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48

Operation and maintenance instructions – v2.8.8 & 2.7.3

-  Conditions: 
   • Only with post-heating option
- Causes: 
  • The comfort T° setpoint cannot be reached (actual T° lower than setpoint during 15 minutes, or 30 minutes 
      if comfort on T2 instead of T5, while post heating is at maximum.)
-  Effects:

8.13 TYPE 12: ALARM INDICATING THAT THE COMFORT T° IS TOO LOW RELATIVE TO SETPOINT T°

TAC5 control board

AL1 relay

O.R.1

LED ALARM

LED AF

Fans

/

/

ON

/

/

Auto reset: yes

Displayed on HMI

Text displayed

LED ALARM

LED Pa

S.50

Post-heating - T° of the supply air too low

RED

/

Содержание GLOBAL LP FW

Страница 1: ...GLOBAL RX TOP Operation and maintenance instructions GLOBAL PX RX LP Applicable to program versions TAC5 Version DT 2 8 8 DG 2 7 3 GLOBAL PX GLOBAL LP FW GLOBAL PX TOPFW GLOBAL RX GLOBAL PXFW...

Страница 2: ...ning 6 1 Commissioning with Touchscreen interface 7 0 Preventive maintenance 8 0 Troubleshooting 9 0 Parameters Commissioning Sheet 10 0 CE Declaration GLOBAL PX RX LP Table of content This document i...

Страница 3: ...0 1200 2000 Yes electrical Yes electrical or water Right Forward FW GLOBAL RX Rotary 05 08 10 12 13 14 16 18 20 24 26 No Yes electrical or water Left Right Backward GLOBAL RX TOP Rotary 05 08 10 12 13...

Страница 4: ...nit dust and moisture penetration If the unit is not to be installed immediately it should be stored in a clean dry area If stored externally it should be adequately protected from the weather influen...

Страница 5: ...IR Air from the AHU to the building EXTRACT AIR Air from the building to the AHU EXHAUST AIR Air from the AHU to outdoor COOLING COIL BA IBA KW HEATING COIL WATER ELECTRICAL SILENCER GD CTm MOTORIZED...

Страница 6: ...ed Service technician Main version described in the manuals is always the hand right version 3 0 Product Overview RIGHT HAND UNIT SUPPLY AIR TO THE RIGHT LEFT HAND UNIT SUPPLY AIR TO THE LEFT GLOBAL R...

Страница 7: ...RIGHT LEFT HAND UNIT SUPPLY AIR TO THE LEFT Attention The difference between left and right LP units is the factory placement of the controls box on opposite sides GLOBAL LP TOP view GLOBAL LP TOP vi...

Страница 8: ...air side accessory 15 Motorized damper at exhaust air side accessory 16 Access panel LP only 17 Flexible connection accessory 18 Slip Clamps accessory 19 Water connection for postheating accessory 1...

Страница 9: ...l s 1100 560 360 75 600 FW 600 m h 167 l s 1490 850 320 110 1000 FW 1000 m h 278 l s 1550 1000 400 160 1600 FW 1600 m h 444 l s 1550 1640 400 225 2000 FW 2000 m h 556 l s 1700 1940 400 270 02 580 m h...

Страница 10: ...ating 3 Wiring box TAC5 controller 4 Supply fan 5 Extract fan 6 Kit CA airflow measurement option 7 Outdoor air filter bag or pleated 8 Extract air filter bag or pleated 9 Heat exchanger Plate or Rota...

Страница 11: ...05 1200 m h 330 l s 815 1530 1315 295 08 1600 m h 440 l s 815 1530 1315 310 10 1800 m h 500 l s 885 1680 1465 355 12 2300 m h 640 l s 885 1680 1465 340 13 2900 m h 805 l s 995 1680 1465 365 14 3100 m...

Страница 12: ...ol torque K2 IN12 PWM input bypass position K3 Airflow control m h K3 OUT1 0 10V OUTPUT airflow pressure Demand Pressure control ON K3 or 0 10 V INPUT OUT2 0 10V OUTPUT airflow pressure Torque control...

Страница 13: ...ow Torque control torque K2 IN12 input pulse from heat exchanger magnet prewired K3 Airflow control m h K3 OUT1 0 10V OUTPUT airflow pressure Demand Pressure control ON K3 or 0 10 V INPUT OUT2 0 10V O...

Страница 14: ...uits permanently Fig 3 4 2 CIRCUIT BOARD SAT BA KW CID372004 SAT TAC5 BA KW is a satellite circuit designed to be fitted on the main control board It permits control of external coils Installation The...

Страница 15: ...15 Operation and maintenance instructions v2 8 8 2 7 3 4 3 INTERNAL WIRING DIAGRAM GLOBAL PX...

