1.PCS7

SIMATIC PCS7 SIMATIC Process Control SystemTIA DCS

PCS7PCS7 Library /

PID

CFC PCS7 Library

I AS

II

III

IV

PCS7PCS7

PCS7PCS7

PCS7PCS7 Add-on

PCS7 HVAC —— A&D AS

PTE 400 —— I&S IS KHE

Standard Chemistry —— A&D SC MHM

PCS 7 PS —— PG L6

—— I&S ITPS KHE

AS

2.

PCS7 Block Type ASFunction Block OS

Block Icon Faceplate

FunctionInstance Data Block OS AS OCM Operator Control & Monitor

AS

Block Type

AS FB

Block Type Block TypeCode

Block Type Block TypeBlock Type

AS Block Type

CFC Chart Block Type

CFC PCS7Block Blocks

AS

OS

PCS7 OS Faceplate Instance

Faceplate Type

Faceplate Type

AS

Group Display

PCS7

OB OB CFCOB OB30 38 OB

OB100 CFCOB

ENO FBQERR ENO

Initial Startup

OB OBOB OB

Startup

CPUOB PCS7 OB100

OB

CFC Update Sampling TimeOB SAMPLE_T CFC

Invisible

OS

2.1 PCS7

PCS7AS

2.1

PCS7 PDF PCS7

2.2

PCS7 Programming Instructions for Blocks

2.3

F1http://www.ad.siemens.com.cn/Service/

2.2 AS

PCS7 SCL

2.4 SCL

2.2.1

OS

/

——IN1 1 IN2 2 HLIMIT HYS

——OUT1 QH_ALM

2.2.2

PCS7 SIMATIC Station PC Station

2.5

2.2.3 SCL

2.2.3.1 SCL

Sources SCL Source External Source...SCL Template

”Export Source…”

2.6

2.7

2.8

2.2.3.2 SCL

SCL Options Customize… SCL Create Debug Info

2.9 Options

2.10 Create Debug info SCL

Options Symbol table

2.11

PCS7 FB FB500 FC DB

2.2.3.3

FUNCTION_BLOCK TITLE NAME2.3

//******************************************************************************************** FUNCTION_BLOCK "ADD_FB" TITLE = 'ADD_FB' { // List of system attributes S7_tasklist:= 'OB100'; // Block is called if there is in a warm restart S7_m_c:= 'true'; // Block can be controlled and monitored S7_alarm_ui:= '1' // Setting “1” for PCS 7 message dialog ('0' for standard message dialog) } AUTHOR: ABC NAME: ADD_FB VERSION: '0.01' FAMILY: XYZ KNOW_HOW_PROTECT //********************************************************************************************

2.2.3.4 /

VAR_INPUT EV_ID { S7_visible:='false'; S7_link:='false'; S7_param :='false'; // Parameter cannot be set in CFC S7_server:='alarm_archiv'; // Message no. assigned by server S7_a_type:='alarm_8p' // Block signals with ALARM_8P }:DWORD := 0; // Message ID RUNUPCYC{ S7_visible:='false'; S7_link:='false' } :INT := 3; // Number of run up cycles MSG_LOCK {

S7_visible:='false'; S7_dynamic:='true'; S7_m_c:='true' } : BOOL := 0; // Enable 1=Messages locked IN1 { // 1 S7_shortcut:='addend1'; S7_unit:=''; S7_m_c:='true'; S7_dynamic:='true'; S7_archive:='shortterm' } :REAL :=0.0; //input value 1 IN2 { // 2 S7_shortcut:='addend2'; S7_unit:=''; S7_m_c:='true'; S7_dynamic:='true'; S7_archive:='shortterm' } :REAL :=0.0; //input value 2 HLIMIT { // S7_shortcut:='limit value'; S7_unit:=''; S7_m_c:='true'; S7_dynamic:='true'; S7_archive:='shortterm' } :REAL :=100.0; //limit value for output HYS { // S7_shortcut:='HYS'; S7_unit:=''; S7_m_c:='true' } :REAL :=1.0; //Hysteresis settings END_VAR

