Shenzhen Sunyuan Technology Co., Ltd.  

Product Name: DC Current/Voltage Signal to RS232/RS485 a/D Converter Model NO.: SY AD 02(4)A -U(A) Input: 4-20mA/0-20mA/0-10V,etc Output: RS232/RS485 Channels: 2/4-CH Communication Port: RS232/RS485 Package: Adam DIN Rail Dimensions: 123 X 70 X 30 Mm Accuracy: 0.05% Weight: 72g Isolation Voltage: 3000VDC Export Market: Global Trademark: SUNYUAN Transport Package: Adam DIN Rail Specification: ISO9001: 2008, CE, RoHS Origin: Shenzhen HS Code: 90269000 Product Description 2-Channel/4-channel DC Current/Voltage Signal to RS232/RS485 A/D Converter without LED DisplaySY AD 02(4)A -U(A)SYAD02/04A A-D Converter General Parameters:(typical @ +25º C, Vs is 24VDC)Input: Voltage / CurrentAccuracy: 0.05%Input maladjustment: ± 0.1 uA/º CTemperature Drift: ± 15 ppm/º C (± 30 ppm/º C, max)Input load: 50Ω (4-20mA/0-20mA/0-± 20mA current input)100Ω (0-10mA/0-± 10mA current input)1KΩ (0-1mA/0-± 1mA current input)>1MΩ (voltage input)Band width: -3 dB 10 HzSwitching rate: 10 SpsCommon mode restraint(CMR): 120 dB(1kΩ Source Imbalance @ 50/60 Hz)Normal mode restraint(NMR): 60 dB (1kΩ Source Imbalance @ 50/60 Hz)Input terminal protection: Over-voltage/over current protectionCommunications: Protocol RS-485 or RS-232 ASCII character communication protocol and MODBUS RTU communication protocolBaud rate(300, 600, 1200, 2400, 4800, 9600, 19200, 38400bps)software selectableAddress(00H~FFH)software selectableResponse Time: 100 ms maxOperation Power Supply: +8 ~ 50 VDC wide power supply range, internal anti-reverse & over-voltage protectionWatt consumption: < 1WOperation Temperature: - 45 ~ +80º COperation Humidity: 10 ~ 90% (non-condensing)Storage Temperature: - 55 ~ +85º CStorage Humidity: 10 ~ 95% (non-condensing)Isolation withstand voltage: Between input and output: 3KVDC, 1 minute, leakage current 1mAOutput and power are common-ground.Endure Impact Voltage: 3KVAC, 1.2/50us(peak value)Dimensions: 123 mm x 70 mm x 30mmWeight: Approximately 72gModel selection:SY AD 02(4)A -U(A)02(4): Input Channel02: 2 Channel04: 4 ChannelU(A): Input Voltage or Current SignalU1: 0-5V A1: 0-1mAU2: 0-10V A2: 0-10mAU3: 0-75mV A3: 0-20mAU4: 0-2.5V A4: 4-20mAU5: 0-± 5V A5: 0-± 1mAU6: 0-± 10V A6: 0-± 10mAU7: 0-± 100mV A7: 0-± 20mAU8: Customized A8: CustomizedNote: Support both RS232 and RS485 interface, support MUDBUS RTU.Model Selection Examples: .1: SYAD02A A4 Means 2channel, 4-20ma signal input, output is RS485 or RS232 interface2: SYAD02A A7 Means 2channel, 0-5V signal input, output is RS485 or RS232 interface3: SYAD04A U1 Means 4channel, 0-± 5V signal input, output is RS485 or RS232 interfaceModel noChannelsInputOutputSY AD 04-RJ45-U140-5VRJ45