Configuring the Modbus Scan Device Point

The following table outlines the device-dependent information that you must configure in the scan device point for the ModbusScanner:

Pathname - . . . :scan configuration:Line_1:Line 1 Rtu 1
Point Name - Line 1 Rtu 1
            

Alias - LINE 1 RTU 1

  AIN Attribute Name Type DE Type Possible Values
Device Independent (required) 0 device poll types scalar rtBYTES4 32 bit mask
1 device PRBX types scalar rtBYTES4 32 bit mask
2 scan input control scalar rtLOGICAL 0=disabled, 1=enabled
3 scan input status scalar rtUINT8 §Scan Device Point
4 failure threshold scalar rtUINT8 0 to 31
5 scan input table   (see below)
6 scan output control scalar rtLOGICAL 0=disabled, 1=enabled
7 scan output status scalar rtUINT8 §Scan Device Point
8 scan output table   (see below)
9 dev fail threshold scalar rtUINT16 0 to 65,535
Device Dependent (Modbus scan task specific) 10 device address scalar rtUINT8 0 to 255
11 intercharacter TO scalar rtUINT16 0 to 65,535
12 prbx register scalar rtUINT16 0 to 65,535
13 prbx reset register scalar rtUINT16 0 to 65,535
14 debug level scalar rtUINT8 0 to 8
15 swap bytes scalar rtUINT8/rtUINT16 (see below)
16 clear stats scalar rtLOGICAL 0=no clear, 1=clear
17 device stats vector rtUINT32 (see below)
Optional .        
.        
.        

See also: