3.2.3 INSTALLATION OF COM PORT REDIRECTOR« PROGRAM AND SETTINGS ..........9 3.2.3.1 Setting of virtual com port ............................9 TROUBLE SHOOTING................................11 MI485 ....................................11 MI486 AND MI488 ................................11 Instructions Manual of Communication Interfaces MI485 / MI486 / MI488...
DESCRIPTION MI485 The MI485 communication interface converts an RS485 signal to an RS232 signal and viceversa. The signals are electrically isolated. The communication interface is designed for connecting instruments with RS485 communication to RS232 communication (a PC, PLC, etc.). The MI485 interface with corresponding equipment enables setting and reading the instruments with communication rate up to 115.2 kbps.
Parameters are set by means of the Deviceinstaller program. Its installation and description of settings are described in item 3.2.2. The RS485 net connected to the MI488 interface should also be set. We recommend to set the net by means of the MI485 interface and the MiNet program (see item 3.1).
Click the Assign button; if the IP address has been successfully set, Completed successfully is displayed. Click the Finish button to restore the Deviceinstaller window. Click the Search icon; if the IP address has been successfully assigned, the Type and the IP address are displayed. Instructions Manual of Communication Interfaces MI485 / MI486 / MI488...
Click the selected interface type. A window below is displayed. Click the Configure icon. Your own remarks regarding the interface can be written on the Documentation tab (e.g. location, a type, etc.) Instructions Manual of Communication Interfaces MI485 / MI486 / MI488...
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Click the Edit Settings key and write required communication parameters.. WARNING! The rate that is set in a window below is a maximal rate for communication of the program and the measuring instrument. Instructions Manual of Communication Interfaces MI485 / MI486 / MI488...
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Set a corresponding local port on the Advanced tab. If the communication interface is used together with the Com Port redirector program (setting are described in continuation), the local port should be selected within the range from 14000 to 14010. Instructions Manual of Communication Interfaces MI485 / MI486 / MI488...
(it has been set in chapter 3.2.2.1) in the Host window, nad write for 11000 smaller digit in the TCPPort window as in case of local port setting in DeviceInstaller (chapter 3.2.2.2), e.g. 14003 / 3003. Then presss the OK button. Instructions Manual of Communication Interfaces MI485 / MI486 / MI488...
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Click the Save key in the main dialogue window and confirm the data on the screen. In this way the virtual COM port has been successfully set.. After setting the virtual COM port restart the PC. Instructions Manual of Communication Interfaces MI485 / MI486 / MI488...
TROUBLE SHOOTING MI485 If communication with the measuring instruments cannot be established, check the following: • Is the interface connected to power supply? Is Power LED illuminated? • Is the interface correctly connected with the PC? Is the right COM port selected? •...
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