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Wolf BML, Operating Instructions Manual

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Wolf BML Operating Instructions Manual Download Page 27

3063527_201308

27

LM100

Cascade effect

0 - 20

2

LM101

Integral action time for cascade

0  - 25 min

2 min

LM102

Supply air maximum limit

20 - 60 °C

50 °C

LM103

Control type

Supply air control, 

cascade control

Supply air 

control

LM114

Damper lead time

0 - 150 s

120 s

LM130

Night ventilation limit

10 - 30 °C

22 °C

LM131

Night ventilation start condition 

differential TR > TA

2 K - 20 K

5 K

LM132

Night ventilation, minimum 

outside temperature

5 - 20 °C

12 °C

LM150

P component for HR

5 - 20

12

LM151

Integral action time for HR

0 - 25 min

2 min

LM160

Air quality control

OFF/ON

ON

LM161

Air quality, start

0 - 10 V

4 V

LM162

Air quality, maximum

0 - 10 V

8 V

LM163

System OFF/ON via air quality

OFF/ON

OFF

LM180

Alarm function, fire dampers

(OFF) System 

Off

 

(ON) Message 

only

System OFF

LM190

Delay for 

 

air flow fault

5 - 600 s

60 s

LM200

Active filter monitor

ON/OFF

OFF

LM201

Filter check interval

1 -10 weeks

1 week

LM202

Service message

 

via hours run

ON/OFF

OFF

LM203

Fan hours run

100 - 8000

1000

LM204

Filter check

ON/OFF

OFF

Parameter

Setting

 

range

Factory

 

setting

Individual

 

settings

Control level 3 - Specialist - System parameters

Summary of Contents for BML

Page 1: ...8 Subject to technical modifications GB WolfGmbH Postfach1380 D 84048Mainburg Tel 49 0 8751 74 0 Fax 49 0 8751 741600 Internet www wolf heiztechnik de Operating instructions Control unit CGL 20 0 C Friday 31 10 08 12 16 Zone 1 ...

Page 2: ...de 11 Ventilation mode 11 Standby mode 11 Info key 11 12 Temperature selection key 12 Speed adjustment key 12 Display explained 13 Control level 2 14 24 Main menu overview 14 Displays 15 Acknowledge faults 15 Basic settings 16 Language 17 Date 17 Time 17 Automatic summertime 18 Key lock 18 Zone Z1 19 Day temperature 19 Economy temperature for heating 19 Backup temperature for heating 19 Speed adju...

Page 3: ...heating backup mode 34 Supply air minimum limit for heating 34 Filter contamination fault trigger 34 Active filter monitor 34 Fan run on time 34 External ON OFF 34 Additional functions 34 36 Room supply air cascade control 35 Night ventilation 35 Preheater coil HR ice guard 36 Condensate overflow 36 Summer shutdown 36 Heat recovery 36 HR ice guard 36 Fire alarm 36 CO2 control 31 32 37 Sensor resis...

Page 4: ...at must be observed to prevent material losses and equipment malfunctions Evenwhentheunithasbeenshutdown voltagewillstillbepresent at terminals and connections of the EC fans This means there is a risk of electric shock that could result in injury or death Never touch the EC fans until five minutes after disconnecting the power across all poles have elapsed Please note Safety instructions Service ...

Page 5: ...ive RCDs of type B with 300 mA rating are permissible Connect the power cable and accessories in accordance with the wiring diagram provided A high leakage current can be expected due to the EC motors Ensure that a secure earth connection is in place before connecting the power supply and commencing commissioning For Austria the ÖVE regulations and local building regulations apply Installation Com...

Page 6: ...ng the disposal of faulty system components or the system at the end of its service life Dispose of all components in accordance with applicable regulations i e separatematerialgroupscorrectly Theaimshould be the maximum possible amount of basic materials recycled and the lowest possible environmental impact Never dispose of electrical or electronic scrap through household waste but recycle it app...

Page 7: ...e following chapter can be skipped Multiple zones in one system The three switches on the left hand side of the 4 position DIP switch can be used to assign the ventilation unit to a zone Up to seven zones are possible in one system Zone setting Zone 1 Zone 2 Zone 3 Zone 4 Zone 5 Zone 6 Zone 7 Fig DIP switches on the control PCB DIP switches Control PCB X1 Never pull out the coding card X1 otherwis...

