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t.a.c. TAC 200 User Manual

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TAC 200
User's Manual
0-004-6921-0 (GB), 2000-02-09

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  • Page 1 TAC 200 User’s Manual 0-004-6921-0 (GB), 2000-02-09...

  • Page 2: Table Of Contents

    Disclosure, reproduction or use of either the documents or the information contained herein for any other purpose is strictly prohibited. TA reserves the right to make changes or additions to material as necessary. © 1993 TAC AB Contents Introduction 1.1 The TAC 200 Heating Controller ...................1:1 1.2 This manual ..........................1:1 1.3 More information ........................1:2 General 2.1 Mounting ..........................2:1 2.2 Connections ..........................2:3...
  • Page 3 TAC 200 User’s Manual Contents Technical data 5.1 Electrical ........................... 5:1 5.2 Mechanical ..........................5:2 5.3 Default values ........................... 5:2 5.4 Part numbers ..........................5:4 TAC 200 Commissioning protocol Reply form This manual contains in all 21 leaves. TACAB, Feb 2000...

  • Page 4: Introduction

    4. Chapter 5 This is a summary of the technical data of the TAC 200. There is also a list of all the default values used at a restart. At the end of the manual there is a commissioning protocol, where entered values should be noted.

  • Page 5: More Information

    TAC 200 User’s Manual Introduction 1.3 More information TAC 200 is also described in the following documents, available in Swedish, English and several other languages: • Data sheet TAC 200 The data sheet contains a comprehensive specification of the controller and should be read together with the User’s Manual.

  • Page 6: General

    2 General 2.1 Mounting Type TAC 200 controller The TAC 200 has a plastic enclosure with a transparent cover. Install the controller in accordance with the enclosed instructions. Place the controller so that you can easily adjust and read the display.
  • Page 7 TAC 200 User’s Manual General Type EGF 1 or EGRL room temperature sensors To ensure the best possible results, observe the following when installing the room temperature sensor. The sensor must be located in a room which is typical for the building.

  • Page 8: Connections

    TAC 200 User’s Manual General 2.2 Connections Wiring diagram for mixing valve 230 V L M 10 230 V N B1 11 Supply temp. sensor 3 PE Outdoor sensor B2 12 Room sensor 4 KC1 B3 13 M15/ 5 K1 M 14 Forced day op.
  • Page 9 • Connections on the terminal unit. TAC 200 has six knock-out holes for cable entries: – 2 knock-outs in the rear part for conduit fitting Pr 18.6 (Pg 11) – 2 knock-outs (for cables with rubber bushings) on the upper side of the case –...

  • Page 10: The Operator Panel

    Time pr 1, day-by-day Time pr 1, 1-7 days Time pr 2, day-by-day Time pr 2, 1-7 days Clock hh:mm Month.day Year TAC 200 List of functions and example on the use of the operating keys. TAC AB, Feb 2000...
  • Page 11 P: functions may be omitted on the display. The TAC 200 panel display has a number of letters and symbols which are used to indicate status or assist in the input. AM/PM and °C only 30 mins.

  • Page 12: Commissioning

    TAC 200 User’s Manual General 2.4 Commissioning When the installation and the electric wiring have been completed, carry out the following checks and adjustments before taking the system into operation. Check that the sensors and actuators have been correctly connected.
  • Page 13 P-key has been pressed. In stead, wait for P:00 to re-appear, in about 2 minutes.) 5. TAC 200 is now running in auto mode, with default (factory) values. See section 5.3. Day time operation will rule 06:00 to 22:00, Monday through Sunday.

  • Page 14: Daily Operations

    TAC 200 User’s Manual Daily operations, P:00 - P:15 3 Daily operations, P:00 - P:15 3.1 List of available functions The following functions are reached with the keys P and P and the down corresponding values are displayed. Values described with italics are display-only and cannot be changed. All other values may be changed with the keys + and –.

  • Page 15: Description

    TAC 200 User’s Manual Daily operations, P:00 - P:15 3.2 Description P:00 Time / Mode P:00 is the normal display mode and shows the current time. In this case the + and – keys are used to shift between the different operating modes.
  • Page 16 TAC 200 User’s Manual Daily operations, P:00 - P:15 P:09 Time program 1, day-by-day P:10 Time program 1, 1-7 days P:11 Time program 2, day-by-day P:12 Time program 2, 1-7 days The digital clock has two time programs, TP 1 and TP 2.
  • Page 17 TAC 200 User’s Manual Daily operations, P:00 - P:15 If several days shall have the same pattern you may simplify the entry by using the following method. Note! This method requires some planning, as several days may be affected at the same time and as their current values are not displayed before the change.

  • Page 18: Special Functions

    TAC 200 User’s Manual Special functions, P:16 - 4 Special functions, P:16 - 4.1 List of available functions The following functions are normally only used during commissioning or if special adjustments are required. Values described with italics are display-only and cannot be changed. All other values may be changed with the keys + and –.

  • Page 19: Reset

    TAC 200 User’s Manual Special functions, P:16 - P:45 Supply temperature for pump start P:46 Min off time pump (hours) P:47 Time format 12/24hour-display P:48 Daylight Saving Time 0:no, 1:automatic, 2:manual P:49 DST month.day P:50 DST time of day P:51 Standard time, month.day...

  • Page 20: Control Functions

    (Without room sensor) limits function temp. unit Time Morning boost pgm 1 offset supply SP dial P:05/06 room Min/max Room limits Room room temp. temp. (With room sensor) Block diagram for the controllers of the TAC 200. TAC AB, Feb 2000...

