Rs485 To 4-20Ma A/d Converter

clients can order online by our website.
Products selection guide:
WJ21 U(A)
Input signal(current/voltage) Communication Interface
U10-5V A10-1mA 485 RS-485 output interface
U20-10V A20-10mA 232 RS-232 output interface
U30-75mV A30-20mA
U40-2.5V A44-20mA
U50-�5V A50-�1mA
U60-�10V A60-�10mA
U70-�100mV A70-�20mA
U8user-defined A8user-defined
Products List Samples:
WJ21-A4-485 (4-20ma input signal, output is rs485 interface)
WJ21-A3-232 (0-20ma input signal,output is rs232 interface)
WJ21-A7-485(0-�20mA input,output is rs485 interface)
WJ21-A4-232 (4-20ma input signal, output is rs232 interface)
Other types,please check our datasheet.
Analog Current signal to RS485 or RS232 Converter/Analog data acquisition module.Slim-line plastic housing with integral 35mm DIN rail mounting , power supply(8-32VDC)

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: 3000VDC Isolation
>> Wide Power supply:8~32VDC
>> High reliability,easy programming,easy installation.
>> Can program setting module address,baud rate
>> 0-5V/0-10V/0-12V voltage signal or 4-20mA/0-20mA current signal input
>> Supports Modbus RTU protocol
>> DIN35 Rail-mounted
>> Dimension: 106.7x79.0x25.0 mm

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

L-signal 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 compatible with the adam modules, the baud rate is set by the user, with other manufacturers control module hanging in the same rs-485 bus, to facilitate host programming.

Iso ad series of products are based on single chip of intelligent monitoring and control systems, all the user sets such as the calibration value, address, baud rate, data format, checksum status and other configuration information is stored in nonvolatile memory eeprom inside.
Isoda series of products according to industry standard design, manufacture, signal output / communication interface isolation, can withstand 3000vdc isolation voltage, anti-interference ability, high reliability. Operating temperature range: - 45 ~ +80.

Model selection
Isoad16 u(a) -

Vin/iin
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

Dimensions:58*87.5*59mm

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

16-CH DI Switch Signal to RS485/232 Converter
WAYJUN WJ61 series 16-ch DI Isolated Digital Signal to RS485/232 Module,Slim-line plastic housing with integral 35mm DIN rail mounting , terminals,power supply(8-32VDC)
Features�?
>> Sixteen channels isolated digital signal input,isolated RS-485/232 output
>> Support 16-ch dry contact input or 16-ch wet contact input
>> Input/output:3000VDC isolation
>> Over voltage protection,reverse polarity protection
>> Can read level status of each channel via the RS-485/232 interface
>> 3000VDC isolation between input and output
>> Wide power supply range: 8 ~ 32VDC
>> High reliability, easy programming, easy application
>> DIN35 Rail-mounted
>> Can programme setting module address,baud rate
>> Support Modbus RTU communication protocol
>> Dimensions: 120 mm x 70 mm x 43mm
Applications�?
>> level signal measurement, monitoring and control
>> RS-485 remote I / O, data acquisition
>> Intelligent building control, security engineering applications
>> RS-232/485 bus in industrial automation control system
>> Industrial signal isolation and long-term transmission
>> Equipment operation monitoring
>> Sensor signal measurement
>> Industrial data acquisition and recording
>> Medical, industrial product development
>> Switching signal acquisition
Digital signal input types:
1.Dry contact input
2.Wet contact input
3.Open collector input

Product List:
Type No.: WJ61-485 (input:16-ch digital signal,output:485 interface)
Type No.: WJ61-232 (input:16-ch digital signal,output:232 interface)

Characteristic:
Efficiency grade: 0.1/0.2/0.5
International standard signal input: 0-5v/0-10v/1-5v, 0-10ma/0-20ma/4-20ma
Output internal signal with high load capability: 5v/0-10v/1-5v, 0-10ma/0-20ma/4-20ma and so on

U3: 0-75mv P3: dc5v O4: 0-5v
U4: 0-2.5v P4: dc15v O5: 0-10v
U8: customer choose P8: customer choose O6: 1-5v
A1: 0-1ma O8: customer choose
A2: 0-10ma
A3: 0-20ma
A4: 4-20ma
A8: customer choose
Example:
Eg1: input: 0-5v Accessorial power supply: 24vdc Output: 4-20ma Model: din 1x1 iso-u1-p1-o1
Eg2: output: 4-20ma Accessorial power supply: 24vdc Output: 4-20ma Model: din 1x1 iso-a4-p1-o1

Dimension:62*51*83mm

Wj90 - rj45
Communication interface
Rj45: rj-45 output network interface

Wj90-rj45 general parameters:
(typical @ +25 �??, vs to 24vdc)
Input type: digital signal input, 8 channels (di0~di7)
Low level: input> eight digital inputs, eight digital output industrial ethernet i/o
>> supports modbus tcp protocol
>> built-in web feature, you can query level state by the web
>> switch output state can be set via the web
>> no signal isolation between input, output and power supply
>> wide power supply range: 8 ~ 32vdc
>> high reliability, easy programming, easy application
>> standard din35 rail mounting , small size
>> users can set the module ip address and other parameters on the page
>> web login can be set account and password
>> dimensions: 120 x 70 x 43mm

Clients can order online from our website.
Wj102-232/485-rj45 : multifunctional serial server module
Two years warranty, ce approved
Product features:
>>modbus rtu protocol automatically converted into mobus tcp protocol
>>100m high-speed lan, 10 / 100m adaptive ethernet interface
>>support auto mdi / mdix, you can use a crossover cable or parallel cable connection
>>rs232 baud rate can be set from 300-256000
>>working mode selectable tcp server, tcp client,
Udp mode, udp server mode
>>supports virtual port mode
>>across the gateway, across switches, routers
>>can work in lan, you can also work on the internet (extranet)
>>working port, destination ip address and port can be easily set
>>flexible serial data sub-frame is set to meet user demand for subcontracting
Product overview:
Wayjun wj102-232/485-rj45 is a industrial protocol converter between rs232/485 and tcp/ip. This server uses the tcp port network packets or udp packets and rs232 or rs485 interface data to achieve transparent transmission, achieve transmission, serial servers so that you can easily connect serial devices to ethernet and internet, network management of serial devices. And compared to similar products, its distinguishing feature is the stability of full-duplex, non-stop sending large amounts of data without losing a byte.