4-20Ma To Rs485 Converter,ad Converter

24 bit accuracy, have been calibrated all signal input before ex factor. Also, users can programme himself, two input types must be same when testing two signals. Communication software: Communication interface: 1 standard rs485 interface or 2 standard rs232 interface Communication agreement: standard ascii, modbus, can make network communicate With plc, rtu or watch software. Data format: 10 bit, 1 start bit, 8 data bits, 1 stop bit. Communication address (0~255) and baud rate (300\600\1200\2400\4800\9600\19200\ 38400bps), max. Communication distance: 1200m, connect by both twists shiled cable. ¡¨¤ 15kv esdprotection, communication response time is less than 100ms. Anti jamming: Set checksum according to need. Its inside contains momentary bate diode, can Restrain surge impulse, protect modules. Model selection: Iso 4021a u(a) - Input voltage or 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 Communication interface 485: output is rs-485 interface 232: output is rs-232 interface 232/485: output is rs-232orrs-485interface, rs232/485 switchover freely Size:62*51*83mm

Measurement, and industrial-site signal isolation and long-term transmission and so on. Products include power supply isolation, signal isolation, linearization, a/d conversion and rs-485 serial communication circuit module. Each serial port can connect maximum 256 pcs of isoad series modules, means of communication using character communication protocol or modbus rtu communication protocol. Its instruction set Model selection Isoad16 u(a) - 485: output is rs-485 interface 232: output is rs-232 interface Dimension:83*51*62mm

Features: >> Input: Pt100/PT1000/PT10/Cu50/Cu100 >> Output signal: 4-20mA/0-20mA/0-5V/0-10V/1-5V >> Accuracy: 0.2 (FSR%) >> Containing linear and long-term compensation >> Power supply5V(� 10%)/12V/15V/24VDC (8-32VDC) >> Isolation voltage: 2500VDC (1mA, 60S) >> Installation: DIN35 rail >> Industrial temperature range: - 45 ~ + 85 >> Size:79x69.5x25mm Product description: The product is isolated Pt100/PT1000/PT10/Cu50/Cu100 temperature sensor transmitter, in industry mainly used for measuring the temperature of -200 ~ +500 . The transmitter has linear and long-term compensation, the factory in accordance with national standard Pt100 indexing table calibration, fully meets 0.2accuracy. Input, output and auxiliary power supply is completely isolated (three isolation), can withstand 2500VDC isolation voltage. Products using international standards for rail mounting DIN35, small size, high precision, stable performance, cost-effective, can be widely used in petroleum, chemical, power, instrumentation and industrial control industries. Samples: signal Input: Pt100,temperature range:0~100; signal output:4-20mA; power:24V Part No.: WJ11-Z1-T2-P1-A4 signal Input: Pt1000,temperature range:0~200; signal output:0-10V; power:12V Part No.: WJ11-Z5-T4-P2-V2 One In/One Out PT100 to 4-20mA/0-5V analog signal isolated converters/transducer/temperature converter/thermal resistance converter

Features: > > 8 channel 4~20ma signal acquisition, channel to channel is isolated > > testing accuracy> 0.05% > > rs485/232 output, can programme the accuracy of module > > input/output/power supply three-port isolation: 3000vdc > > wide power supply: 8~50vdc > > high reliability, programming convenience, easy to install. > > users can set module address, baud rate. > > support modbus rtu communication protocal Applications > > temperature signal testing/monitoring/cintrol > > rs232/485 industrial automation control system > > industial field signal isolation > > process monitoring & control > > test sensors signal > > laboratory data acquisition > > medical machine monitoring > > 4~20ma signal acquisition Dimensions:123*70*30mm

Virtual COM port mode of USB to RS485 converter ESD and Surge Protection Built-in USB-Powered(no extra power supply) TX-Enable without control signal