  • Page 21: The Control Curve

    TAC 200 User’s Manual Special functions, P:16 - 4.4 The Control curve The control curve determines the setpoint value (SP) of the supply tempera- ture from the measured outdoor temperature. There are two different default control curves and by setting the DIP-switch 3, indicating a radiator or floor heating system, you will get the curve that is best suited for the application.
  • Page 22 TAC 200 User’s Manual Special functions, P:16 - The curve inclinations at the end points are used up (down) to selectable maximum and minimum supply temperature limits. y (°C) supply P:21 P:16 P:20 P:18 P:19 outdoor x (°C) P:17 –10 Control curve adjustment.

  • Page 23: Power Limit Function

    TAC 200 User’s Manual Special functions, P:16 - 4.5 Power limit function The power consumption may be measured and controlled against a preset high limit. As shown in the block diagram in 4.3, the power limit controller will limit the setpoint for the supply temperature to keep the power consumption on or below the requested value.

  • Page 24: Room Temperature Control

    TAC 200 User’s Manual Special functions, P:16 - 4.5.2 Limiting the power To limit the power consumption the PI controller needs the following param- eters. P:24 Setpoint max-power kW Required upper value for the power consumption. P:26 Power limit control interval (minutes) The controller uses this interval to measure and calculate the current power.
  • Page 25 TAC 200 User’s Manual Special functions, P:16 - P:32 Max. room influence, day P:33 Max. room influence, night System without room sensor If the DIP-switch (section 2.1) indicates that there is no room sensor, then there is no adjustment of the control curve. However, the supply temperature setpoints are parallel displaced when setting the Curve parallel adjustment (P:08) to a value not equal to zero.

  • Page 26: Night Setback And Morning Boost

    Special functions, P:16 - 4.7 Night setback and Morning boost TAC 200 uses a night SP during the night time operation. The actual SP value depends on several factors. If there is a room sensor, without a SP dial, EGRL:...

  • Page 27: Extended Day/Night Operation

    TAC 200 User’s Manual Special functions, P:16 - Night setback 100 % 50 % (°C) outdoor P:38 P:39 –20 Increase of SP supply Max. boost (P:41) (°C) outdoor P:38 P:39 –20 Night setback and Morning boost The outdoor temperature limits are set with...

  • Page 28: Time Control Of External Units

    TAC 200 User’s Manual Special functions, P:16 - 4.9 Time control of external units Time program 2 (section 3.2) may be used to control external units via relay output K4, quite independent of the Day/Night time operation of Time program 1.

  • Page 29: Time Functions

    TAC 200 User’s Manual Special functions, P:16 - 4.11 Time functions The current time (P:00) may be displayed either in a 24-hour or a 12-hour (AM/PM) format. P:47 Time format 12/24hour-display Daylight Saving Time There are three different ways of treating DST and they are selected by the...

  • Page 30: Test Functions

    TAC 200 User’s Manual Special functions, P:16 - 4.12 Test functions There are a number of test functions to check the display, the relay outputs etc. To see what program version is loaded, use P:60 Program version no. x.xx The current version of the program is shown on the display.

  • Page 31: Technical Data

    TAC 200 User’s Manual Technical data 5 Technical data 5.1 Electrical Supply voltage ........220-230 V AC ±10%, 50-60Hz Power consumption ..............2 VA Ambient temperature Operation ..............±0° to +50°C Storage ..............–20° to +50°C Ambient humidity ............max 90 % RH Real time clock accuracy at 25°C .......

  • Page 32: Mechanical

    TAC 200 User’s Manual Technical data 5.2 Mechanical Enclosure ............... ABS-plastic Enclosure rating ................ IP 40 Colour ..............black/transparent Weight ..................0.7 kg Dimensions (WxHxD) ..........144 x 96 x 94mm when mounted in panel (panel cutout 138 x 92 mm, DIN 43 700) 22 mm will protrude, while max.
  • Page 33 TAC 200 User’s Manual Technical data Meaning Default value P:26 Power limit control interval (minutes) P:27 Power limit gain (°C/kW) P:28 Power limit I-time (minutes) P:29 Room sensor authority P:30 Room I-time (minutes) P:31 Room deadzone (°C) P:32 Max. room influence, day 10°...

  • Page 34: Part Numbers

    TAC 200 User’s Manual Technical data 5.4 Part numbers Article Part number TAC 200 with normal back cover ......... 200-1000-000 TAC 200, without back cover ........200-100x-000 Back cover, extended ..........200-100x-000 TAC AB, Feb 2000...

  • Page 35: Tac 200 Commissioning Protocol

    TAC 200 User’s Manual Commissioning protocol TAC 200 Commissioning protocol Enter the new values here! Configuration Switch Function pos off Function pos on on/off control shunt valve on/off: 2 steps on/off: 3 steps radiator heating floor heating no sensor/thermostat room sensor or thermostat...
  • Page 36 TAC 200 User’s Manual Commissioning protocol Power limiting Default value New value Remarks P:22 Wh / pulse (also calculated from P:23) P:23 Pulses / kWh 999.0 (also calculated from P:22) P:24 SP max power kW (if P:22 is greater than 0)
  • Page 37 Send the form to: TAC AB Technical Centre Jägershillgatan 18 S-213 75 MALMÖ Sweden I have found the folloving errors and/or unclear descriptions in the “TAC 200 User’s Manual” (Article no. 0-004-1201 (GB)): On page: ............................................................................................................On page: ..................................
  • Page 40 TAC AB, Jägershillgatan 18, SE-213 75 MALMÖ, SWEDEN, +46 40 38 68 50 (vx)

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