Страница 16: ...16 Operation and maintenance instructions v2 8 8 2 7 3 4 4 INTERNAL WIRING DIAGRAM GLOBAL RX TOP...

Страница 17: ...17 Operation and maintenance instructions v2 8 8 2 7 3 4 5 INTERNAL WIRING DIAGRAM GLOBAL LPFW...

Страница 18: ...control 3 torque setpoints to be configured by the user TQ K1 TQ K2 TQ K3 The setpoint is configured in of the maximal torque The torque control allows to vary the fan speed automatically to provide a...

Страница 19: ...ree cooling STARTS if the following conditions are TRUE These Settings can be configured in ADVANCED SETUP Free cooling STOPS if one of the following conditions is TRUE Extract Air Temperature The def...

Страница 20: ...neutral band is subtracted from the comfort setpoint for the activation of the heating function Both high and low neutral bands have to be configured in the advanced setup 4 PIPE AUTOMATIC CHANGE OVER...

Страница 21: ...st has become too high In critical conditions the supply air flow will be paused for a short time to allow for defrosting The frost protection strategy down regulation supply airflow modulating bypass...

Страница 22: ...rflow with one 0 10 V signal for supply and one 0 10 V signal for exhaust via advanced setup one link LS percentage of the nominal link for supply and one for exhaust In pressure control mode Constant...

Страница 23: ...a need for a graphical HMI The Touchscreen touchscreen is a complete graphic monitoring system where the screens are designed to be intuitive and complete ensuring a userfriendly experience Position...

Страница 24: ...Protection class IP20 Dimensions mm 96 8x148 8x14 5 Power consumption 120mA IMAGE MANAGEMENT Start up image At the first start up the basic setup menu will be acti vated automatically See section 6 1...

Страница 25: ...ber of current alarms By clicking on this field more detailed information about the different alarms is available Menu Accessing the main menu see section 6 1 2 Flow Chart The flow chart is not editab...

Страница 26: ...arms are displayed on the main screen of the HMI Active alarms can be viewed in this menu All the alarms can be reset A fault can be traced by examining the function or functional component indicated...

Страница 27: ...N TEMPERATURE FIRE ALARM BASIC SETUP Readings The operating status and the Settings can be read Used for performance checks and for generally checking Set tings settings power consumption etc No Setti...

Страница 28: ...ange Factory setting Language Languages as displayed English LANGUAGE UNITS AIRFLOW REGULATION TEMPERATURE FIRE ALARM BASIC SETUP Units The desired unit can be set here The unit setting can be changed...

Страница 29: ...V input signals from an external sensor such as a carbon dioxide or a humidity sensor The function can be config ured with a positive or a negative logic A ratio between exhaust and supply pressure c...

Страница 30: ...Normally closed Supply airflow 0 max Extract airflow 0 max Periodic maintenance Built in timer for maintenance warning if the maintenance interval is exceeded a maintenance reminder will be displayed...

Страница 31: ...n has been selected in basic setup With this function a separate 0 10V control signal for the extract air can be activated The control signal is connected to the ana logue input K3 Setting Settings ra...

Страница 32: ...d in the premises Extract air involves keeping a constant temperature in the extract air duct premises by modulating the supply air tem perature The reaction speed of capacity control signal can be mo...

Страница 33: ...tting Supply Extract airflow 0 max Boost activation on Contact RH Contact RH on off 0 100 60 40 Vmin max RH on K3 0 10V 2 0V 9 5V RH Vmin max 0 100 2 95 Post ventilation The post ventilation function...

Страница 34: ...Setpoint 9 9 99 9 C 1 0 C PID Proportional Band 0 100 5 PID Integral 0 100 30 PID Derivate 0 100 11 Electrical postheating coil The electrical postheating coil is installed and configured in factory T...

Страница 35: ...e pre configured in factory Both the coil and the 3 way valve will have to be installed and wired on site The capacity of the coil will be controlled proportionally in order to keep a temperature as d...

Страница 36: ...t Room T 6 28 C 22 0 C Supply airflow l s m h Extract airflow l s m h Bypass control Frost protection Freecooling Frost protection free cooling Freecooling Frost protection Frost protection plate heat...

Страница 37: ...For maintenance purposes operating timers can be acti vated If the service alarm time or the Stop fan timers are triggered the according alarm will be shown and the unit will switch to OFF mode Setti...

Страница 38: ...ection Check the state of filter clogging The control device allows a pre defined filter alarm threshold to be set Replace filters if necessary Filters that are too clogged can generate the following...

Страница 39: ...TAC5 circuit board The bypass is now open regardless of the temperature conditions Remember to remove the jumper between terminals IN4 and 12V once cleaning of bypass is done Always clean against the...

