12. Other functions12.a- Activation / deactivation of the RS232 and home busClass 300 transmitters have one RS232 and one RS 485 digital output (Modbus protocol) - optional.With the RS 232, you can display 1 or 2 parameters which are measured by other Class 200 and 300 transmitters, oryou can send measurements to be displayed on another Class 300 transmitters.Go into configuration mode (see page 5). The folder numberdisplayed corresponds to the last configurationfolder used.Select the folder “100” and validate with .Select the sub-folder “103” and validate with.With and keys, select 00 to receive data from anothertransmitter or select 01 to send data via RS 232. Validate withCAUTION !!When the transmitter is configured to receive data, then the RS485 Modbus is active). When the transmitter is configured tosend data via RS 232, then the RS 485 Modbus is inactive.The cursor > returns to sub-folders line.• press twice to return to reading mode.• press once to return to another folder selection.• with and keys, you can choose another sub-folder from the folder 100.12.b- Serial number displayGo into configuration mode (see page 5). The folder number displayedcorresponds to the last configuration folder used.Select the folder “100” and validate with .Select the sub-folder “105”The serial number of the transmitter is displayed.The cursor > returns to sub-folders line.• press twice to return to reading mode.• press once to return to another folder selection.• with and keys to choose another sub-folder from the folder 100.! If you set up your transmitter to send measurements to another transmitter via RS 232, then you willnot be able to use the RS 485 digital output anymore (Modbus - optional).1Step2Step3Step00F 103>004 F 103Step >00F 103>100100dbuosM2061Step2Step3Step03.12.2004F 105>10010003.12.2004F 105>Page 31Class 300 transmitter configuration via keypad / remote control / ModbusdbuosM210Rugghölzli 2CH - 5453 BusslingenTel. +41 (0)56 222 38 18Fax +41 (0)56 222 10 12mailbox@sentronic.comwww.sentronic.comProdukte, Support und ServiceSENTRONIC AG