Multifunctional mixed signal AI acquisition / switching value di/do acquisition to rs485/232/modbus module

Product overview ：

IBF30 The product realizes the signal acquisition between the sensor and the host , Used to detect analog signals .IBF30 Series products can be used in RS-232/485 Bus industrial automation control system ,4-20mA / 0-5V Signal measurement 、 Monitoring and control , And industrial field signal isolation and long-distance transmission .

Products include power isolation , Signal isolation 、 Linearization ,A/D Conversion and RS-485 serial communication . Each serial port can be connected to at most 255 only IBF30 Series modules , Communication mode support MODBUS RTU Communication protocol , The default address is 01, The baud rate is 9600, data format ：10 position ,1 Bit start bit ,8 Digit bit ,1 Bit stop bit , No verification . Also support ASCII Code communication protocol , Baud rate can be set by code , It can be hung in the same place with the control module of other manufacturers RS-485 On the bus , Easy to program .

Product features ：

● Eight way 4-20mA Input Modbus RTU Communication protocol

● Four way switching value input , Four way switching value output

● adopt RS-485/232 The interface can be programmed to calibrate the module accuracy

● Signal input / Isolation and withstand voltage between outputs 3000VDC

● Wide power supply range ：8 ~ 32VDC

● High reliability , Easy to program , Easy to use

● standard DIN35 Guide rail installation , Convenient for centralized wiring

● User programmable module address 、 Baud rate, etc

● Support Modbus RTU Communication protocol , Automatic identification protocol

● Low cost 、 Small volume modular design

Typical applications ：

● Signal measurement 、 Monitoring and control

●  RS-485 long-range I/O, Data collection                                         

● Intelligent building control 、 Security engineering and other application systems

●  RS-232/485 Bus industrial automation control system                        

● Industrial field signal isolation and long line transmission

● Equipment operation monitoring

● Sensor signal measurement                                          

● Acquisition and recording of industrial field data

● Medical care 、 Industrial control product development

●  4-20mA or 0-5V Signal acquisition

 

Function introduction ：

IBF30 long-range I/O modular , It can be used to measure eight analog signals , Four way switching signal , There are four switch outputs and one 0~4.8V Voltage signal output .

1. Analog signal input

16 Bit acquisition accuracy ,8 Analog signal input . All signal input ranges of the product have been calibrated before delivery . When use , Users can also easily program and calibrate themselves . Please refer to product selection for specific current or voltage input range .

1. Switch signal input and output , All the way 0~4.8V Voltage signal output

4 Switch signal input , Dry contact and wet contact can be connected , Please refer to the wiring diagram for details ;4 Circuit switching signal output collector open circuit output .

All the way 0~4.8V Voltage signal output , It can be used for analog signal control .

1. Communications agreement

communication interface ： 1 Road standard RS-485 A communication interface or 1 Road standard RS-232 communication interface , When ordering, please indicate .

Communication protocol ： Two protocols are supported , Command set defined character protocol and MODBUS  RTU Communication protocol . The module automatically recognizes the communication protocol , Can be realized with a variety of brands PLC、RTU Or computer monitoring system for network communication .

data format ：10 position .1 Bit start bit ,8 Digit bit ,1 Bit stop bit .

postal address （0～255） And baud rate （2400、4800、9600、19200、38400、57600、115200bps） Can be set ; The communication network can be as long as 1200 rice , Connect by twisted pair shielded cable .

High anti-interference design of communication interface ,±15KV ESD Protect , Communication response time is less than 100mS.       

1. anti-interference

Check sum can be set as required . There is a transient suppression diode inside the module , It can effectively suppress all kinds of surge pulse , Protection module , Internal digital filtering , It can also suppress the power frequency interference from the power grid .

BF30 General parameters ：

(typical @ +25℃,Vs by 24VDC)

Analog input ：  Current input / Voltage input

fine     degree ：  0.1%

Temperature drift ：  ±50 ppm/℃ (±100 ppm/℃, Maximum )

Input resistance ：  100Ω (4-20mA/0-20mA/0-10mA Current input )             

                        2KΩ (0-1mA Current input )

                        Greater than 200K(5V/10V Voltage input )   

belt     wide ：  -3 dB 10 Hz             

AD Conversion rate ：  10 SPS   （ Factory defaults , The user can issue a command to modify the conversion rate .）

               Can pass 40204 Set register AD Conversion rate 2.5 SPS,5 SPS,10 SPS,20 SPS,40 SPS,80 SPS,160 SPS,320 SPS,500 SPS,1000 SPS.（ Channel conversion rate =AD Conversion rate / Number of channels opened ）

              notes ： Please recalibrate the module after modifying the conversion rate , Otherwise, the measured data will have deviation . You can also indicate the conversion rate when ordering , We recalibrate the product according to the conversion rate you require when it leaves the factory .

Common mode suppression (CMR)： 120 dB（1kΩ Source Imbalance @ 50/60 Hz）

Norm suppression (NMR)： 60 dB （1kΩ Source Imbalance @ 50/60 Hz）

Input protection ： Over voltage protection , Over current protection

Switching value input ：  4 passageway （DI0~DI3）.

             Low level ： Input   < 1V

             High level ： Input   4 ~ 30V

Input resistance ：  3KΩ

Switch output ：  Open collector output , voltage 0~30V, Maximum load current 30mA,4 passageway （DO0~DO3）.

Analog output ： voltage 0 ~ 4.8V, The output load is greater than 2K ohm .

through     News ：   agreement   RS-485 or RS-232   Standard character protocol and MODBUS RTU Communication protocol

             Baud rate （2400、4800、9600、19200、38400、57600、115200bps） Software options

Address （0～255） Software options

Communication response time ：100 ms Maximum

Working power supply ：    +8 ~ 32VDC Wide power supply range , There are anti reverse connection and over-voltage protection circuit inside

Power consumption ：    Less than 2W

working temperature ：    - 45 ~ +80℃         

Working humidity ：   10 ~ 90% ( No condensation )

Storage temperature ：   - 45 ~ +80℃              

Storage humidity ：   10 ~ 95% ( No condensation )                                     

Isolation and withstand voltage ：   Analog signal and switching value signal 3000V Isolation , Switching value signal and power supply are grounded together .

Dimensions ：   120 mm  x  70 mm  x  43mm