7.3 Configuring the device from PC Device can be configured from PC by using RS-485 and USB communication interfaces. It supports three communication protocols: OWEN, MODBUS RTU и MODBUS ASCII. Addresses, names, dimensionalities, hash-codes and other configuration parameters are given in Appendix A . Functions of the software "Configurator СИ30" (file cfgSI30.exe ), which is designed for configuring the device with PC, are described in the user manual "Pulse counter, model СИ30. Configuration" on the CD supplied. The configurator can be downloaded free from the website: www.owen.ru. Parameters for reading indications of the counter from PC are described in Table A.2 .
8 Maintenance Safety measures (see section 3 ) should be observed during the maintenance. Maintenance of the device has to be carried out at least once in 6 months and includes the following procedures: • checking the mounting of the device; • checking the screw connections; • removing dust and dirt from the terminal block of the device. 9 Marking The housing of the device is marked with: • name of the device; • protection class of the housing according to GOST 14254; • voltage and frequency of supply; 53