Zehnder Rittling ComfoAir 1500 Manual Download Page 11

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10 - EN

EN - 11

4.6 Operating principle diagram

Standard unit

ODA

ETA

EHA

SUP

A unit (modulated frost bypass in supply air)

ODA

ETA

EHA

SUP

Legend

Code

Decription

Filter

Heater

Cooler

Code

Decription

Heat exchanger

Fan

Temperature sensor

Code

Decription

Bypass

Damper

ODA

Outdoor air

SUP

Supply air

ETA

Extract air

EHA

Exhaust air

Summary of Contents for ComfoAir 1500

Page 1: ...ComfoAir XL ComfoAir Eco Manual Cooling Fresh Air Clean Air Heating...

Page 2: ...document Point of attention Risk of damage to the unit performance of the unit is compromised if instructions are not observed carefully Risk of personal injury for the user Maintenance Questions Plea...

Page 3: ...Reset malfunction button 15 5 13 Failure contact 15 5 14 Fire contact 15 5 15 Dirty filter alert 15 5 16 External supply air temperature sensor 16 5 17 Battery 16 6 Commissioning 17 6 1 Air volume co...

Page 4: ...gs 29 M13 Pre heater frost settings 30 M20 Failures 30 M50 Miscellaneous 30 M60 Time clock 31 M70 Filters 31 M80 Modbus Communication 32 M90 SD Card 32 M99 Service 32 7 Operation 33 7 1 Using the disp...

Page 5: ...rcuit breaker can be locked with a padlock Always take ESD inhibiting measures when dealing with PCBs printed circuits boards such as wearing an antistatic wristband Store this document for the entire...

Page 6: ...f the unit Suffixes between brackets mean there is space reserved for installing the specified function 3 Installation conditions In order to determine whether the unit can be installed in a certain a...

Page 7: ...ir fan Down Extract air fan Standard H Drip tray with siphon underneath the plate exchanger Standard I Electronics panel with main PCB including integrated display Standard J Postheater for additional...

Page 8: ...ated by a servomotor Standard F 2 drip catchers on the outdoor units Standard G 2 energy efficient EC motors with high efficient fan Top Outdoor air fan Down Extract air fan Standard H Drip tray with...

Page 9: ...5 k 5 mA F 3 digital inputs Maximum terminal resistance detection closed 150 Maximum current 1 mA G Type B USB communications connector H 4 operating push buttons I LCD two line display J SD slot Che...

Page 10: ...ree relay outputs D 6 digital inputs detection closed Maximum terminal resistance 150 Maximum current 1 mA E USB communications connector for linking to the main PCB F 2 communication ports G 3 analog...

Page 11: ...EHA SUP A unit modulated frost bypass in supply air ODA ETA EHA SUP Legend Code Decription Filter Heater Cooler Code Decription Heat exchanger Fan Temperature sensor Code Decription Bypass Damper ODA...

Page 12: ...ETA EHA SUP Right hand version Legend Code Decription ODA Outdoor air SUP Supply air ETA Extract air EHA Exhaust air The following aspects must be taken into account while installing the air ducts In...

Page 13: ...and closed for example The supplied overpressure siphon is suitable for overpressures of up to 600Pa in the cooling section The siphon with water lock must be fitted with a sealable filler opening and...

Page 14: ...3 4 5 SAG 0 M The SAG 0 M is a switch for variable speed adjustment Connect the SAG 0 M to its own analog input on the I O PCB 5 6 Sensor 0 10V control When the ventilation setting of the unit must b...

Page 15: ...esired a reset malfunction button pulse switch can be connected to his own digital input on the I O PCB The reset malfunction button must be a normally open contact 5 13 Failure contact When desired a...

Page 16: ...king and maintenance process The battery connections must be counterflow connected to the airflow as indicated on the unit Cooler Heater Code Decription input output When connecting the battery the pi...

Page 17: ...Air volume Exhaust air 1 M02 05 Air volume Exhaust air 2 M02 06 Air volume Exhaust air 3 M02 07 Air volume Exhaust air 4 M02 08 The unit is preset with a maximum air volume in parameter M04 These sett...

Page 18: ...y the unit will not respond to the timer In the 3rd parameter M60 x3 the required ventilation speed must be entered Function Parameter Switching time M60 x1 Switching day M60 x2 Ventilation speed M60...

Page 19: ...sing a switch to control the ventilation the unit must be set to option 0 Constant Flow in M02 10 In the chapter about the air volume control is explained how to change the air volume of each ventilat...

Page 20: ...ratio factor must also be set in parameter M04 11 6 7 Constant pressure control M02 10 M04 11 M09 When using a pressure sensor to control the ventilation the unit must be set to option 1 Constant Pres...

Page 21: ...y whether the fans are on the indicator must be assigned in parameter M06 to the ComfoAir XL active function Check which relay the indicator is connected to and choose option 8 for that relay indicato...

Page 22: ...a maximum allowed pressure over the filter is set in parameter M70 13 When the set level is reached the unit will start powering down the corresponding fan to reduce the pressure and will display an...

