SRWF-501-50 user manual
Contents
1. suit to your system we are must be told your system s rate D SRWEF 501 50 can support no parity and even parity mode of the serial communication UART it can chose parity mode through E of JP2 E 0 without short circuiter parity 8E1 even parity with short circuiter parity 8N1 no parity NOTE channel setting Com2 s Interface mode and parity mode is fixed after the power is on if you want to change the setting you must reset the module or Power on again IV Technical specification of SRWF 501 50 China Shanghai Tel Serial Item Parameter Note number 1 Modulation GFSK FSK mode 2 Work 420 00 frequency 450 30 860 875 910 925MHz 3 Transmission 17Bm 50mW power 4 Receiving 115 118dBm sensitivity 5 Channel 8channel User amount setting 6 Transmitting lt 100mA current 7 Receiving lt 30mA current 8 Sleeping lt 20uA current 9 Interface 1200 2400 4800 9600 19200bps velocity 10 Interface UART TTL RS 232 RS 485 User mode setting 11 Power supply 3 5VDC 12 Working 25 C 80 C temperature 13 Working 10 90 relative humidity humidity without condensation 14 Dimension 47mm 26mm 10mm 15 Reliable 1200m transmit 86 2 1 50275255 50255250 50273877 fax 86 21 50270187 PDF created with pdfFactory trial version www pdffactory com http www 5 1sunray com 9 11 pages SUNRAY ShangHai TangRay Info tech Co Ltd distance V2. Sketch map of structural size see below OPWCC Olo 2 54mm VI model and name Carrier frequency 433MHZ Carrier frequency 868MHZ Carrier frequency 9ISMHZ Transmit Power 50mW 17dbm Product type 501 8 Company Logo SRWF 0 gt pages PDF created with pdfFactory trial version www pdffactory com SUNRAY ShangHai TangRay Info tech Co Ltd VI technology support and after service We offer sufficient technology support for user use the module and second development for free mending broken module one year for free always offer after service To adapt different user structure we can develop smaller module or various size modules ShangHai TangRay Info tech Co Ltd ADDRASS No 201 Keyuan RD Zhangjiang high tech park Shanghai Pudong china Tel 86 021 50275250 50275255 50273877 Fax 86 021 50270187 E mail sales tangray com Website www 51sunray com China Shanghai Tel 86 21 50275255 50255250 50273877 fax 86 21 50270187 http www 51sunray com 11 11 pages PDF created with pdfFactory trial version www pdffactory com
3. work at the same channel ABC jumper wire mode is same you can transmit data between each module but keep in mind at the same time only one module is in TX mode More detail is Table 3 China Shanghai Tel 86 21 50275255 50255250 50273877 PDF created with pdfFactory trial version www pdffactory com fax 86 21 50270187 http www 5 1sunray com 5 11 pages SUNRAY ShangHai TangRay Info tech Co Ltd CHANNEL PROGRAM with MARK PROGRAM WITHOUT NUMBER A FREQENCY A FREQUENCY JUMPER 0 ABC NO 430 2 MHz 425 9292MHz w loo SHORT 1 43 4288 MHz 428 3868MHz Suy 8 8 2 431 736MHz 430 8444MHz ag F OO AE 3 430 5072MHz 433 3020MHz 247 sB 4 434 6940MHz 435 7596MHz 247 B38 5 434 2332MHz 438 2172MHz 247 B38 6 433 1580MHz 440 6748MHz 247 HES 7 433 9260MHz 443 1324MHz KA ky HAR Hog oo A B Selection of interface mode SRWF 501 50 provides 2 serial ports COM1 Pin3 and Pin4 of JP1 is fixed as UART serial port of TTL level COM2 Pin6 and Pin7 of JP1 can choose interface mode through D of JP2 2 TTL interface connection sketch map China Shanghai Tel 86 21 50275255 50255250 50273877 fax 86 21 50270187 http www 51sunray com 6 11 pages PDF created with pdfFactory trial version www pdffactory com 1 2 3 4 5 6 T 8 9 SRY F 501 50interface user inquipment interface NOTE Please do not connect any wire on
