Toshiba S20LP instruction manual Contents

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6 F 3 B 0 3 5 6

Contents

PREFACE			2
CONTENTS			3
1.	INTRODUCTION TO S20LP		4
	1.1	SYSTEM CONFIGURATION	4
	1.2	STATION HARDWARE	5
	1.3	S-LSOVERVIEW	9
	1.4	SPECIFICATIONS	11
2.	SCAN TRANSMISSION OVERVIEW		12
3.	SETTING FOR DATA LINKAGE		14
	3.1	STATION NUMBER SETTING	14
	3.2 SETTINGS ON T-PDS		14
	3.3	SETTINGS ON S-LS	21
	3.4 DATA LINKAGE EXAMPLE		27
4.	CABLE CONNECTIONS		31
5.	RAS FUNCTION		32
	5.1	BEHAVIOR IN TROUBLE	32
	5.2	SELF-DIAGNOSTIC FUNCTION	33
	5.3 LED INDICATION		34
	5.4 RAS INFORMATION MONITORED IN T2N/T3H		35
	5.5 RAS INFORMATION MONITORED ON S-LS		38
6.	EXPANDED DATA TRANSFER INSTRUCTION		42
	6.1	INSTRUCTION SPECIFICATION	42
7.	MESSAGE TRANSMISSION		46
	7.1 MESSAGE TRANSMISSION		46
	7.2	COMPUTER LINK PROTOCOL	46
	7.3 PC LINK PROTOCOL		46
APPENDIX			62
	A.1 SCAN CYCLE		62
	A.2 T-PDSREMOTE PROGRAMMING		64

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Contents T2N/T3H stations Important Information Preface Contents System configuration Introduction to S20LP∙ Overview Station hardwareT2N include of S20LP Port SN325 SN325S20LP port for T2N PU245N ∙ Status LEDsFor SN325 ∙ Station number setting switches ∙ Transmission cable connectors∙ Reset switch only SN325 ∙ Loader portLS overview Menu⎯ 10 ⎯ S20LP system specifications SpecificationsS20LP-station specifications Scan transmission overview Setting the data send block by S-LS Allocation and network assignment by T-PDSStation number setting Setting for data linkageSettings on T-PDS Link PDS screen example Block Send Receive ⎯ 18 ⎯ Global ⎯ 20 ⎯ Settings on S-LS ⎯ 22 ⎯ ⎯ 23 ⎯ ⎯ 24 ⎯ ∙ Scan Access ∙ Start with Standby mode∙ Scan Transmission ∙ Message Transmission∙ Target Scan Time Data linkage example ∙ Settings on T-PDS Setting on S-LS LS setting screen 2 for STN #2 Cable connections RAS function Behavior in trouble∙ Station down ∙ Transmission cable breakageAt initialization at power on Self-diagnostic functionDuring operation SN325 LED indicationT2N RAS information monitored in T2N/T3H Station status Online mapStandby map Loop map Only T2NRAS information monitored on S-LS Number 1-64 on the screen shows the Station numberSelf Station Station No.01 Offline Select the Station Number Click the Status Display Possible error message are as follows Station down informationInstruction Specification Expanded data transfer instructionInstruction format FunctionParameter and construction Transfer parameter tableSample program ∙ OperationRemarks Message transmission Message transmissionComputer link protocol PC link protocol∙ Send Transfer parameters a CMDStatus B TermSTS Status Meaning Detailed Information Send completion status PC link protocol transmission Data write Transfer parametersRID Status See 7.3 5 for details on bits C, D, E, and F Important itemsXW/YW PC link protocol transmission Data read ⎯ 57 ⎯ SW067 Write enabled PC link protocol transmission program RemarksLength END Appendix Scan cycle⎯ 63 ⎯ PDS remote programming PDS Setup options screen