Unipulse F320 - Page 12

CONTENTS
8．DIGITAL ZERO FUNCTION ..................................................70
9．RS-485 INTERFACE
(Communication protocol; Modbus-RTU) ...............................71
9-1．Communication Specifications ......................................................... 71
9-1-1Standards .......................................................................................... 71
9-1-2Data Address ..................................................................................... 72
9-2．Connecting RS-485 ............................................................................. 73
9-2-1One-to-one Connection .................................................................... 73
9-2-2Multiple Connection .......................................................................... 73
9-2-3RS-485 Communication Method ...................................................... 74
9-2-4RS-485 ID ........................................................................................... 75
9-2-5RS-485 Transmission Delay Time ................................................... 76
10．BCD DATA OUTPUT ..........................................................77
10-1．BCD Data Update Rate Selection .................................................... 78
10-2．Sink Type (BCO Option) ................................................................... 79
10-2-1Equivalent Circuit ........................................................................... 80
10-2-2Connector Pin Assignment ............................................................ 82
10-3．Source Type (BSC Option) ............................................................... 85
10-3-1Equivalent Circuit ........................................................................... 86
10-3-2Connector Pin Assignment ............................................................ 88
11．D/A CONVERTER ...............................................................91
11-1．Voltage Output (DAV Option) .......................................................... 91
11-1-1Obtaining Voltage Output Signal ................................................... 92
11-1-2Setting of D/A Zero and Gain ......................................................... 92
11-1-3About D/A Resolution ..................................................................... 93
11-2．Current Output (DAI Option) ............................................................ 94
11-2-1Obtaining Current Output Signal ................................................... 95
11-2-2Setting of D/A Zero and Gain ......................................................... 95
11-2-3About D/A Resolution ..................................................................... 96
11-3．D/A Zero and Full Scale .................................................................... 97
11-4．D/A Output Mode .............................................................................. 98
12．PASSWORD .......................................................................99