background image

Heat recovery unit with cooling circuit - 

RCF

 -

0208-6180549-rev. 02

5

GB

Controls manual 

Introduction

The control installed on the RCF 

units is a compact device usually 

provided  to control air conditio-

ning units. 

   Carefully  and  thoroughly  read  all  the 

information referred to in this manual. Pay 
particular attention to the norms accompanied 
by the indication “DANGER” or “ATTENTION” 
since, if not observed, may cause damage to 
the unit or to people. 

•   If any malfunctions are found out, which are 

not included in this manual, please  contact 
the local After-Sales Service immediately.

•  

FAST S.p.A. declines all liability for any 
damage caused by the improper use of the 
machine or the partial or superficial reading of 
the information contained in this manual.

•   Installation  and  maintenance  must 

be  performed  by  qualified  and 
experienced  personnel,  having  the 
requirements  that  are  foreseen  by 
law  46/90  and/or  the  DL  380/2001 
for  the  electrical/electronic  and 
air-conditioning  installation,  with 
consequent  registration  at  the  local 
CHAMBER  OF  COMMERCE,  if  this  is 
not  so,  FAST  S.p.A.  declines  all 
responsibility  regarding  the  safety  of 
the product.

THE  MANUFACTURER  DECLINES  ALL 
LIABILITY  FOR  DAMAGE TO THINGS  OR 
INJURY  TO  PERSONS  AND  ANIMALS 
CAUSED  BY  THE  FAILURE  TO  OBSERVE 
THE INSTRUCTIONS AND STANDARDS IN 
THIS MANUAL.

Although suitable risk analysis have been 
performed during the design of the RCF 
unit,  PAY  ATTENTION  to  the  pictograms 
on  the  machine  which  help  understand 
the  manual  better,  rapidly  catching  the 
attention of the reader concerning the risks 
which can not be avoided or sufficiently 
limited  through  the  use  of  technical 
protection means and measures.
G E N E R A L   H A Z A R D   S I G N A L

Carefully  adhere  to  all  the  indications 

n e x t  

t o  

t h e  

i c o n . 

Failure  to  comply  with  the 
instructions may generate hazardous 

situations  with  possible  damage  to  the 
health of the operator and user in general.

DANGEROUS  ELECTRICAL  VOLTAGE 
SIGNAL 

Carefully adhere to all the indications 
next to the icon. 
The signal indicates components of 

the unit or, in this manual, specifies actions that 
could generate electrically-related risks.

GENERAL PROHIBITION SIGNAL

Carefully  adhere to all the indications next to the 
icon that limit actions in order to guarantee better 

operator safety.

MAIN WARRANTY

CONDITIONS

•   The warranty does not cover payment for 

damages cause by the incorrect installation of 
the unit by the installer.

•   The warranty does not cover payment for 

damages cause by the improper use of the 
unit by the user. 

•   The manufacturer is not responsible for 

accidents to the installer or user that are due 
to the improper use and incorrect installation 
of the unit.

The warranty is not valid when:

•   the maintenance and repairs have been 

performed by unauthorised persons or 
companies;

•   the unit has been previously repaired or 

modified with spare parts that are not original; 

•   the unit has not undergone suitable 

maintenance;

•   the instructions described in the present 

manual have not been followed correctly;

•  unauthorised modifications have been made.

Note:
The  Manufacturer  reserves  the  right  at 
all  times  to  make  any  modification 

for  the  improvement  of  its  product 
and  is  not  obliged  to  add  these 
modification  to  machines  of  previous 
manufacture,  which  have  already 
been  delivered  or  are  being  built.
The warranty conditions are any subject 
to  the  general  sales  conditions  at 
the  moment  the  contract  is  finalised.

Summary of Contents for RCF Series

Page 1: ...0208 6180549 rev 02 FAST S p A CONTROLS MANUAL GB HEAT RECOVERY UNITS WITH COOLING CIRCUIT RCF SERIES...

Page 2: ......

Page 3: ...ristics 6 Installation of remote panel 6 Wiring of remote panel 7 User interface 7 Men levels 9 Components 10 Functions 11 Diagnostics 13 Parameters setting 16 Parameters 17 Technical characteristics...

Page 4: ...oys Seamless round copper tubes for air conditioning and refrigeration 2 designed manufactured and commercialized in compliance with the following EEC Directive PED safety 97 23 CE Machinery safety 98...

Page 5: ...ly limited through the use of technical protection means and measures G E N E R A L H A Z A R D S I G N A L Carefully adhere to all the indications n e x t t o t h e i c o n Failure to comply with the...