4. PIN7and PINS if com2 is no use If you use the TTL only please make sure the D jumper of JP2 without jumper wire The connection wire as next Picture 1 2 3 4 5 6 7 8 9 3 RS 232 interface connection sketch map D D 1 with short jumper as GND CC TXD SGND A TA B RX 1 2 3 4 5 6 T 8 9 SRYF 501 50 m user inquipment interface quip interface China Shanghai Tel 86 21 50275255 50255250 50273877 fax 86 21 50270187 http www 51sunray com 7 11 pages PDF created with pdfFactory trial version www pdffactory com SUNRAY ShangHai TangRay Info tech Co Ltd The connection wire as next Picture Oo 47a ore whIr 4 RS 485 Interface connection sketch map D o D 0 without short jumper as amp GND CC TXD SGND A TX B RX 1 2 3 4 5 6 T 8 9 SRYF 501 50 user inquipment interface quip interface NOTE Please do not connect any wire on PIN3and PIN4 if com is no use if the two use different Power supply please make sure the two use the same GND join the two s GND together The connection wire as next Picture Oon 7A DoS whe China Shanghai Tel 86 21 50275255 50255250 50273877 fax 86 21 50270187 http www 51sunray com 8 11 pages PDF created with pdfFactory trial version www pdffactory com SUNRAY E 1 ShangHai TangRay Info tech Co Ltd C interface rate setting The rate of SRWF 501 50 is determined by hardware to make sure the module rate is
5. SUNRAY ShangHai TangRay Info tech Co Ltd SRWE 501 50 Series Low Power Wireless Transceiver Data Module ESATTI TAS z Hi TEL 86 21 50275255 50275250 50273877 38953738 FAX 86 21 50270187 Address No 201 Keyuan Road Zhangjiang Shanghai Pudong New Zone China Post Code 201203 Website http www 51sunray com EMAIL Sales tangray com China Shanghai Tel 86 21 50275255 50255250 50273877 fax 86 21 50270187 http www 51sunray com 1 11 pages PDF created with pdfFactory trial version www pdffactory com SUNRAY ShangHai TangRay Info tech Co Ltd Before using the product please carefully read the user s manual Any question in technical you can contact us Tel 86 21 50275255 50275250 SRWF 501 50 Main Application Range SRWF 501 50 the low power wireless transceiver data module is used as the wireless data transceiver in short ranges with the small size weight and power consumption and good stability and reliability Narrowband low power UHF wireless data transmitters and receivers with channel spacings as low as 25 kHz O0 AMR Automatic Meter Reading O Wireless alarm and security systems O Home automation O Low power telemetry 433 868 and 915 MHz ISM SRD band systems Data radio can be used for Wireless conference voting system Mapping Radio modem can be used for Sports training amp competition Wireless dishes ordering Wireless POS PDA wireless smar
6. Table 1 nh Pin Name Description Level compet d Memo No to Terminal Grounding of Power ounan 1 GND Suppl amp of Power Pply Supply 33 a 2 P ly D VCC ower supply DC 5 0V 3 RXD TTL p data FeeehNS T TXD COMI China Shanghai Tel 86 21 50275255 50255250 50273877 fax 86 21 50270187 http www 51sunray com 4 11 pages PDF created with pdfFactory trial version www pdffactory com SUNRAY ShangHai TangRay Info tech Co Ltd 4 TXD TTL Serial dai Ti a transmitting end 5 SGND rounding of the signal A of RS 485 N Or TX of RS 232 A RXD n B of RS 485 or RX N a of RS 232 BOE 8 SLEEP Sleep control Input TTL Sleep signal Bow MET d i t gt l5ms ti 9 RESET Reset control input TTL Reset signal Negaliye pulss reset 1ms IM Setting of the channel interface data rate and data format 1 Before using SRWF 501 50 you have to make simple configuration of your system parameter such as interface and data format O VoC Olrxo 2 54mm Short circuiter There is one group of 5 bit short circuiter wire JP2 on the bottom right corner of SRWF 501 50 defined as A B C D E respectively Assuming the open circuit of jumper wire without short circuiter is mode 1 and short circuit of jumper wire with short circuiter is mode 0 A channel configuration ABC jumper wires of JP2 provide 8 options and you can choose to use 0 7 channels if the work wireless module is