Page 8: ...ol The electrical connection must be carried out only by a qualified electrician Never route sensor leads alongside mains power cables Use the repair switch to switch off the power supply Wire the wall mounting base with a four core cable minimum cross section 0 5 mm in accordance with the diagram eBUS Terminal strip Wall mounting base Recommended cables and minimum cable cross sections H05VV F 3 ...

Page 9: ... h rotary selector Info key Temperature adjustment Speed adjustment Display Status indicator Minimum fresh air proportion no function 20 0 C Friday 31 10 08 12 16 Zone 1 Room temperature extract air temperature Time alternating with outside temperature ...

Page 10: ...ry selector enables the program to be selected The rotary selector can be rotated indefinitely without an end stop You will feel it click into each position as it rotates The selected function is indicated by an arrow in the display Control level 1 Automatic mode Ventilation according to a time switch program Call up of HR reheater and fan according to demand As shown in the diagram you can presel...

Page 11: ...rogram Fansstart andthespeedoftheventilationunitscanbepreselected manually This can be used to ensure an adequate air flow rate through the room during the warmer months HR and the reheater are switched off The outside air dampers are opened Ventilation is disabled below an outside temperature of 7 C Standby mode Fan and actuating signal are switched off room frost protection remains active System...

Page 12: ...the modified value Zone 1 Temperature selection 0 0 K 0 Speed adjustment key Please note Pressing the key displays the current speed You can then turn the r h rotary selector to modify the speed to a value between 30 and 100 Press the r h rotary selector to confirm the modified value The speed preselected here the base speed cannot be reduced by the CO2 sensor Zone 1 Speed adjust 30 0 Info key Ple...

Page 13: ...de temperature are displayed alternately subject to an outside temperature sensor being installed Day date Display of the currently set day and date Status display Symbols indicate the current operating state of your ventilation system Clock ventilation mode heating with time program Manual ventilationmode heating withouttimeprogram House ventilation mode summer mode with time program Standby syst...

Page 14: ...er Acknowledge faults Setting of the most important parameters in the ventilation system such as time date room temperature night temperature supply air minimum limit for heating backup temperature night setback and night ventilation Setting options and explanations of the individual parameters are given in the Basic settings chapter Basic settings Modification of the time switch programs for heat...

Page 15: ... air temperature 7 Set vent air temperature 8 Motor speed 9 Heating mixer 10 Heat recovery 11 Configuration 12 Softwareversion LM x Softwareversion LM y Any sensors that are not connected are skipped as only available values can be displayed Acknowledge faults Press the r h rotary selector to change to control level 2 Turn the r h rotary selector clockwise to select the Acknowledge faults menu lev...

Page 16: ...perature for heating 5 C 30 C 16 C Backup temperature for heating 5 C 30 C 12 C Speed adjustment 30 70 40 Setback program Econ operation Backup mode Standby Hols summer vent Backup mode VA min limit 5 C 30 C 16 C Night ventilation enable ON OFF ON Parameter overview default settings settings and functions on the following pages Control level 2 Default settings Main menu Back Fault ackn Basic setti...

Page 17: ...ctor to change the date Enter the day month and year one after the other pressing the r h rotary selector each time to confirm You can cancel your input by pressing the Speed adjustment key The date will be displayed automatically if a radio clock module is connected However the date cannot then be changed Date Basic settings Back Language Date Time Autom summert Key lock Z1 Hall1 Press the r h ro...

Page 18: ...ng to confirm Youcancancelyourinputbypressingthe Speedadjustmentkey Note The key lock parameter is intended to prevent unintentional adjustment of the ventilation system Ifthekeylockparameterissetto ON thekeylockwillbeactivated automatically one minute after the last adjustment No adjustments or scans can be implemented when the key lock is enabled If nevertheless a key or rotary selector is activ...

Page 19: ... heating using the r h rotary selector Turn the r h rotary selector to set the required economy temperature and press selector to confirm Factory setting 16 C Range 5 30 C Backup temperature Heating Select and confirm Backup temperature heating using the r h rotary selector Turn the r h rotary selector to set the required backup temperature for heating and press selector to confirm see Standard fu...

Page 20: ...actory setting If the temperature in the room falls below the set backup temperature the fan HR and reheater are activated until the backup temperature is reached 1 K Backup mode Economy mode In the periods when the system is not switched on by the time program the fan is only activated if the temperature falls below the backup temperature Factory setting Backup mode Range Backup mode Econ operati...