EV_ID

S7_server S7_a_type RUNUPCYC CPU

MSG_LOCK SCL PCS7

VAR_OUTPUT OUT1 { // S7_shortcut:='sum'; S7_unit:=''; S7_m_c:='true'; S7_dynamic:='true';

S7_archive:='shortterm' } :REAL :=0.0; //output value 1 QH_ALM { //

S7_dynamic:='true'} : BOOL := 0; // 1=H-Alarm active QMSG_ERR { S7_visible:='false'; S7_dynamic:='true'} : BOOL := 0; // ALARM_8P: Error output QMSG_SUP { S7_visible:='false'; S7_dynamic:='true'; S7_m_c:='true'} : BOOL := 0; // 1=Message Suppression Active MSG_STAT { S7_visible:='false'; S7_dynamic:='true'} : WORD := 0; // Message: STATUS output MSG_ACK { S7_visible:='false'; S7_dynamic:='true'} : WORD := 0; // Message: ACK_STATE output

END_VAR

QMSG_ERR QMSG_SUP MSG_STAT MSG_ACK

VAR sbRESTART :BOOL := TRUE; // Initial start memory bit siRUNUPCNT :INT := 0; // Counter for RUNUPCYC execution sb_SIG_1: BOOL := FALSE; //Merker ALARM_8P Signal 1 sb_SIG_2: BOOL := FALSE; //Merker ALARM_8P Signal 2 sb_SIG_3: BOOL := FALSE; //Merker ALARM_8P Signal 3 sb_SIG_4: BOOL := FALSE; //Merker ALARM_8P Signal 4 sb_SIG_5: BOOL := FALSE; //Merker ALARM_8P Signal 5 sb_SIG_6: BOOL := FALSE; //Merker ALARM_8P Signal 6 sb_SIG_7: BOOL := FALSE; //Merker ALARM_8P Signal 7 sb_SIG_8: BOOL := FALSE; //Merker ALARM_8P Signal 8 //************************************************************************************** // Declaration Section Multiple Instances(SFB/FB), remember to copy the FB/FC blocks into your projects manually! //************************************************************************************** ALARM_8P_1: ALARM_8P; // Generation of max. 8 messages with max. 10 auxiliary values

END_VAR

FB FB ALARM_8p

VAR_TEMP pbALARM: BOOL; // Call up ALARM_8P pbM_SUP: BOOL; // Message suppression pb_SIG_1,pb_SIG_2,pb_SIG_3,pb_SIG_4,pb_SIG_5,pb_SIG_6,pb_SIG_7,pb_SIG_8:BOOL; // temp variable for alarm function // Start info: Structure with info for the OB that has just called the block TOP_SI: STRUCT EV_CLASS :BYTE; EV_NUM :BYTE; PRIORITY :BYTE; NUM :BYTE; TYP2_3 :BYTE; TYP1 :BYTE; ZI1 :WORD; ZI2_3 :DWORD; END_STRUCT; // Start info: Structure with info for the last called startup OB START_UP_SI: STRUCT EV_CLASS :BYTE; EV_NUM :BYTE; PRIORITY :BYTE; NUM :BYTE; TYP2_3 :BYTE; TYP1 :BYTE; ZI1 :WORD; ZI2_3 :DWORD; END_STRUCT; DUMMY :INT; // Auxiliary variable END_VAR

2.2.3.5 OB

//************************************************************************************* // Dependence on Calling OB //************************************************************************************* // Read out start info with SFC6 (RD_SINFO) DUMMY := RD_SINFO (TOP_SI := TOP_SI, START_UP_SI := START_UP_SI); pbM_SUP := MSG_LOCK;

IF sbRESTART THEN // Initial start TOP_SI.NUM := 100; // Execute initial start as warm restart sbRESTART := FALSE; // Reset initial start END_IF;