Страница 40: ...e displayed on the user interface depending on the alarm type Activation of contact relay NC or NO contact AL 1 Activation of SAT3 OR1 in case of pressure alarm provided that the optional module SAT 3...

Страница 41: ...airflow control or demand control mode External pressostat connected on IN2 input has triggered Effects unless the status has been changed in advanced setup 8 2 TYPE 2 ALARM ON THE PRESSURE VARIATION...

Страница 42: ...ted in the working zone of the fan by reducing the pressure system modifying the nominal airflow and restart the setup operation If this occurs during initializing of the assignment pressure in pressu...

Страница 43: ...low reached S 14 Constant Pressure fan 3 Pressure too high Minimum air flow reached S 20 Demand control fan 1 Air flow too low Reduce the pressure on this fan S 21 Demand control fan 1 Air flow too hi...

Страница 44: ...C if configured so in the advanced setup Effects The fans are stopped by default in the event of a fire alarm but via the advanced setup it is possible to configure a fixed airflow for supply contact...

Страница 45: ...unications failure between the TAC5 circuit and the HMI Effects 8 7 TYPE 7 MAINTENANCE ALARM 8 8 TYPE 8 ALARM INDICATING A COMMUNICATION BREAKDOWN BETWEEN THE TAC5 CIRCUIT AND THE HMI Displayed on HMI...

Страница 46: ...e 3 way valve is opened and the circulator contact is closed Effects unless the status has been changed in advanced setup 8 9 TYPE 9 ALARM INDICATING A T SENSOR T1 T2 T3 FAILURE 8 10 TYPE 10 ALARM IND...

Страница 47: ...nnected to the TAC5 circuit is open or short circuited This sensor is used to regulate the post heating or post cooling function in the case of comfort T control on T5 or to control the high and low t...

Страница 48: ...point during 15 minutes or 30 minutes if comfort on T2 instead of T5 while post heating is at maximum Effects 8 13 TYPE 12 ALARM INDICATING THAT THE COMFORT T IS TOO LOW RELATIVE TO SETPOINT T TAC5 co...

Страница 49: ...unction If T assignment T 1 5 C for more than 5 minutes supply and exhaust airflow reduction of 33 if airflow control or demand control and of 25 if pressure control mode for 15 minutes For RX units W...

Страница 50: ...ol can take over to guarantee the anti frost function If T 5 C during 5 minutes fans are stopped With modulating bypass in frost protection A FREEZE or AF FREECOOL in the advanced setup this alarm ind...

Страница 51: ...of T5 while post cooling is at maximum Effects 8 16 TYPE 14 BIS ALARM INDICATING AN ERROR ON THE HEAT EXCHANGER ROTATION SPEED 8 17 TYPE 15 BIS ALARM INDICATING THAT THE COMFORT T IS TOO HIGH RELATIV...

Страница 52: ...AHU is running the alarm is sent after 2 minutes for a preheating coil and immediately for the others if the AHU is not running the alarm is sent after 5 minutes Effects 7 18 TYPE 16 ALARM INDICATING...

Страница 53: ...tup parameter Filters Resets must be 0 Causes Alarm indicating that the hours limit for the maintenance of the filters has been reached Effects 8 20 TYPE 18 ALARM INDICATING AN INCORRECT POSITION OF T...

Страница 54: ...hanger and that the modulation of the fans speed is based on the airflow and not on torque When the previous detection is not available the supply T is checked and if it falls below 11 C it is conside...

Страница 55: ...2 3000FW 885103 3000 885273 12 881024 4000FW 885104 4000 885274 14 881026 5000FW 885105 5000 885275 16 881028 6000FW 885106 6000 885276 GLOBAL RX TOP Aluminum 05 881054 450 TOPFW 887103 GLOBAL RX 2000...

Страница 56: ...ntrol O Constant Torque O Constant pressure 3 Constant Airflow K1 O m h O l s K2 O m h O l s K3 O m h O l s 4 Constant Torque K1 Torque K2 Torque K3 Torque 5 Demand control Vmin V Vmax V m h TQ Vmin O...

Страница 57: ...ns v2 8 8 2 7 3 Enter details when the Setting of a parameter has been changed use only one row per parameter 9 2 TRACK CHANGES Parameter Name Setting before change Setting of change 1 Date of change...

Страница 58: ...s of Machinery Directive 2006 42 EC Complies also with applicable requirements of the following EC directives 2014 30 EU EMC 2009 125 EC Ecodesign Regulation nr 1253 2014 LOT 6 2014 35 EU Low voltage...

Страница 59: ......

Страница 60: ...We make every breath count Version 27 09 2018 We reserve the right for changes...

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