Siemens SIPART PS2 User Manual

Figure 9-5 STEP 7 sample program
In this example, all data in the input and output directions supported by the device are
transferred. The selected peripheral starting address is 256 (W#16#100).
Note
Only the older SIMATIC CPUs require the SFC14 and SFC16 modules for consistent reading
and writing.
Legend of the sample program
Byte Function Composition Number of bytes
Byte 15 Input data READBACK 5
RCAS_OUT 5
CHECKBACK 3
POS_D 2
Byte 10 Output data SP 5
RCAS_IN 5
Functions/operations using PROFIBUS PA
9.3 Cyclic data transfer
SIPART PS2 with PROFIBUS PA
Operating Instructions, 05/2019, A5E00127926-AC 211

Siemens SIPART PS2 Specifications

General

Supply Pressure	1.4 to 7 bar (20 to 100 psi)
Enclosure Rating	IP66/NEMA 4X
Communication Protocols	HART, PROFIBUS PA, FOUNDATION Fieldbus
Output Pressure	0 to 100% of supply pressure
Hazardous Area Certification	ATEX, IECEx, FM, CSA
Type	Electropneumatic
Input Signal	4-20 mA
Rotation Angle	30° to 90°
Operating Temperature	-40°C to +80°C
Mounting	Linear and rotary actuators
Air Consumption	Typically less than 0.1 kg/h