Page 21: ...itching times andconfirmyourselectionbypressingther h rotaryselectoragain Turn the r h rotary selector to select the start time and press selector to confirm Turntosettherequiredswitchingtimeandpressselectortoconfirm Follow the same procedure for the end time Youcanthenturnther h rotaryselectorfurthertoprogramswitching times 2 8 in the same way as described above When you have programmed all switc...

Page 22: ... and ends at 23 59 h Time program for zone 1 factory setting Zone 1 Time program 1 Time program 2 Time program 3 Time program 4 Time program 5 Time program 6 Time program 7 Time program 8 Monday On 07 00 Off 14 00 Tuesday On 07 00 Off 14 00 Wednesday On 07 00 Off 14 00 Thursday On 07 00 Off 14 00 Friday On 07 00 Off 14 00 Saturday On Off Sunday On Off ...

Page 23: ...nd press selector to confirm Turn to set the required date and press selector to confirm Follow the same procedure to set the time Then set the date and time for holiday end Next under Prog selection select Standby and confirm by pressing the selector You can select from the following Standby factory setting Backup mode Econ operation Hols day mode Summer ventil Follow the same procedure for holid...

Page 24: ...If modules are removed from the system or existing systems are extended or modified with modules a re configuration must be carried out The re configuration process is completed when New configurat is selected and confirmed If a temperature sensor is removed from the system or one is retrofitted after commissioning sensor detection must be carried out The sensor detection process is completed when...

Page 25: ...ignment see terminal assignments Rel o air open Rel o air cl Inverter relay Analogue Y1 Analogue Y2 Analogue Y3 Analogue T1 This function can be used to activate the individual outputs in sequence When you exit the menu relay test is disabled automatically and the system returns to the previously selected operating mode Specialist LM203 1000 Relay test Off Zone designat Back Zone reset You can use...

Page 26: ...selection for backup mode night ventilation summer mode room frost protection 40 100 70 LM080 P component for heating circuit mixer 5 20 12 LM081 Integral action time for heating circuit mixer 0 25 min 2 min Control level 3 Specialist System parameters Setting parameters With the r h rotary selector select the required zone from zone 1 to 7 in the Specialist menu level after entering a password an...

Page 27: ...ponent for HR 5 20 12 LM151 Integral action time for HR 0 25 min 2 min LM160 Air quality control OFF ON ON LM161 Air quality start 0 10 V 4 V LM162 Air quality maximum 0 10 V 8 V LM163 System OFF ON via air quality OFF ON OFF LM180 Alarm function fire dampers OFF System Off ON Message only System OFF LM190 Delay for air flow fault 5 600 s 60 s LM200 Active filter monitor ON OFF OFF LM201 Filter ch...

Page 28: ...mperature control and CO2 control P component for speed control LM017 Factory setting 10 Range 1 20 The P component for speed control determines how sharply the output signal of the Analogue output is modified in proportion to a control deviation 0 100 If the P component is set low the control unit responds more quickly If the P component is set high the control unit responds more slowly Ratio of ...

Page 29: ... Factory setting 12 Range 5 20 The P component for the heating circuit mixer HR determines how sharply the output signal of the heating circuit mixer is modified in proportion to a control deviation If the P component is set low the control unit responds more quickly If the P component is set high the control unit responds more slowly Integral action time for heating circuit mixer LM081 Factory se...

Page 30: ...103 Factory setting Supply air temperature control This parameter sets the type of temperature control Auto Supply air temperature control Extract air supply air cascade For a detailed description of the control functions see BML Damper lead time LM114 Factory setting 0 s Range 0 150 s To prevent whistling noises occurring on the dampers when the fan is switched on the outside air dampers are open...

Page 31: ...e to a control deviation If the integral action time is set low high time effect shorter correction times result However this also means greater fluctuations around the set value If the integral action time is set high longer correction times result This also means lesser fluctuations around the set value Air quality control CO2 LM160 Factory setting ON Options OFF ON If the system is equipped wit...

Page 32: ...differential pressure cell installed in the ventilation unit this parameter must be set to ON If set to OFF filters will not be monitored Filter check interval LM201 Factory setting 1 week Range 1 10 weeks Subject to setting the process is as follows After the motor starts filters are checked after the test interval has elapsed Fan runs at 100 speed and after a delay of 60 s a fault message is iss...