RD_SINFO OB TOP_SI.NUM OBOB OB100

OB S7_tasklist

CPUOB100 sbRESTART

true

2.2.3.6 OB // In which OB was the block called ? CASE WORD_TO_INT(BYTE_TO_WORD(TOP_SI.NUM)) OF //************************************************************************************ // Startup //************************************************************************************ // OB100: Warm restart 100: QH_ALM := 0; OUT1:=0; //default reset commands QMSG_ERR := 0; QMSG_SUP := 0; MSG_STAT := 0; MSG_ACK :=0; pb_SIG_1:= 0; pb_SIG_2:= 0; pb_SIG_3:= 0; pb_SIG_4:= 0; pb_SIG_5:= 0; pb_SIG_6:= 0; pb_SIG_7:= 0; pb_SIG_8:= 0; siRUNUPCNT := RUNUPCYC; // Save RUNUPCYC value ELSE //********************************************************************************** // Technological Section //********************************************************************************** OUT1:=IN1+IN2; IF OUT1>HLIMIT THEN QH_ALM:=true; ELSIF OUT1<HLIMIT-HYS THEN QH_ALM:=false; END_IF; //**********************************************************************************

// Message suppression during the startup //********************************************************************************** IF siRUNUPCNT = 0 // RUNUPCYC cycle already elapsed ? THEN IF MSG_LOCK THEN pb_SIG_1:= 0; // Report possible outgoing ELSE pb_SIG_1:= QH_ALM; // Alarm high END_IF; pbALARM:=sb_SIG_1<>pb_SIG_1; ELSE siRUNUPCNT := siRUNUPCNT - 1; pbALARM :=FALSE; // Initialization no ALARM pbM_SUP := TRUE; END_IF; END_CASE;

CASE TOP_SI.NUM OB100 OB siRUNUPCNT 0

2.2.3.7

//************************************************************************************** // Messages with ALARM_8P //************************************************************************************** // STRING variables must not be linked to ALARM8_P as auxiliary values // so transfer in array of bytes IF pbALARM THEN ALARM_8P_1 (EN_R := TRUE, // Update output ACK_STATE ID := 16#EEEE, // Data channel for messages (always 16#EEEE) EV_ID:= EV_ID, // Message number > 0 SIG_1:= pb_SIG_1, // Signal 1 to be monitored SIG_2:= 0,//pb_SIG_2, // Signal 2 to be monitored SIG_3:= 0,//pb_SIG_3, // Signal 3 to be monitored SIG_4:= 0,//pb_SIG_4, // Signal 4 to be monitored SIG_5:= 0,//pb_SIG_5, // Signal 5 to be monitored SIG_6:= 0,//pb_SIG_6, // Signal 6 to be monitored SIG_7:= 0,//pb_SIG_7, // Signal 7 to be monitored SIG_8:= 0,//pb_SIG_8, // Signal 8 to be monitored SD_1 := AUX_PR01, // Auxiliary value 1 SD_2 := AUX_PR02, // Auxiliary value 2 SD_3 := AUX_PR03, // Auxiliary value 3 SD_4 := AUX_PR04, // Auxiliary value 4 SD_5 := AUX_PR05, // Auxiliary value 5 SD_6 := AUX_PR06, // Auxiliary value 6 SD_7 := AUX_PR07, // Auxiliary value 7 SD_8 := AUX_PR08, // Auxiliary value 8 SD_9 := AUX_PR09, // Auxiliary value 9 SD_10:= AUX_PR10); // Auxiliary value 10

QMSG_ERR := ALARM_8P_1.ERROR; // ERROR status parameter MSG_STAT := ALARM_8P_1.STATUS; // STATUS status parameter MSG_ACK := ALARM_8P_1.ACK_STATE; // Current OS confirmation status END_IF; IF (NOT QMSG_ERR) THEN // Note historical signals. sb_SIG_1:= pb_SIG_1; END_IF; IF (MSG_STAT = 21) THEN // Block locked pbM_SUP := TRUE; END_IF; QMSG_SUP := pbM_SUP;

Alarm_8P pbALARM true

Alarm_8p CPU EV_ID alarm_8p EV_ID SIG_1 SIG_2 …… pb_SIG_1 sb_SIG_1

PCS7 alarm_8p Alarm_8p8 8EV_ID S7_server S7_a_type Alarm_8p

alarm_8p alarm_8p EV_ID

2.2.4 SCL SCL SCL SCL Blocks

2.12 SCL

2.2.5

Blocks Special object Properties Message…

2.13

2.14

$$BlockComment$$$$AKZ$$ $$AREA$$ Area

”STEP7-Programming with Step7” 16 “Configuring Messages”

