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China, Chinese Analog Signal to RS485/RS232 Converter Signal Isolation Acquisition Module1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
SensorCurrent SensorSignal ConverterSignal Isolation Acquisition Module
Shenzhen Weijunrui Technology Co.,Ltd
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Product DescriptionWJ121 series Analog Signal to RS485/232 Converter(A/D Converter)Features:>> Analog signal acquisition, isolated RS-485/232 output>> 12-bit AD converter, testing accuracy>0.1%>> Can Program and calibrate modules accuracy via RS-485/232 interface>> Signal input/output: 1000VDC Isolation>> Wide power supply: 8~32VDC>> High reliability, easy programming, easy installation.>> Can program setting module address, baud rate>> 0-5V voltage signal or 4-20mA current signal input>> Supports MODBUS RTU protocol>> DIN35 Rail-mounted>> Size: 105.5x24x59mm>> AD conversion rate can be programmedTypical Application:>> Signal measurement/monitoring/control>> RS-485 remote I / O, data acquisition>> RS-232/485 bus industrial automation control system>> Industrial field signal data acquisition and recording>> Industrial field signal isolation and long-term transmission>> Medical, industrial product development>> 4-20mA or 0-5V signal acquisition Product Selection:WJ121 U(A)Input Voltage or Current SignalInterfaceU1:0-5V A1:0-1mAU2:0-10V A2:0-10mAU3:0-75mV 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:user-defined 485: output is RS-485 interface 232: output is RS-232 interfaceSample 1: part No.:WJ121-A4-485 4-20mA input signal,output is RS485 interfaceSample 2: part No.:WJ121-U1-232 0-5V input signal,output is RS232 interfaceSample 3: part No.:WJ121-U8(U8:0-12V)-485 0-12V input signal,output is RS485 interfaceCompany ProfileShenzhen Weijunrui Technology Co., LtdSince: 2011Specialty: The company's main products include analog acquisition modules, signal isolators/conversion modules, and signal transmittersCapacity: Produce 10000 per monthAdvanced Features:Switching to TCP/network/remote IO module, Modbus RTU to TCP, RS232/485 to Ethernet, analog signal (current/voltage/thermistor/frequency/displacement/speed/pulse) isolation transmitter, mV differential signal amplifier, isolation amplifier, micro power DC-DC module power supply, etcGlobal ShowroomsFactory CapabilitiesGeneral parameters: (typical @ +25 ℃, Vs to 24VDC) Input type: Input current / voltage input Accuracy: 0.1% Temperature drift:± 50 ppm / ℃ (± 100 ppm / ℃, maximum) Input Resistance: 150Ω (4-20mA/0-20mA/0- ± 20mA current input) 300Ω (0-10mA/0- ± 10mA current input) 1.5KΩ (0-1mA/0- ± 1mA current input) >200K (5V/10V voltage input) >1MΩ (<2.5V voltage input)Bandwidth: -3 dB 10 HzConversion rate: 10 Sps (factory default, the user can send commands to modify the conversion rate) You can set the AD conversion rate 2.5 SPS, 5 SPS, 10 SPS, 20 SPS.(Channel conversion rate = AD conversion rate / Open numbers of channel) NOTE: after Modify the conversion rate, need re-calibration module, otherwise the measurement datawill be biased. You can also specify the conversion rate when ordering, we press the conversion rate you requirerecalibration in the factory.Common Mode Rejection (CMR): 120 dB (1kΩ Source Imbalance @ 50/60 Hz)Normal Mode Rejection (NMR): 60 dB (1kΩ Source Imbalance @ 50/60 Hz)Input Protection: over-voltage protection, over-current protectionCommunication: RS-485 protocol or RS-232 standard characters protocols and MODBUS RTU communicationprotocol Baud Rate (2400, 4800, 9600, 19200, 38400 bps) can be selected via softwareAddress (0 to 255) can be selected via softwareCommunication Response Time: 100 ms maximumPower Supply: +8 ~ 32VDC wide range power supply, internal anti-reverse and over-voltage protection circuitPower Loss: less than 1WOperating Temperature: - 45 ~ +80 ℃Humidity: 10 ~ 90% (no condensation)Storage Temperature: - 45 ~ +80 ℃Storage Humidity: 10 ~ 95% (no condensation)Isolation Voltage: input / output: 1KVDC, 1 minute, leakage current:1mA Which output signal and power supply are common ground.Shock Voltage: 1KVAC, 1.2/50us (peak)Dimensions: 79 mm x 69.5 mm x 25mm Product Overview: WJ121 series products realize the signal acquisition between sensor and host, to measure analog signals. WJ121products can be applied to RS-232/485 bus industrial automation control system,4-20mA / 0-5V signal measurement,monitoring and control,0-75mV ,0-100mV and other small-signal measurement and signal isolation and long-termindustrial transmission and so on.Products include power supply isolation, signal isolation, linearization, A/D conversion and RS-485 serialcommunication. Each serial interface can connect up to 255 pieces WJ121 Series modules, communication using ASCIIcode or MODBUS RTU communication protocol, and its instruction set compatible with the ADAM modules, baud ratecan been set by the code, with other manufacturers control module hang in the same RS-485 bus for easy programming. CertificationsFAQQ: How to contact you?A: Please contact us via email or online customer service
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