Page 33: ... temperature rises above the defined value the motor and all outputs are switched off A fault message is displayed on the programming module The motor will only restart once the fault is removed motor cooled down and the fault message is reset The fault is reset by acknowledging the fault on the BML programming module Relevant parameters none Room frost protection room sensor The room frost protec...

Page 34: ... active the fan speed is returned to its nominal speed If the supply air minimum limit is still active after 5 minutes despite the speed reduction a fault message is issued and the system shuts down This will be reset automatically once 5 hours have elapsed or when the fault is acknowledged on the BML Filter contamination fault trigger Parameters LM202 and LM203 can be used to activate a filter fa...

Page 35: ...sensor and outside temperature sensor are installed Time program set to OFF Outside temperature minimum outside temperature LM132 Outside temperature room temperature delta LM131 Room temperature set room temperature LM130 Works only when backup mode is selected Enabled from 1 March to 31 October Enabled from 20 00 to 07 00 h Effects Fans are switched on Speed according to parameter LM060 HR heate...

Page 36: ...nalogue control signal 0 10 V Heat recovery is applied for heating and cooling purposes by capturing and comparing the room extract air temperature the outside temperature and the supply air temperature HR actuation takes priority over the actuating signal for heating The reheater coil is not activated unless and until the HR control signal is at 10 V and the set temperature has still not been rea...

Page 37: ... 320 2 18091 33 3549 68 938 103 311 1 17183 34 3403 69 906 104 302 0 16325 35 3265 70 876 105 294 1 15515 36 3133 71 846 106 285 2 14750 37 3007 72 818 107 277 3 14027 38 2887 73 791 108 270 4 13344 39 2772 74 765 109 262 5 12697 40 2662 75 740 110 255 6 12086 41 2558 76 716 111 248 7 11508 42 2458 77 693 112 241 8 10961 43 2362 78 670 113 235 9 10442 44 2271 79 670 114 228 10 9952 45 2183 80 628 ...

Page 38: ...0 C Data memory EEPROM non volatile Relay contact breaking capacity servomotor 230 V 1 A 0 5 A Max power consumption 10 VA Actuators X1 X3 Y1 Y3 Specification BML Supply voltage eBUS 15 24 V Power consumption max 3 W IP rating IP30 wall mounting base Battery backup 48 h Ambient temp 0 50 C Storage temperature 20 60 C Data memory EEPROM non volatile Dimensions H W D 100 x 145 x 45 mm ...

Page 39: ...ry systems CO2 dependent speed adjustment Condensate pump accessory F5 compact filter extract air Condensate pan Countercurrent plate heat exchanger Bypass damper with servomotor Adjustable feet Temperature sensor extract air Control panel Repair switch Power cable Programming unit of BML control unit F7 compact filter supply air Temperature sensor outdoor air Filter pre drying accessory SUP EHA O...

Page 40: ...r cascade HR control CO2 control Mains 230 V AC Switching filter pre drying Room sensor extract air sensor Servomotor EHA and ODA dampers 230 V 0 5 A Open Close BML as RC Fault input motors External contact switch for peak ventilation Control signal reheater 0 10 V DC Servomotor bypass damper 24 V 0 10 V DC CO2 sensor Supply air sensor Control signal 0 10 V Supply air motor Control signal 0 10 V E...

Page 41: ...sed the motor protection has responded After remedying the fault press Acknowledge faults on the BML The system will resume operation Fault messages 20 0 C Friday 31 10 08 12 16 Zone 1 Fault zone 254 General fault Fault acknowledge Press the r h rotary selector to change to control level 2 Turn the r h rotary selector clockwise to select the Fault acknowledge menu level and acknowledge by pressing...

Page 42: ...mal Faulty sensor or sensor lead or temperature fallen below the sensor s limit temperature 205 Condensate The affected fan stops All outputs are set to 0 Function only available in active cooling mode Once the fault is remedied and the fault message is acknowledged the system starts again Condensate hoses contaminated or kinked The condensate is no longer being pumped away 207 Motor protection Th...

