Siemens FetchWrite

Module Description

The s5fetch-write plug-in is used for accessing Siemens PLCs with network expansion module CP443, such as s7-300/400.

Parameter Configurations

Parameter Description
host remote plc ip
port remote plc port, default 102

Support Data Type

  • INT8
  • UINT8
  • INT16
  • UINT16
  • INT32
  • UINT32
  • INT64
  • UINT64
  • FLOAT
  • DOUBLE
  • BIT
  • STRING

Usage of Address Format

Address Format

AREA ADDRESS[.BIT][.LEN]

AREA ADDRESS

AREA TYPE ATTRIBUTE REMARK
DB int16/uint16/bit/int32/uint32/int64/uint64/float/double/string read Data block in main memeory, word
M int8/uint8/int16/uint16/bit/int32/uint32/int64/uint64/float/double/string read/write Flag area, byte
I int8/uint8/int16/uint16/bit/int32/uint32/int64/uint64/float/double/string read/write PII-process image of the inputs, byte
Q int8/uint8/int16/uint16/bit/int32/uint32/int64/uint64/float/double/string read/write PIQ-process image of the outputs, byte
PEPA int8/uint8/int16/uint16/bit/int32/uint32/int64/uint64/float/double/string read/write IO modules, byte
Z int16/uint16/bit/int32/uint32/int64/uint64/float/double/string read/write Count cells, word
T int16/uint16/bit/int32/uint32/int64/uint64/float/double/string read/write Time cells, word

.BIT

Optional, refers to a certain digit of a certain address.

.LEN

When the data type is string type, it is a required item, indicating the length of the string.

Address Example

Address Data Type Description
I0 int16 I area, address 0
I1 uint16 I area, address 1
Q2 int16 Q area, address 2
Q3 uint16 Q area，address 3
PEPA4 int16 PEPA area, address 4
PEPA5 int16 PEPA area, address 5
T6 int16 T area, address 6
T7 int16 T area, address 7
Z8 uint16 Z area, address 8
Z9 uint16 Z area, address 9
DB10.DBW10 int16 DB area, address 10，start 10
DB12.DBW10 uint16 DB area, address 12, start 10
DB10.DBW10 float DB area, address 10, start 10
DB11.DBW10 double DB area, address 11, start 10
I0.0 bit I area, address 0, No. 0 bit
I0.1 bit I area, address 0, No, 1 bit
Q1.0 bit Q area, address 1, No. 0 bit
Q1.2 bit Q area, address 1, No. 2 bit
PEPA2.1 bit PEPA area, address 2，No. 1 bit
PEPA2.2 bit PEPA area, address 2，No. 2 bit
T3.3 bit T area, address 3, No. 3 bit
T3.4 bit T area, address 3, No. 4 bit
Z4.5 bit Z area, address 4，No. 5 bit
Z4.6 bit Z area, address 4，No. 6 bit
DB1.DBW10.1 bit DB area, address 1，start 10，No. 1 bit
DB2.DBW1.15 bit DB area, address 2，start 10，No. 1 bit
DB1.DBW12.20 string DB area, address 1，start 12，string length 20