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Siemens TX-I/O TXM1.8D Functions And Operation
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Siemens TX-I/O TXM1.8D Functions And Operation

Siemens TX-I/O TXM1.8D Functions And Operation

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TX-I/O™
Functions and operation
CM110561en_08
Building Technologies
2018-10-25

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Summary of Contents for Siemens TX-I/O TXM1.8D

  • Page 1 TX-I/O™ Functions and operation CM110561en_08 Building Technologies 2018-10-25...

  • Page 2: Table Of Contents

    Default functions, disabling function ............52 Null function ....................52 Default functions ..................52 Table of the parameters that can be set (example: Desigo / CFC) ..54 2/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Contents...

  • Page 3: Introduction

    TX-I/O™ Power supply module / bus connection module data sheet CM2N8183 P-bus bus Interface module data sheet CM2N8180 Profinet BIM data sheet CM2N8186 TX-I/O™ Engineering and installation guide CM110562 Replacement of legacy modules CM110563 3/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Introduction 2018-10-25...

  • Page 4: Before You Start

    Siemens assumes no liability to the extent allowed under the law for any losses resulting from a failure to comply with the aforementioned points or for the improper compliance of the same.

  • Page 5: Tx-Io™ Terms And Definitions

    Each BACS has its own tools. Tool override, "Functional test", etc. Signal type Designation of the signal of a physical input Total Room Automation  New: Desigo Room automation 5/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Introduction 2018-10-25...

  • Page 6: Overview Of Tx-I/O™ Functions

    3-color I/O status LEDs (if supported by signal type) Example of a read The Y250T function (control signal, three-position output) uses 2 I/O points. operation One TXM1.6R relay module can accommodate 3 actuators. 6/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Introduction 2018-10-25...

  • Page 7: Indicators And Operator Controls

    Various flashing patterns For details about errors please refer to the section "Indication, operation, and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 7/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Indicators and operator controls...

  • Page 8: I/O Status Leds

    ON ("N/O contact active") Open N/C contact D20R *) Closed OFF ("N/C contact active") *) If D20R is not supported: use D20 with Polarity = Inverse. 8/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Indicators and operator controls 2018-10-25...

  • Page 9: Local Override

    • The I/O status LED and LCD display change accordingly. Pressing "+" or "–" when local override is disabled produces an "error" indication. 9/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 10: Override Status Led

    – Configuration and parameter-setting of the I/O functions (see [8], [9]) – Communication via the bus – Measurement and control application in the room automation station / the automation station 10/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Indicators and operator controls...

  • Page 11: Fault Messages

    4...20 mA current measuring signal type measures no current. Quality Value = The status and quality information are coded in the process value (raw data). part of process value 11/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Indicators and operator controls 2018-10-25...

  • Page 12: Digital Input Functions

    N/O Contact Integration I/O status LED via P-Bus Normal Service Alarm Process value Signal Processing (D20, D20R) N/O, N/C Contact Block diagram of function 12/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital input functions 2018-10-25...
  • Page 13 Diagram: Cause and effect For details, especially in relation to flashing pattern and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 13/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 14: Status Indication, Pulse Contact (Bi Pulse No / D20S)

    • The LCD panel (if available) shows the source signal type (status contact, N/O or N/C contact) • The LCD panel shows the change (a block of 3 fields which change with each pulse): 14/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 15: Status Indication, Pulse Contact (P-Bus-Bim) (D20S, Realized With Bi Static)15

    – Start-up monitoring for analysis of faults Hardware • The function requires one I/O point • The TX-I/O modules support only inputs with N/O contacts. Function 15/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital input functions 2018-10-25...
  • Page 16 Response in the unpolled pulse is stored in the module. and the incoming pulses on the module event of a fault continue to be displayed.. 16/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital input functions...

  • Page 17: Pushbutton Input (Bi Push No, Bi Push Nc)

    – Repeat does not overwrite start – Heartbeat (due to COVperiod) does not overwrite upcoming events • The signal operation can be selected: Contact_NO (default), Contact_NC) 17/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital input functions...
  • Page 18 DualClick Enable Sends Tg12, Tg13, if both buttons Sends no Tg 12, Tg 13. Also no status Disabled pressed within tp transition to DualClick 18/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital input functions 2018-10-25...
  • Page 19 The I/O status LED is ON when when the N/O connected contact is closed For details, especially in relation to flashing pattern and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 19/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 20: Multistate Input Maintained Contact (Mi Switch)

    + 3 n + 7 Active I/O point MIValue Stage Example of a modified table None 0 / Auto n + 1 n + 2 20/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital input functions 2018-10-25...
  • Page 21 Inputs cannot be operated on the module. For details, especially in relation to flashing pattern and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 21/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 22: Counting, Pulse Contact (Ci Mech (10/25 Hz), Ci El (100Hz) / C)

    – Last value (last value from buffer) • COV Limit and COV Period define the amount of change and the interval for updates to be sent on the island bus by the module. 22/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...
  • Page 23 • When communication is restored, the bus master polls the counter reading again. 23/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 24: Analog Input Functions

    6) When the process value is out of range, an error message will be sent. 7) AI PT1K375: No restriction concerning hum injection for TXM1.8U und TXM1.8X. 8) An open circuit of a single conductor cannot be detected for these signal types. 24/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...
  • Page 25 • The I/O status LED and the module status LED flash For details, especially in relation to flashing pattern and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 25/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 26: Digital Output Functions

    • TXM1.8RB, see section 5.11) Function LED color Normal Service Alarm I/O status LED Local Override LO LED Process Signal Processing value Block diagram of function 26/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions 2018-10-25...
  • Page 27 • Address key is swiveled out • Failure of the module supply voltage DC 24 V (Powerdown) • Failure of bus master (Masterdown, no datagram received for more than 4 s) 27/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...
  • Page 28 Additionally a time delay can be set. *) When using a normally-closed contact, a closed contact can be forced even if the relay is de-energized. 28/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions...

