DEKASYS 8-point Remote IO module SMIO-8UI-485
Standard Protocol
The controller supports both BACnet MS/TP, BACnet IP, Modbus RTU and Modbus TCP open communication protocols, which are able to accommodate most of the Building Automation application.
Online Firmware Upgradable/Configurable
The controller firmware can be upgraded and configured via USB.
Hardware DIP switch Settings
The address and baud rate can be set using the DIP switch for fast and convenient setup.
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Electrical |
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Dimension |
131.4x107.1x51.7mm(±0.5mm) |
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Casing Material |
UL 94 ABS + PC |
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Weight |
TBA |
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Power |
24VAC 50/60Hz +20%/-15%, or 24VDC ±5% |
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Consumption |
<10W |
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Current Rating |
1A at 24VAC/VDC |
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Operating Temperature |
0°C to 55°C (32° to 131°F) |
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Storage Temperature |
-20°C to 85°C (-4° to 185°F) |
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Operating Humidity |
0% to 95% Relative Humidity, Non-condensing |
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IP Waterproof |
IP20 |
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12-bits with PGA |
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Universal Input |
8 Channels, 12-Bit ADC (with PGA) |
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Voltage |
0 – 10V (±0.01V), 0 – 5V (±0.01V) |
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Input/Output – SMIO-08P-8UI |
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Current |
4 – 20mA (±0.01mA), 0 – 20mA (±0.01mA) |
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Resistance |
0~30K (±10 Ohm), 0~10K (±5 Ohm), 0~1.5K (±1 Ohm) |
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Thermister Sensor |
NTC 10K Type 2/3, 3K, 20K (±0.1⁰C) |
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Certifications |
CE, FCC, BTL |
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Simple and efficient, plug and play
DEKASYS IO module is simple in design, intuitive in operation, and supports quick installation and configuration. Standardized interfaces and preset functions make it easy to connect devices, and even users with no professional background can quickly get started, significantly reducing deployment time and cost.
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Flexible adaptation, seamless connection
DEKASYS IO systems are modular in design and support a variety of industrial protocols (such as BACnet, Modbus, MQTT, etc.), enabling seamless connection with all types of equipment and systems, all perfectly adapted to meet the diverse needs of different customers.
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Expand indefinitely and face the future
DEKASYS IO modules are highly scalable and can be flexibly combined and upgraded according to customer needs. From single modules to large-scale systems, from simple applications to complex scenarios, DEKASYS is able to handle it easily, providing continuous support for the digital transformation of enterprises.












