Advanced Function Programming | Siemens 505-2557 instruction

Chapter 3

Advanced Function Programming

3.1	Advanced Software Functions	3-2
	Introduction	3-2
	Overview of the Advanced Functions	3-2
	Setting the Module Configuration Jumper	3-3
	Logging the Module in the Controller I/O Configuration Memory	3-4
3.2	Internal Register Structures	3-5
	Description of the I/O Registers	3-5
	Input Registers	3-5
	Output Registers	3-7
	Control Registers	3-8
	Inputs	3-8
	Outputs	3-10
	Loading Data into the SIMATIC 505±2557 Module	3-11
3.3	Loading Programs into the I/O Module	3-15
3.4	Timing Considerations	3-18
	Timing Constraints When Using Advanced Functions	3-18
3.5	Additional Information about Each Function	3-19
	Default Values	3-19
	Degrees Centigrade or Degrees Fahrenheit	3-20
	Scaling	3-20
	Alarm Setpoints	3-20
	Digital Filtering	3-21
	Averaging	3-22
	Peak and Valley Hold	3-22
	Peak and Valley Hold Reset	3-23
	Flag Bits	3-23
	Advanced Function Precedence	3-24
3.6	Troubleshooting	3-25
	Troubleshooting the System	3-25
3.7	I/O Register Quick Reference	3-27
3.8	V or K Memory Configuration Tables	3-28
3.9	Addressing Worksheet	3-30
3.10	Items Unique to the SIMATIC 505±2557 Module	3-31

SIMATIC 505±2557 Installation and Operation Guide

Advanced Function Programming

3-1

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Siemens 505-2557 installation and operation guide Advanced Function Programming

Contents

Simatic Copyright 1998 by Siemens Energy & Automation, Inc Manual Publication History List of Effective Pages Contents Iv Contents List of Figures List of Tables Preface Approval Agency ApprovalsEuropean Community CE 100 Ohm, 10 Ohm, 120 Ohm RTDs, or Millivolt Inputs Description Operating Modes Word Input to the PLC from the Module Scale Units RTD Input to Digital Conversion Effect SignalsOut-of-Range Input Effect of Voltage Input 10 Ohm Copper Input Resolution Resolution Calculating the I/O Base Power Budget Installing and Configuring the ModuleSelecting 2 and 3 Wire or 4 Wire Operation Installing and Configuring the Module Configuring Selecting Temperature orMillivolt Input Selecting Data Selecting DegreesCelsius or Fahrenheit Configuration Jumper Locations Module Into InsertingBase Copper Wire Table at 25 Degrees Celsius Wiring the Input Connectors Press In Wiring Connector Wiring Diagram for 2, 3, or 4 Wire RTD Wiring Diagram for Millivolt Measurements Cable Grounding Example I/O Configuration Chart Advanced Function Programming Advanced Advanced Software FunctionsIntroduction Overview Configuration Setting the ModuleJumper Controller I/O LoggingMemory Input Channel Data Internal Register StructuresInput and Output Register Offsets Input Registers Peak/Valley Hold Input Words Input Flag Bits Averaging Output Data Registers Control Registers Function Enable BitsInputs Discrete Handshake Inputs Data Identification Bits Outputs Data Loading Process Loading Data into the Simatic 505±2557 Module Sample Low and High Alarm Setpoints Identifying the Data Being Transferred 11 Enabling the Functions Loaded Loading Programs into the I/O Module 13 Startup Relay Ladder Logic Page Timing Constraints When UsingTiming Overhead for Functions Enabled Timing Considerations Additional Information about Each Function Default ValuesDefault Function Values Default Function Values for Simatic 505±2557 Degrees Fahrenheit Alarm SetpointsDegrees Centigrade or Digital Filtering Peak and Valley AveragingHold Flag Bits Hold Reset Precedence Function Troubleshooting Symptom Probable Cause Corrective Action 10 Troubleshooting Flow Diagram 17 I/O Register Quick Reference I/O Register Quick Reference Or K Memory Configuration Tables Page Addressing Worksheet 18 Open RTD Status Bits Items Unique to the Simatic 505±2557 Module Troubleshooting Table B-1 Specifications Specifications Specifications subject to change without notice Jumper Settings Log Sheet Customer Response Business Reply Mail