Page 23: ...ol When the supply temperature must be controlled by the outdoor temperature parameter M10 01 must be set to option 1 Outdoor heatline The desired heatline temperatures can be set in parameter M10 The...

Page 24: ...when desired in parameter M12 When this frost protection is activated the unit will display error E43 and will power down or switch off the supply fan When the exhaust temperature drops below the set...

Page 25: ...er determined which location setting is activated Never change the location settings of the pre heater 6 21 Parameters M1 Actual Controls Parameter Description Unit M01 01 Temperature NTC1 ODA outdoor...

Page 26: ...10V supply air V M02 18 2nd setpoint 0 10V exhaust air V M02 19 Fire supply air 0 or 100 M02 20 Fire exhaust air 0 or 100 M02 21 Fire overrule supply air 0 or 100 M02 22 Fire overrule exhaust air 0 or...

Page 27: ...t flow internal is selected at M2 10 6 Failure supply fan normal open 16 Enable post heater 7 Failure exhaust fan normal closed 17 Enable post cooler 26 Enable time clock 8 Failure exhaust fan normal...

Page 28: ...t change n a M08 02 Comport 25 Do not change n a M08 03 Comport 35 Do not change n a M08 04 Comport 45 Do not change n a M08 05 Comport 55 Do not change M80 11 Comport 1 control M80 12 Comport 2 contr...

Page 29: ...eating P zone C M10 21 Heating I time sec M10 22 P zone C M10 23 Cooling I time sec M10 24 Minimum supply temperature T2 C M10 25 Maximum supply temperature T2 C M10 26 Tsupply request heatline calcul...

Page 30: ...st reset failure n a M20 03 3rd last reset failure n a M20 04 4th last reset failure n a M20 05 5th last reset failure n a M20 06 6th last reset failure n a M20 98 Reset Actual Failure 0 No 1 Yes Yes...

Page 31: ...ntspeed9 n a M60 61 Selectclock 6 Time min M60 62 Selectclock 6 Day8 n a M60 63 Selectclock 6 Ventspeed9 n a 8 The days can be set as follows 3 Weekend sat sun 7 Thursday 0 Never 4 Monday 8 Friday 1 E...

Page 32: ...M90 SD Card Parameter Description Unit M90 01 Status 0 No card 1 Fail 2 5 Init 6 Ready 7 9 Writing n a M90 02 Save parameters on SD card 0 No 1 Yes n a M90 03 Restore parameters from SD card 0 No 1 Ye...

Page 33: ...s a parameter follow this procedure 1 In the main page press the OK MENU UP DOWN button to show the first main parameter M01 ACTUAL CONTROLS M 2 Use the OK MENU UP DOWN or OK MENU UP DOWN button to se...

Page 34: ...st data will be overwritten The main PCB writes data to the SD card at minute intervals The text SD then appears on the display In parameter M90 01 the status of the SD slot can be read out Function S...

Page 35: ...nge clamp Do not forget to relock the hinges clamps after maintenance by turning locking screw back 90 The fans carry on rotating for a while after being switched off Always take ESD inhibiting measur...

Page 36: ...ng the new filters into the unit Place the air direction arrow towards the plate exchanger Place the text Dust side away from the plate exchanger If the filter is in two sections the gap between them...

Page 37: ...nd appropriately 8 4 Heat exchanger Inspect the heat exchanger once every 2 years 1 2 3 Open the fan maintenance access door Perform the following checks Contamination of plate exchanger Damage to pla...

Page 38: ...rk is carried out by a registered installer The medium is a coolant that is contained in the cooling system under excess pressure Perform the following checks Check for corrosion and leakage Check for...

Page 39: ...ailure in the stored parameter settings All parameters are set to default Check all parameters and adjust where necessary to comply with the required system settings E02 Internal failure Failure in th...

Page 40: ...contact closed Frost risk The assigned digital temperature input contact Frost protection is activated Summer night cooling stops The supply fan is switched off The heating valve is set at a minimum o...

Page 41: ...delivered products Liability The unit has been designed and manufactured for use in balanced ventilation systems incorporating Zehnder heat recovery systems Any other application is seen as inappropri...

Page 42: ...tery or batteries are connected correct Check if the battery or batteries are not leaking Check the correct functioning of frost thermostat if present Check the bent fins of the drip catcher not shift...

Page 43: ...rop damage and seal 12 months after installation Activity Y1 Y2 Y3 Y4 Y5 Y6 Y7 Checking panel filter pressure drop damage and seal Checking the draught excluders splitting Checking the servo motors of...

Page 44: ...ure drop damage and seal 12 months after installation Activity Y8 Y9 Y10 Y11 Y12 Y13 Y14 Checking panel filter pressure drop damage and seal Checking the draught excluders splitting Checking the servo...

Page 45: ...EN 45...

Page 46: ...46 EN...

Page 47: ...EN 47...

Page 48: ...Luglio 6 Campogalliano MO 41011 T 39 059 978 62 00 F 39 059 978 62 01 info comfosystems it www comfosystems it Nederland The Netherlands Zehnder Group Nederland B V Lingenstraat 2 8028 PM Zwolle T 09...

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