Page 43: ... must be acknowledged Filter is contaminated Replace filter 251 eBUS fault System fails to start Power failure supply to eBUS interrupted The affected zone continues running in day mode Remove the BML and clip it back in again while holding down the r h selector master reset 255 VAmin limit The system stops after 5 min and will not be enabled again until 6 hours later or automatically reset when t...

Page 44: ...6 A net signal Fault condensate pump Accessories Accessories 24 V Condensate Pump 24 V Accessories X1 1 L1 N PE PE T1 N1 3 0 N PE M1 3000 1 min 0 45 kW 2 8 A 230 V Supply air motor L N PE 10 GND 0 10V DC PWM NC COM 1 2 F1 C10A W4 3x1 5 mm 230V Supply air motor X1 5 PE T1 W5 4x1 0 mm 24V Controller supply air fan 2 X2 1 M2 3000 1 min 0 45 kW 2 8 A 230 V Extract air motor L N PE 10 GND 0 10V DC PWM ...

Page 45: ...ir side acc to the HR system Diversi off site motore di controllo in parallelo Contact externally for forced ventilation floating N1 2 2 A M1 Open M3 0 2269523 SM230A 1 N 3 AUF 2 ZU Z M1 Close M4 0 2269521 SM24A SR W9 3x1 0 mm 24V PHE bypass servomotor 2 L24 3 Y 1 L024 X3 Y X3 WRG X3 W10 2x1 0 mm 24V Supply air temperature sensor 1 B1 2 B1 1 UB 2 UB 8 0 10 B2 0 X2 X2 1 B2 2 B2 N M1 N 1 B4 2 B4 1 B...

Page 46: ...or Installed in the device Option Option Master control unit Central within zones 7 1 K1 N1 2 2 X1 Y X1 X1 L1 M2 U1 L1 T1 A3 24V A2 0V A1 10VDC 21 24 K1 3 0 E1 1 0kW max 4 5A 230V Reheating W14 3x1 5 mm 230V Reheating X1 12 PE 11 14 K1 3 0 L PE N A1 A2 K2 230AC 2W 21 24 4 2 48 52 8 230 0060 21 24 K2 4 3 2 K1 eBus 2 K2 BML Programming unit 5 2 1 6 1 K2 eBus W16 2x1 0 mm 24V Central fault message 24...

Page 47: ...ntact system Off On Option Remove the external drive at Gilder bridge Operating message white Differential pressure switch Filter monitoring Extract air Differential pressure switch Outdoor air Filter monitoring N1 2 2 1 B10 2 B10 1 B8 2 B8 W21 2x1 0 mm 24V On site contact system Off On J3 NC contact C NO X2 16 17 B6 30 500Pa 0 2744243 JDW 5 3 1 P 2 W22 2x1 0 mm 24V Outdoor air filter X2 18 19 B7 ...

Page 48: ...onomy operation Hols day mode Summer ventilation Standby Back Operating mode Current programm Current room temperature Set room heating Outside temp Act vent air temperature Set vent air temperature Motor speed Heating mixer Heat recovery Configuration Softwareversion LM x Back Back System Parameter Z1 Zone 1 Z7 Zone 7 Back Password 1111 Back New configurat Sensor check Back Back Zone designat LM0...

Page 49: ...acknnowledge Default settings Time program Holiday program Specialist Back Default mask Press r h rotary selector Back Z1 Zone 1 Z7 Zone 7 Back Back Monday Tuesday Wednesday Thursday Friday Saturday Sunday Copy day Back Back 1 Start time 1 End time 8 Start time 8 End time Back ...

Page 50: ...fault mask Back Z1 Zone 1 Z7 Zone 7 Back Back Holiday program 1 Holiday program 2 Holiday program 3 Holiday program 4 Holiday program 5 Back Back Holiday start Date 01 01 09 Time 00 00 Holiday end Date 01 01 09 Time 00 00 Prog selection Standby Back Standby factory setting Backup mode Economy operation Day mode Summer ventilation Press r h rotary selector ...

Page 51: ...splays Fault acknowledge Default settings Time program Holiday program Specialist Back Default mask Fire alarm Fault zone External ON OFF Filter check Standby Summer ventilation VA min limit Night ventilation Room temperature reached Outside temperature shutdn Control operation Press r h rotary selector ...

Page 52: ...WolfGmbH Postfach1380 D 84048Mainburg Tel 49 0 8751 74 0 Fax 49 0 8751 741600 Internet www wolf heiztechnik de ...

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