2.2.6 CFC

Plant view Hierarchy CFC CFC BlockCFC CFC

2.15

2.2.7

CPUOS

2.3 Block Icon

2.3.1 @@PCS7Typicals.pdl

OS @@PCS7Typicals.pdl@PCS7Typicals.pdl

2.16 @@PCS7Typicals.pdl

2.17 @PCS7Typicals.pdl

@PCS7typicals

@PCS7typicals _XYZ.pdl

2.3.2 Block Icon

2.3.2.1 Block Icon

DIG_MON DIG_MON Block Icon

2.18 DIG_MON Block Icon

2.3.2.2 Block Icon

Block Icon Customized Object Edit … I/O field I/O

2.19

2.20 I/O field OUT

2.21 I/O field Output

Block Icon PCS7

Tagname

Block Icon Customized Object Finish Editing Block Icon

2.22 Block Icon

2.3.2.3 Block Icon

Block Icon Configuration Dialog… I/O fieldOutputvalue Block Icon OUT1

2.23

Links Output value Links

2.24

OUT1

2.25

2.26 OUT1

2.3.2.4 Block Icon

Block Icon General Links

General type @ADD_FB/1 Servername PCS7 ADD_FB Control

2.27 Block Icon

type Servername Block Icon

Links OUT1 Dynamic .OUT1 2s

2.28 Block Icon

2.4 Faceplate

2.4.1 Faceplate

WinCC Faceplate Designer

2.29

Type ADD_FB No Batch Variables Generate

2.30

@PL_ADD_FB.pdl, @PG_ADD_FB_pdl, @PG_ADD_FB_OVERVIEW.pdl, @PG_ADD_FB_VIEWLIST.pdl, @PG_ADD_FB_STANDARD.pdl

2.31

ADD_FB

2.4.2 Faceplate

@PG_ADD_FB_STANDARD.pdl @PCS7elements.pdl@PG_ADD_FB_STANDARD.pdl

2.32 @PG_ADD_FB_STANDARD.pdl

@PCS7elements.pdl PCS7

2.33

IN1 Font Text .IN1#shortcut Unit .IN1#unit 1h

IN1

IN2

OUT1

Limit

HYS

2.34 IN1 Font

IN1 UserDefined2 IN1 UserDefined3 OutputValue.IN1 VisibleValue .IN1 2s

2.35 IN1 UserDefined3

IN2 Font Text .IN2#shortcut Unit .IN2#unit 1h

2.36 IN2 Font

IN2 UserDefined2 IN2 UserDefined3 OutputValue.IN2 VisibleValue .IN2 2s

2.37 IN2 UserDefined3

OUT1 Font Text .OUT1#shortcut Unit .OUT1#unit 1h

2.38 OUT1 Font

OUT1 UserDefined2 OUT1 UserDefined3VisibleValue .OUT1 2s

2.39 OUT1 UserDefined3

limit Font Text .HLIMIT#shortcut Unit .HLIMIT#unit1h

2.40 limit Font

limit UserDefined2 limit UserDefined3 OutputValue.HLIMIT VisibleValue .HLIMIT 2s

2.41 limit UserDefined3

HYS Font Text .HYS#shortcut Unit .HYS#unit 1h

2.42 HYS Font

HYS UserDefined2 HYS UserDefined3 OutputValue.HYS VisibleValue .HYS 2s

2.43 HYS UserDefined3

2.5 OS

OS Create/Update Block Icon

2.44 OS

2.45 Compile OS

2.6

AS OS

2.46 Group Display

Loop Display Loop Display

2.47 loop display

2.7

BlocksOS GraCS 2.3

3.

PCS7block icon faceplate

S7_tasklist S7_alarm_uiCFC OB OB100

2.14 0

S7_m_c OS S7_shortcut S7_unitS7_string_0/1

0 1PCS7

S7_serverS7_a_type alarm_8p

EV_ID PCS7

TnS7_sampletime

Block Icon Faceplateexe

2.3PCS7

FAQ

http://support.automation.siemens.com/cn/view/zh/22109936 http://support.automation.siemens.com/CN/view/zh/22123899 http://support.automation.siemens.com/CN/view/zh/22779943

Block Icon PCS7 SCL