Page 6: ...assword inside the electrical panel remote panel max distance 150m to be connected directly to the unit wiring cable not included Troubleshooting The controls check and mark the fol lowing possible fa...

Page 7: ...onfigured as digi tal inputs with parameters Pa H05 Pa H06 Pa H08 8 digital inputs are therefore available Wiring of remote panel Important Never connect the keyboard when the instrument is on Avoid s...

Page 8: ...r more than 2 seconds you move one level up If the last level of a menu is displayed press the button and release it within two seconds to go up one level In men operating mode it shows the pre vious...

Page 9: ...D d I s r e t e m a r a P r A P d r o w s s a P s s P e u l a V g n i l o o C t e S e u l a V g n i t a e H t e S e u l a V t u p n I e u g o l a n A s u t a t S t u p n I l a t i g i D x e d n I r e...

Page 10: ...and start up of the same com pressor compressor on off safety time con trolled by parameter Pa C01 This parameter also applies to when the device is started up ON OFF Pa C01 Pa C02 Time COMPR Pa C01...

Page 11: ...cooling and freeheating are used to cool or heat the internal environment using outdoor air The external air enters the environment through a damper that mixes it with the recirculated air from insi d...

Page 12: ...e compressor is ON the control starts the defrost coun tdown 1 min countdown When 1 min pas sed the control device starts the defrosting process At this point Pad06 compressor valve time delay 30 sec...

Page 13: ...rms are sampled every 225 seconds Example if the number of events is set to 3 the duration of the alarm must last between 2 225 seconds and 3 225 seconds for the alarm to be switched from automatic to...

Page 14: ...OFF ON Automatically reset unless alarm events per hour reaches the value of parameter Pa A08 after which it is manually reset Not active when Pa A07 time is counted after a compressor is turned on E0...

Page 15: ...d as worn filters see digital inputs remains inactive for a period of time equal to Pa A05 Not active when the Pa A03 time is counted after fan is turned on OFF OFF3 Reset is carried out automatically...

Page 16: ...e contact is open The ID4 is configured as active when the contact is closed The ID5 input is configured as active when the contact is closed Relay 1 is connected to the compressor Relay 2 is connecte...

Page 17: ...ermal switch 2 Worn filters 3 Remote Heating Cooling 4 Remote ON OFF 5 Thermal switch compressor 2 6 Request for second compressor capa city step 7 damper opening Pa H22 Configuration of output NO2 0...

Page 18: ...a A01 Low pressure pressure switch by pass time Determines the delay between starting up the compressor and starting up the low pres sure digital alarm diagnostics It is expressed in seconds Pa A02 Nu...

Page 19: ...eating mode 3 continuous operating of fan in cooling mode on request in heating mode 4 continuous operating of fan in heating mode on request in cooling mode Pa P02 Delay between fan ON and com presso...

Page 20: ...if Pa H49 1 la temperatura al di sotto la quale viene avviato il ciclo di sbrinamento Pa d09 Temperature at which defrost ends if Pa H49 1 Temperature above which the defrost cycle is ended Pa d10 En...

Page 21: ...Enables dynamic set point 1 0 1 Flag 0 Pa H32 Dynamic set point off set in cooling mode 50 12 7 12 7 C 1 0 Pa H33 Dynamic set point off set in heating mode 0 12 7 12 7 C 1 0 Pa H34 Outdoor temperatur...

Page 22: ...Pa C02 ON ON safety time 36 0 255 Seconds 10 20 Pa C03 Temperature control hysteresis in cooling mode 15 0 25 5 C 2 Pa C04 Temperature control hysteresis in heating mode 15 0 25 5 C 1 5 Pa C05 Regula...

Page 23: ...eed in heating mode 100 0 100 80 Pa F17 Minimum fan speed temperature pressure set point in heating mode 100 500 800 C 10 kPa 10 180 Pa F18 Proportional band in heating mode 100 0 255 C 10 kPa 10 40 P...

Page 24: ...2 AWG 16 28 1 5 way p2 5 5 way connector with remote control and copy card programming AWG 24 30 1 2 3 way connector remote keyboard AWG 22 30 Display and LEDs 3 digits sign 5 red LEDs Buttons 2 butt...

Page 25: ...ntegrated In terms of automatic operating featu res as a type 1 action control device with reference to manufacturing tolerances and drifts As a class 2 device in relation to protec tion against elect...

Page 26: ...NOTES...

Page 27: ...ht to introduce at any time whatever modifications deemed necessary to the improvement of the product FAST S p A TRATTAMENTO DELL ARIA 35044 Montagnana PD Italy Via Luppia Alberi 170 Tel 39 0429 80631...

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