Name: Siemens SIMATIC NET S7-300
Brand: Siemens
Rating: 4 (1 reviews)

To Next Page

To Previous Page

7 Programming FCs (Functions) and FBs for S7 Ethernet CPs

A-233

S7-CPs for Industrial Ethernet Configuring and Commissioning

Release 01/2007

C79000-G8976-C182-07

Note

For more detailed information on handling the interface DB, refer to the SIMATIC

iMap documentation /19/.

Notice

When you reload user program blocks, data consistency is only guaranteed if the

CPU is first changed to STOP.

How supplied - block library

FB88 and FB90 are supplied with SIMATIC iMap. There are different block types

for S7-300 and S7-400.

After installation, the blocks are available in the PROFINET Library under

“PROFINET_System_Library/CP300 or /CP400”.

Call Interface

Call interface in FBD representation

LADDR DONE

FB88 / FB90

ERROR

STATUS

WORD

BOOL

Call example in STL representation

STL Explanation

Call FB 88 , DB88

LADDR := W#16#0120

DONE := M 99.1

ERROR := M 99.0

STATUS := MW 104

//Block call with instance DB88

Explanation of the Formal Parameters

The following table explains all the formal parameters for FB88 / FB90:

FB88 PN_InOut / FB90 PN_InOut_Fast - continued

Other manuals for Siemens SIMATIC NET S7-300

Questions and Answers:

Need help?

Do you have a question about the Siemens SIMATIC NET S7-300 and is the answer not in the manual?

General

Product Type Designation	SIMATIC NET S7-300
Mounting	DIN rail mounting
Protection Class	IP20
CPU Models	Various models available (e.g., CPU 312, CPU 314)
Communication Interfaces	MPI, PROFIBUS DP
Power Supply	24 V DC power supply required. Different power supply modules available.
I/O Modules	Digital input modules, digital output modules, analog input modules, analog output modules
Programming	STEP 7 software
Supply Voltage	24V DC or 120/230V AC (depending on model)
Digital Inputs	Available via digital input modules
Digital Outputs	Available via digital output modules
Analog Inputs	Available via analog input modules
Analog Outputs	Available via analog output modules
Communication Functions	MPI, PROFIBUS DP, Ethernet (depending on model)
Protocols	MPI, PROFIBUS DP, TCP/IP (depending on model)
Operating Temperature	0°C to 60°C
Storage Temperature	70 °C
Memory	Depends on CPU model (e.g., 32 KB to 1.5 MB)