7. ne time for more flexible programming by users If the user needs it can also transmit the data in unlimited length at one time 9 Intelligent data control and the user doesn t need to prepare excessive programs Even for semi duplex communication the user doesn t need to prepare excessive programs only receiving transmitting the data from the interface SRWF 501 50 will automatically complete the other operations such as transmission receiving conversion in the air control etc 10 Low power consumption and sleeping function For receiving current is lt 30mA transmitting current is lt 100mA and sleep current is lt 20uA 11 High reliability small and light Single chip radio frequency integrated circuit and single chip MCU are used for lessened peripheral circuit s high reliability and low failure rate II How to use series SRWF 501 50 low power wireless data transceiver module l Appearance chart China Shanghai Tel 86 21 50275255 50255250 50273877 fax 86 21 50270187 http www 51sunray com 3 11 pages PDF created with pdfFactory trial version www pdffactory com SUNRAY ShangHai TangRay Info tech Co Ltd SMA Antenna Socket CUR 2 Interface definition SRWF 501 50 can supply one 9 pin connector and its definitions as well as connection method for terminals are shown in Table 1 x t gini oo User interface Function Setting A j 5 ETT AVHDVMUL T M
8. t terminal RF modem can be used for Electronic bus station and intelligent traffic RF transmitter Wireless electronic display screen and queuing machine Wireless telemetry Charging for parking parking lot Wireless modem Automobile inspection and four wheel orientation Wireless sensor Industrial wireless remote control and air conditioning remote controller Observation and predication of oil well and hydrological information Wireless RS232 RS4855 conversion connector Point to multi point wireless network wireless on the spot bus and automatic data collection system I Feature of SRWF 501 50 Low Power Data RF Module 1 low power transmission with the transmission power of 17dbm S0mW 2 ISM frequency band requiring on application of frequency point Carrier frequency of 433MHz SRWF 501 50F433 91ISMHZ SRWEF 501 50F915 868MHz SRWF 501 50F868 3 High anti interference and low BER Bit error Rate Based on the GFSK modulation mode the high efficiency forward error correction channel encoding technology is used to enhance data s resistance to both burst interference and random interference and the actual bit error rate of 10 5 10 6 can be achieved when channel bit error rate is 10 2 4 Long transmission distance Within the range of visibility the reliable transmission distance is gt 500 m when the height is greater than 2m BER 10 3 9600bps Within the range of visibility the reliable transmission dis
9. tance is gt 800 m when the height is greater than 2m BER 10 3 1200bps Within the range of visibility the reliable transmission distance is gt 800 m when the China Shanghai Tel 86 21 50275255 50255250 50273877 fax 86 21 50270187 http www 51sunray com 2 11 pages PDF created with pdfFactory trial version www pdffactory com SUNRAY ShangHai TangRay Info tech Co Ltd height is greater than 3m BER 10 3 9600bps Within the range of visibility the reliable transmission distance is gt 1200 m when the height is greater than 3m BER 10 3 1200bps 5 Transparent data transmission Transparent data interface is offered to suit any standard or nonstandard user protocol Any false data generated in the air can be filtrated automatically What has been received is exactly what has been transmitted 6 Multi channel The standard SRWF 501 50 configuration provides 8 channels If the user needs it can be extended to 16 32 channels meeting the multiple communication combination mode of the user 7 Dual serial port 3 interface modes SRWEF 501 50 provides 2 serial ports and 3 interfaces with COM1 as the TTL level UART interface and COM2 as user defined standard RS 232 RS 485 interface user only needs to plug pull 1 bit short circuiter and energize it to make the definition 8 Large data buffer zone Interface baud rate is 9600bps with format of 8N1 8E1 and user self definition allowing the transmission of long data frames at o
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