T419S Indicator Service Manual
67
7.4
PLC Configuration information
7.4 PLC Configuration information
At the PLC select the size that matches the number of bytes for each item configured
in the indicators data type setting. If possible use the same data type for all data.
7.4.1 ModBus/TCP
Starting Register Locations for PLC Configuration
Input Read Only
30001 (Mirrored at the Read/Write Locations)
Input Read/Write
40001 (i.e. Gross, Net, etc.)
Output Read/Write
41025 (i.e. PB-Zero, Print, etc.)
If connecting to a PLC there are required configuration settings in the SETUP >
PORTS menu.
In the PROTCL menu set TYPE x = PLC and BIND x = Enet x
In E-NET menu you must configure the proper network IP address settings in IP
ADDR, set DHCP = OFF (PLC's are not DHCP reliant), and CONN > E-NET x >
TYPE x = OFF (PLC’s do not use Client/Server topology)
In PLC menu configure the settings as required for the connected PLC network.
DATA TYPE TABLE
Typical PLC Terminology
Indicator Terminology
Data TYPE Size
CHAR / SBYTE
SINT8 - 1 byte
8 Bits (Signed Value / -127 to 127)
BYTE / UBYTE
UNIT8 - 1 byte
8 Bits (Unsigned Value / 0-255)
SHORT / SINT
SINT16 - 2 byte
16 Bits (Signed Value /-32767 to 32767)
WORD / UINT
UNIT16 - 2 byte
16 Bits (Unsigned Value / 0 to 65535)
LONG / SDINT
SINT32 - 4 byte
32 Bits (Signed Value / -2,147,483,647 to 2,147,483,647)
DWORD / UDINT
UNIT32 - 4 byte
32 Bits (Unsigned Value / 0 to 4,294,967,295)
REAL
FLOAT - 4 byte
32 Bits (Signed Decimal Value / 1.0E-37 to 1.0E37
STRING
STRING - 1 byte/char
Length Parameter setting
2 Byte Example
Indicator Data Type (out)
ModBus Register
SINT16
40001
SINT16
40002
4 Byte Example
Indicator Data Type (out)
ModBus Register
SINT32
40001
SINT32
40003
To PLC
From PLC
Содержание T419S
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