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Shenzhen Sunyuan Technology Co., Ltd.

A-D Converter, Ethernet a-D Converter, 4-20mA to RJ45 manufacturer / supplier in China, offering 6-Channel 4-20mA 0-5V to RJ45 Ethernet Ad Converter with Modbus TCP, Fv/Fi Frequency to DC Current/Voltage Converter, Zero/Gain Adjustable Magneto-Electric Isolation Transmitter/Amplifier and so on.

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Supplier Homepage Product Ethernet Analog Singal RJ45 A-D Converter 6-Channel 4-20mA 0-5V to RJ45 Ethernet Ad Converter with Modbus TCP

6-Channel 4-20mA 0-5V to RJ45 Ethernet Ad Converter with Modbus TCP

FOB Price: Get Latest Price
Min. Order: 1 Piece
Port: Shenzhen, China
Production Capacity: 50000PCS/Year
Payment Terms: T/T, Western Union, Paypal

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Basic Info
  • Model NO.: SYAD08-RJ45
  • Output: Ethernet and RS232/RS485
  • Communication Port: Ethernet and RS232/RS485
  • Weight: 72g
  • Operating Temp: - 45 +80 Centigrade
  • Trademark: SUNYUAN
  • Specification: ISO9001: 2008, CE, RoHS
  • Input: Current or Voltage Signal
  • Channels: 8-CH
  • Dimensions: 123 X 70 X 30 mm
  • Isolation Voltage: 3000VDC
  • Export Market: Global
  • Transport Package: Adam DIN Rail
  • Origin: Shenzhen
Product Description
4-20mA/0-5V/0-75mV to RJ45 Ethernet A-D Converter with Modbus TCP/Modbus RTU


Directly convert 4 to 20mA and other analog data into communication digital data for Ethernet and Can bus.
Support 10M Ethernet RJ45 interface, support Modbus TCP communication protocol.
Support RS 485/RS 232 serial ports extended, support Modbus RTU protocol.
Measuring precision is more than 0.05%, do calibration on the precision of modules by computer is available.
8 channel analog input with common ground, 3KVDC isolation between I/O terminal and the system.
Wide range auxiliary power supply wide range: 8 - 50VDC
Unique external form, high reliability, programmable, DIN Rail 35 standard installation.
User can programme to set address, baud rate, etc for the modules.


Monitoring, measuring and remotely controlling the industrial field through local area network.
Applied in the industrial intelligent system for Ethernet, RS232/485 can bus
Gathering 0 to 10V/4 to 20mA signal and converting into Ethernet RJ45 output.
Sensor signal A/D conversion, network control and long distance transmission.
Ethernet multichannel analog data acquisition, monitoring and long distance transmission.
Meters and instruments data acquisition and recording
Monitoring operating data from electric equipments, transportation and other equipments system.
Achieve the network operation in Environment protection equipments, security, medical equipments and other equipments.

SY AD08-RJ45-U(A) A-D Converter Model Selection:

SY AD 08 - RJ45 - U / A

U / A: Input Voltage/Current Signal
U1: 0-5V A1: 0-1mA
U2: 0-10V A2: 0-10mA
U3: 0-75mV A3: 0-20mA
U4: 0-2.5V A4: 4-20mA
U5: 0-± 5V A5: 0-± 1mA
U6: 0-± 10V A6: 0-± 10mA
U7: 0-± 100mV A7: 0-± 20mA
U8: Customized A8: Customized

Note: SY AD 08-RJ45 module

Supports RS232/RS485 and Ethernet interface, users can choose the corresponding communication interface based on the operating conditions.

But RS232/485 Interfaces and Ethernet RJ45 Interface cannot operate simultaneously, otherwise, interferes with each other.

E. G. 1: Model No: SY AD 08-RJ45-A4; Refers to 8 channel 4 to 20mA signal input, Ethernet and RS232/RS485 output.
E. G. 2: Model No: SY AD 08-RJ45-A7; Refers to 8 channel 0 to ± 20mA signal input, Ethernet and RS232/RS485 output.

SY AD 08-RJ45 A-D Converter General Parameters:

(typical @ +25º C, Vs: 24VDC)
Input type: Current Input/ Voltage Input
Precision: 0.05%
Input offset: ± 0.1 uA/º C
Temperature Drift: ± 15 ppm/º C (± 30 ppm/º C, Max )
Input Impedance: 50Ω (4-20mA/0-20mA/0-± 20mA current input )
100Ω (0-10mA/0-± 10mA current input )
1KΩ (0-1mA/0-± 1mA current input )
More than 1MΩ (voltage input)
Bandwidth: -3 dB 10 Hz
Conversion Rate: 10 Sps
CMR: 120 dB(1kΩ Source Imbalance @ 50/60 Hz)
NMR: 60 dB (1kΩ Source Imbalance @ 50/60 Hz)
Input Terminal Protection: Over-voltage protection, over-current protection
Support standard Modbus TCP protocol, RJ4 network interface.
IP address and terminal number can be set through software.
Communication Response Time: 100 ms Max.
Operating Power Supply: +8 - 50 VDC wide power supply range, with internal anti-inverse connection and over-voltage protection circuit.
Power Consumption: Less than 2W
Operating Temp.: - 45 - +80º C
Operating Humidity: 10 - 90% (no condensation)
Storage Temp.: - 55 - +85º C
Storage Humidity: 10 - 95% ( no condensation )
Isolation Withstand Voltage: 3KVDC between input and output every minute, stray current 1mA, output and power are common-ground.
Endure Impact Volt: 3KVAC, 1.2/50us (peak value)
Dimension: 123 x 70 x 30 mm
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