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RFU-433-RU400 User 

Manual 

433  MHz  RS-232/RS-485  Wireless  Modem   

 

Dec.  2019,  Version  1.00     

 

Summary of Contents for RFU-433-RU400

Page 1: ...RFU 433 RU400 User Manual 433 MHz RS 232 RS 485 Wireless Modem Dec 2019 Version 1 00...

Page 2: ...P DAS reserves the right to change this manual at any time without notice The information furnished by ICP DAS is believed to be accurate and reliable However no responsibility is assumed by ICP DAS f...

Page 3: ...User Manual Version 1 00 Copyright 2019 ICP DAS Co Ltd All Rights Reserved Page 3 Table of Contents 1 Introduction 4 1 1 Features 5 1 2 Specification 6 1 3 Dimensions 8 1 4 Appearance 9 2 Configuratio...

Page 4: ...e encountered in harsh environments the RFU 433 RU400 allows the RF transmission Baud Rate to be configured to a minimum of 650 bps enhancing the capability of the modem to resist noise and other inte...

Page 5: ...hts Reserved Page 5 1 1 Features 433 MHz Radio Frequency 16 RF channels with 100 kHz channel spacing Provides RF Baud Rates from 650 to 57600 bps Transparent transmission mode Provides Baud Rates from...

Page 6: ...ansmission Distance LoS 399 m Max Group ID 0 7 Protocols Transparent transmit Temporary Buffer Size 512 Bytes Configuration Rotary and DIP switch Repeater Support 1 hub COM Port Interface RS 232 TxD R...

Page 7: ...oltage Range 10 VDC 30 VDC Power Consumption 1 W 24 VDC Mechanical Flammability Fire Retardant Materials Dimensions W x L x H not include antenna 108 mm x 84 mm x 33 mm Antenna Dimensions L x 108 mm x...

Page 8: ...RFU 433 RU400 433 MHz RS 232 RS 485 Wireless Modem User Manual Version 1 00 Copyright 2019 ICP DAS Co Ltd All Rights Reserved Page 8 1 3 Dimensions...

Page 9: ...RFU 433 RU400 433 MHz RS 232 RS 485 Wireless Modem User Manual Version 1 00 Copyright 2019 ICP DAS Co Ltd All Rights Reserved Page 9 1 4 Appearance...

Page 10: ...PWR On 10 30 VDC Power On Off Power Off RF_Tx On RF is transmitting data Off RF is no data to transmit RF_Rx Always On RF is receiving data signal strength high 100ms Flash RF is receiving data signal...

Page 11: ...About these settings are show as below COM Baud Rate Switch Name Number Baud Rate bps COM Rate 0 115200 1 57600 2 38400 3 19200 4 9600 5 4800 6 2400 7 1200 8 E Reserved RF Baud Rate Switch Name Numbe...

Page 12: ...reless Modem User Manual Version 1 00 Copyright 2019 ICP DAS Co Ltd All Rights Reserved Page 12 Group ID Switch Name Switch Group ID Number Group ID 0 1 2 3 4 5 6 7 RFU 433 RU400 with different Group...

Page 13: ...ghts Reserved Page 13 COM Data Format Switch Name Switch Data Format COM Data Format N 8 1 O 8 1 E 8 1 Repeater Mode 1 hub Setting Switch Switch Name Switch Description Set Utility Setting Mode Run No...

Page 14: ...Hardware Setting and Software Setting For Hardware Setting the Channel is 433 5000 MHz the Output Power is 10 dBm and the Message Duty is enable Channel RF channel is 433 1000 MHz 434 6000 MHz Output...

Page 15: ...1 00 Copyright 2019 ICP DAS Co Ltd All Rights Reserved Page 15 4 Application Example 1 1 Transfer PC controls RS 485 modules 1 3 through RFU 433 RU400 1 Multi Transfer PC controls RS 485 modules 1 3...

Page 16: ...ll Rights Reserved Page 16 Repeater Mode PC cannot monitor the thermometer and hygrometer directly because the distance is too far But the repeater can bypass the RF message one side to another and le...

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