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  06-06-V6-smn 

 

 p4 

 

 
To perform wiring of these products, the bottom part of the housing (part with stuffing 
box) has to be opened by unscrewing the two stainless steel screws on each side.  

Retirer les vis de la partie
avec presse étoupe

Remove these screws

 

  
The ARF35 range products are supplied from a 

DC voltage

 source. This voltage source 

must be 8V minimum and must not exceed 30 V

DC

+

 DC 

Supply.

+

-

RX

TX

ON

RX

TX

IN

HI

B

RTS

CTS TX+ TX- RX+ RX-

 

The INHIB input MUST be connected to +V for turning ON the modem  

Î

 The INHIB input must be used to turn ON or OFF the modem according to the 

following table 
 

IN

HI

Modem 

power 

supply 

GN

OFF 

unc

onn

ecte

OFF 

+ V 

(8-

32v

ON 

 
 
 
 
 
 
 
 
 
 
 
 
 
 

PRODUCT POWER SUPPLY

Summary of Contents for ARF35

Page 1: ...ion of the registers 9 Configuration of the serial interface 12 MODBUS compatibility 13 Sending a serial command using HYPERTERMINAL 13 SPECIFICATIONS 14 ANNEX 1 Firmware updates 15 ARF35 User Guide ADEUNIS RF 283 RUE LOUIS NEEL 38920 CROLLES FRANCE DESK 33 0 4 76 92 07 77 FAX 33 0 4 76 08 97 46 E MAIL ARF ADEUNIS RF COM _____________________________________________________________________________...

Page 2: ...ve 89 336 EEC Safety conformity to the standard EN 60950 according to the requirements of Low Voltage Directive 73 23 EEC Radio conformity is proven by compliance to harmonised standard EN 300220 covering essential radio requirements of the RTTE directive Notes Conformity has been evaluated according to the procedure described in Annex III of the RTTE directive The use of the spectrum is harmonise...

Page 3: ...nk RS232 RS485 radio transmission The operating parameters of these modems serial link radio management can be modified through commands on the serial link The products are available either in card version to be integrated in an assembly or as an IP65 chip with integrated or external antenna RG58C cable TNC connector PRESENTATION ...

Page 4: ... these screws The ARF35 range products are supplied from a DC voltage source This voltage source must be 8V minimum and must not exceed 30 VDC DC Supply RX TX ON RX TX INHIB RTS CTS TX TX RX RX The INHIB input MUST be connected to V for turning ON the modem Î The INHIB input must be used to turn ON or OFF the modem according to the following table IN HI B Modem power supply GN D OFF unc onn ecte d...

Page 5: ...Jumper mounted the resistor is connected between A and B respectively RX and RX No jumper the resistor is not connected between A and B If the modem is ending the RS485 bus the jumper must be mounted The RS485 bus wiring needs only two wires for the PCB revision B ARF7120 B or greater For the PCB revision A ARF7120 A the TX respectively TX and RX respectively RX MUST be connected together by the U...

Page 6: ...nt back by the modem to the terminal if not try to reverse the RS485 bus polarity Î reverse RX TX with RX TX connection RS485 interface activation When delivered the product is configured in RS232 Î for ACTIVATING the RS485 interface please refer to chapt Configuration of the serial interface WARNING when using the RS485 interface the minimum time for switching from RS485 transmission to RS485 rec...

Page 7: ...reading The RSSI Received Strength Signal Indicator gives an indication for the received power level Power level Notes The RSSI level is only an indicator Use this level with care due to the dispersion between components The schema above could be modified from one to another product The Operating temperature could also have an impact on these dispersions The RSSI level could also indicate the pote...

Page 8: ...de The Address field of the radio frame is checked with the local address S252 If the addresses match DATA and only DATA are transmitted on the serial link otherwise received data are silently discarded Serial commands They are used to configure the modem parameters or read the modem set up They are sent during the modem mode They aren t sent on the radio link A SLSTRING is interpreted as a comman...

Page 9: ...ues Note 1 During SLTn command transmission the new working mode S220 register is stored in E2PROM Î The modem will run again in auto test mode at each power up To leave the auto test mode you have to modify the S220 register and save the parameters Description of the registers The parameters of the modems could be updated through the SLS commands and save in EEPROM When upgrading a register value...

Page 10: ...ddressed default value from 11 up to 14 Î auto test Network control addressed mode only R W S252 Local Address 2 bytes value from 0 to FFFF In addressed mode allow filtering the incoming radio frame all frame with an address field different from this local address are silently discarded R W S256 Destination Address 2 bytes value from 0 to FFFF In addressed mode the address field of a radio frame i...

Page 11: ... flow control is not used the serial data rate must be coherent with the radio rate For example with the 5 channel version the radio rate is 10 kbit s a serial rate of 9600 must be used without flow control while using a serial rate of 19200 will produce data overrun radio reception buffer ...

Page 12: ...e RS232 interface Send the SL for saving the S215 register value Now at next start up the product will work with the RS232 interface Serial interface switching Hardware mode The kind of interface can be updated when the modem is powered up the configuration switches 2 and 4 allow choosing a requested configuration WARNING when using these switches the new configuration is saved in EEPROM Hardware ...

Page 13: ...tep 1 First you must edit a text file and type the command you want to send without any additional character SLI Step 2 When saved check the length of the text file in its properties Î the size MUST be 3 for the SLI command Step 3 Open HyperTerminal configure the serial parameter to 9600 8 bits 1 stop no parity Step 4 Send the text file created in step 1 Step 5 The terminal must display all regist...

Page 14: ...ough serial commands Serial ports TxD RxD RTS Standard configuration RS232 The RS485 configuration is performed through serial commands Handshake none or RTS CTS Configuration through serial commands Modes transparent or addressed full custom firmware on request Standard compliance EN 300 220 and EN 301 489 full certified modem Range 6 km in free field Alternative versions ARF 7120C 2 channel RS23...

Page 15: ...elay for 600 and 1200bps baudrates Increase RS485 buffer deactivation time for command mode to be able to work properly to every baudrate Change SW1 and SW2 management When SW1 or SW2 is set serial parameters are not changed When SW1 and SW2 are set serial parameters are backed to 9600 n 8 1 and the RS232 interface is activated Correct the bug of invalid switch sampling at startup ANNEX 1 Firmware...

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