matter most for smart home systems?
Depending on the project, the most important specifications are capacity, speed, compatibility, environmental ratings, management features and scalability. Basing your choice on a single figure is usually not enough.
Is a cheaper smart home system model always the right choice?
No. The purchase price is only one factor. You also need to consider reliability, features, service life, after-sales service and maintenance costs.
How do I work out how much capacity a smart home system needs?
Base the calculation on the number of devices, actual usage, how long the system will be in use and how much the project is likely to grow. It is also wise to keep some capacity in reserve.
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