  • Page 29: Maintained Contact, Switchover (Bo Relay No / Nc 250V / Q250)

    Reason: local override or each single I/O point is possible, Warning! which may create hazardous situations. Use a multistate signal type instead, where the outputs are electronically latched in the module. 29/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions...
  • Page 30 Normal = green (default) / Alarm = Red / Service = Yellow. For details, especially in relation to flashing pattern and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 30/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 31: Maintained Contact, Triac (Bo Triac No / Nc)

    In this case the triac can not be activated  the module switches the output off and sets the process value to 0. The fault message is only sent when a command is pending. 31/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 32: Maintained Contact, Bistable (Bo Bistable No / Nc)

    DC 24 V supply breaks down. • As the relays are bistable, they stay in the backup position even without DC 24 V supply. 32/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions...
  • Page 33 • In the event of an error, the I/O status LED and the module status LED flash. For details, especially in relation to flashing patterns and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 33/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 34: Pulse, On/Off (Bo Pulse On-Off / Q250-P250A-P)

    Relay Inactive "ON" PulseTime Relay Active Relay (n) Relay Inactive "OFF" PulseTime Pulse/pause time BreakTime BreakTime I/O status LED (n+1) I/O status LED (n) 34/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions 2018-10-25...
  • Page 35 For details, especially in relation to flashing pattern and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 35/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 36: Pulse (Bo Pulse)

    • In the case of an error the module status LED and the I/O status LED flash. For details, especially in relation to flashing pattern and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 36/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 37: Multistate Maintained Contact (Mo Steps / Q-Mx)

    (parameter Backup Value). Active I/O point MOValue Stage None n + 1 n + 2 n + 3 n + 4 n + 5 37/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions 2018-10-25...
  • Page 38 • The I/O status LEDs indicate the activity of the relays • In the case of an error the module status LED and all the I/O status LEDs assigned to the function flash. 38/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...
  • Page 39 • Local operation can be disabled in the configuration. For details, especially in relation to flashing pattern and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 39/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 40: Multistate Pulse (Mo Pulse / Q250-Px)

    • PulseTime can be parameterized: 0.1...25.5 s (default = 0.5 s) (P-bus BIM: 0.5...25 s) • The relays are latched. • The signal type supports 1 to n mapping only. 40/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions...
  • Page 41 • Local operation can be disabled in the configuration. For details, especially in relation to flashing pattern and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 41/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 42: Three-Position Control Signal (Bo 3-Pos Relay, Bo-3-Pos Triac / Y250T))

    Additional runtime when traveling to or from 0 % (clearance between motor and drive). (Series D and higher) Note: Reaction Time is not part of the stroke model. 42/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...
  • Page 43 OPEN command during 1.5 x runtime OPEN (series D and higher) • CONTINCLOSE Continuous CLOSE command • SINGLECLOSE CLOSE- command during 1.5 x runtime CLOSE (series D and higher) Parameterization 43/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions 2018-10-25...
  • Page 44 For details, especially in relation to flashing pattern and errors: refer to the section "Dis- play, operation and diagnostics" in the TX-I/O™ Engineering and installation guide [6]. 44/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 45: Pwm Pulse Width Modulation (Bo Pwm, With Triac)

    Min. switch-on/-off times can be parameterized as an option to protect against excessive switching frequency. The triac does not switch on/off if the calculated switch- on / switch-off time is less than MinOnTime / MinOffTime. 45/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...
  • Page 46 The triac can then not switch on  The module switches off the output and sets process value to 0. The error message is sent only if a positioning command is available. 46/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...

  • Page 47: Blinds Control (Bo Blinds Relay)

    UP (to position "100%") n + 2 DOWN1 DOWN to middle position (end switch between position 0 and 100%) n + 3 Output n+3 must remain free 47/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions 2018-10-25...
  • Page 48 = Relay inactive Value = AOBBackup Value (Keep) AOBBackup Value Command/pulse length (UP / 0 s) BackupDelay Delay until BackupMode 0...900 s (300 s) 48/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions 2018-10-25...
  • Page 49 When power is restored, the relays remain inactive until a valid process value is available. • In case of bus failure: The behavior can be parameterized for each I/O function:: BackupMode, BackupValue and BackupDelay; see above parameters. 49/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Digital output functions 2018-10-25...

  • Page 50: Analog Output Functions

    Y10S signal. Function I/O status LED Local override LO LED Process Signal Processing AO Signal value (Y10, Y420) Field device Block diagram of function 50/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Analog output functions 2018-10-25...
  • Page 51 P-bus BIM: The module keeps the last valid values Operation in the same state as before the fault: When fault is repaired automatic operation, remote override or local override 51/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Analog output functions...

  • Page 52: Default Functions, Disabling Function

    The disabling function prevents local override of an I/O point. It should be configured to decommission any unused I/O points. There are no variables to set as parameters, and no island bus inputs or outputs. 52/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies...
  • Page 53 As soon as the modules are configured, you can use the functional tests of the building automation and control system. 53/54 Siemens TX-I/O™ Module system – Functions and operation CM110561en_08 Building Technologies Default functions, disabling function 2018-10-25...

  • Page 54: Table Of The Parameters That Can Be Set (Example: Desigo / Cfc)

    International Headquarters Gubelstrasse 22 CH-6301 Zug Tel. +41 41-724 24 24 Fax +41 41-724 35 22 © 2007 - 2012 Siemens Switzerland Ltd. www.siemens.com/buildingtechnologies Delivery and technical specifications subject to change 54/54 Siemens TX-I/O™ Module system – Functions and operation...

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