Siemens TX-I/O User Manual

Document No. 553-632
February 2, 2007
TX-I/O Quick Start
This document provides wiring examples, grounding instructions, and basic
operating information for TX-I/O modules.
Table of Contents
Common Ground Requirement .......................................................................................2
Module Insertion Required for Proper Grounding..................................................2
Third Party Transformer Grounding.......................................................................2
MEC Service Box Grounding Modification............................................................. 2
Symbols .............................................................................................................................3
I/O Row Orientation ..........................................................................................................3
I/O Module Assembly........................................................................................................4
Separating a Module from Its Terminal Base ........................................................5
I/O Module Part Numbers, Features, and Point Types.................................................. 6
Part Numbers and NEC Class – P1 Bus Interface Module,
TX-I/O Power Supply, and Bus Connection Module .............................6
Supply Terminal Connections................................................................................7
Configurable Points (Universal and Super Universal modules) ............................7
Digital Input Grounding Connections.....................................................................7
Digital Output Common Connections ....................................................................7
Class 1 and Class 2 Wiring Separation ................................................................. 7
Product Documentation ...................................................................................................7
Digital Input Wiring Examples .........................................................................................8
Latched or Pulsed Accumulator (NO and NC).......................................................8
Digital Output Wiring Examples ...................................................................................... 9
Latched Contact (NO and NC)............................................................................... 9
Pulsed Contact (NO and NC) ................................................................................9
Analog Input Wiring Examples......................................................................................10
Temperature and Resistance Sensors ................................................................10
0-10 Vdc Sensors ................................................................................................10
2-Wire and 3-Wire Active Sensors....................................................................... 11
Analog Output Wiring Examples................................................................................... 11
P1 Bus Interface Module, TX-I/O Power Supply, and Bus Connection Module........12
Power and Communication Connections.............................................................12
Extending Communication ............................................................................12
LED Indicators......................................................................................................13
I/O Module LED States and Flash Patterns ..................................................................14
LCD Symbol Chart .......................................................................................................... 15
Inserting the Address Keys ...........................................................................................16
TX-I/O Start Up.................................................................................................................16
Rev. AA, February, 2007 Siemens Building Technologies, Inc.

Siemens TX-I/O Specifications

General

Brand	Siemens
Model	TX-I/O
Category	I/O Systems
Language	English

Summary

Common Ground Requirement

Module Insertion Required for Proper Grounding

Explains grounding connection in plug-in module, not terminal base.

Third Party Transformer Grounding

Connects transformer neutral to building approved earth ground.

MEC Service Box Grounding Modification

Connects MEC service box floating neutral to building approved earth ground.

Symbols

I/O Row Orientation

I/O Module Assembly

Separating a Module from Its Terminal Base

Procedures for detaching and removing I/O modules from their terminal bases.

I/O Module Part Numbers and Features

Part Numbers and NEC Class

Product Documentation

Supply Terminal Connections

Explains neutral connection for analog I/O and supply terminal configurations.

Configurable Points (Universal and Super Universal modules)

Describes configuration of points for Universal and Super Universal I/O modules.

Digital Input Grounding Connections

Details neutral connection for digital inputs on various I/O modules.

Digital Output Common Connections

Explains isolation and external wiring for digital output common connections.

Class 1 and Class 2 Wiring Separation

Provides safety caution on separating Class I and Class II wiring.

Digital Input Wiring Examples

Latched or Pulsed Accumulator (NO and NC)

Illustrates wiring for latched or pulsed accumulator digital inputs using NO and NC contacts.

Digital Output Wiring Examples

Latched Contact (NO and NC)

Shows wiring examples for digital outputs with latched NO and NC contacts.

Pulsed Contact (NO and NC)

Demonstrates wiring for digital outputs with pulsed NO and NC contacts.

Analog Input Wiring Examples

Temperature and Resistance Sensors

Provides wiring diagrams for temperature and resistance sensors as analog inputs.

0-10 Vdc Sensors

Illustrates wiring for 0-10 Vdc sensors used as analog inputs.

2-Wire and 3-Wire Active Sensors

Analog Output Wiring Examples

P1 Bus Interface Module, TX-I/O Power Supply, and Bus Connection Module

Power and Communication Connections

Details power and communication terminal connections for interface, power supply, and connection modules.

Extending Communication

Explains how to extend TX-I/O bus communication across multiple DIN rails.

LED Indicators

I/O Module LED States and Flash Patterns

LCD Symbol Chart

Inserting the Address Keys

TX-I/O Start Up