Foster RBC20-60 manuale d’uso

RBC20-60 Blast Chiller[...]

1 Contents Page Introduction 1 to 2 Model Details 2 Controller Technical Detail 2 Parts List 2 Operating Instructions 3 to 6 Electrical Connections 7 Service Information 7 to 19 Diagnostics 8 Function Test 8 Passcode 8 Profiles 9 Parameter Access 9 Parameters 9 to 11 Parameter Definitions 11 to 18 Alarms and Warnings 18 Foot Print Test Operation 19[...]

2 The controller will determine the temperature to be maintain ed during the hold phase base d on the chilling cycle th at has been completed. If a soft or hard chill has taken pla ce the controller will maintain an air temp erature of 2°c. The hold mode is p rincipally intended as a tempora ry storage facility offering the op erator flexibility u[...]

Blast Chill & Shock Freeze Operating Instructions. Standard Operation When mains electrical power is first applied to the controller it will carry out a self-test fun ction, for approximately 3 seconds. During this period the display will show. On completion of the self test, the controller w ill revert to the last chill program that was run 3 [...]

4 Pre Chill This program is used to Pre Chill the cabinet prior to the first cycle. This is done with the Blast Chiller empty and is a short time based pro gram of about 20 minutes. It is generally recognised a s the correct me thod of preparing for a blast chill cycle. The program is selected by rotating the dial until the display sho ws, press an[...]

Information Whilst in the program selection screen pre ss and hold the dial for 2 se conds, the information screen will be displayed. Rotate the dial until ‘INFORMATION’ is highlighted. Press and release the dial to display the screen showi ng t he last run cy cle. The information relates to date, program run, start time, start temperatu re a n[...]

6 High Temperature: This alarm will only occur in the hold mode only. Probe the product to determin e it is at the correct temperature. If it is at the correct temperature plac e in a storage refrigerato r or freezer and call you r Foster Authorised Service Company. If the produ ct te mperature is above the gui delin es check the chill time selecte[...]

Electrical Connections. Inputs. L - Mains ‘Live’ supply (115V 230V, 50Hz / 60Hz). 4 terminals. N - Mains ‘Neutral’ supply – 16 terminals. E - Protective Earth – 16 terminals. DOOR - Door Switching connectio n (not voltage carrying). DOOR2 - Safety door switch connection (not voltage carryin g). HP - High Pressu re swit ch c onnection (n[...]

Diagnostics Rotate the dial until you reac h ‘Diagnostics’, below left, pres s and release the dial to highlight the com ponent. In this program you can test each of the majo r components on the machine in sequen ce, 1- COMPRESSOR, 2-FAN1, 3-FAN2, 4- DEFROST, 5- ALARM, 6- CC AP (Capacity Contro l), 7- UV-L (UV light if fi tted), ESC (escape). R[...]

Profiles. You are now in the pr ogram profiles. Th e controller has 9 operating programs – Pre Chill, Soft Chill, Hard Chill, Hard Chill Max, Shock Freeze, Professional 1, Prof essional 2, Professional 3, Defrost a nd 2 optional pro grams – UV Sanitisation and Information. These programs are al l available dependi ng upon which of the profile s[...]

10 HA RD MA X P14 AIR TEMP °C -20 15 -15 P15 Chill Time MINUTES 5 480 90 P16 CHILL TEMP °C -15 15 3 P17 HOLD TEMP °C -15 15 3 SHOCK FREEZE P18 AIR TEMP °C -35 15 -30 P19 CHILL TIME MINUTES 5 480 240 P20 CHILL TEMP °C -35 15 -21 P21 HOLD TEMP °C -35 15 -21 PROFFESSIONAL 1 P22 Air Temp. Std. °C -20 15 -15 P23 Chill Time Std. Minutes P24 P25 90[...]

11 P86 Alarm Buzzer Function NO YES NO P87 Air Probe Offset °K -15 15 0 P88 Coil Probe Offset °K -15 15 0 P89 Food 1 Offset °K -15 15 0 P90 Food 2 Enable Function NO YES NO P91 Food 2 Offset °K -15 15 0 P92 Food 3 Enable Function NO YES NO P93 Food 3 Offset °K -15 15 0 P94 Address Integer 1 255 255 Parameter Definitions Pre-Chill P01 Pre-Chill[...]

12 P13 Change Temp The percentage of a temperature b ased chill cycle, wh ich is passed bef ore automatically adjustin g the air temperature set point to 1°C.The rang e is adjustable in 5% increme nts. Range 5% to 95%. Hard Max P14 Air Temp The temperature, which the air probe must re ad before the condensin g system is de-energi sed in the chill [...]

13 P27 Chill Temp Minimum The minimum value that the temperature, which Food Probe 1 must read before the condensi ng system is de- energised in the chill mode of the Professional 1 program, prior to entering the Hold mode of a temperatu re based cycle, which it can be adjusted to by the operator. Range -20°C to -5°C. P28 Chill Temp Maximum The m[...]

14 P40 Chill Temp Maximum The maximum value that the tempe rature, which F ood Pr obe 1 must read before the condensing system is de- energised in the chill mode of the Professional 2 program, prior to entering the Hold mode of a temperatu re based cycle, which it can be adjusted to by the operator. Range -5°C to -15° C. P41 Hold Temp Std The sta[...]

15 P53 Hold Temp Std The standard temperature, which the air probe must r ead before the conden sing system is de-energised in the Hold mode of the Professional 3 Progra m. Range -15°C to 15°C. P54 Hold Temp Minimum The minimum value that the Hold tem perature set point ca n be adj usted to by the operator i n the Professional 3 program. Range -1[...]

16 Note: The fan 1 hold operation does not effect routine defros t operat ion. P66 FAN 2 Hold Operation Determines the evaporator fan relay energisation d uring ‘Hold’ mode. ‘OFF’ = Evaporator fan 2 relay is not energised in ‘Hold’. ‘CYCLE’ = Evaporator fan 2 relay cycles with condensing syste m relay in ‘Ho ld’. ‘AUTO’ = Ev[...]

17 NO = No safety door switch fitted. YES = Safety door switch fitted. Note: Usually fitted to the e vaporator fan door on Mod ular Blast Chillers. P79 Door Switch 1 Determines if a d oor switch is fitted or not, and conseque ntly dictates Eva porator Fa n opera tion, UV Sanitisation operation and door alarm activation’s. Also used to initiate th[...]

NO = No third food probe fitted. YES = Third food probe fitted. P93 Food 3 Offse t Allows the value of Food Probe 3 to be offset allowing for the product temperatu re to be accurately measured. Range -15°C to +15°C. P94 Address The controller periphe ral number. This is only necessary when controlle r are linked via a network to a computer manage[...]

Foot Print Test operation The foot print test is a method of checking the operati on of the process in a redu ced time pe ri od The foot print test takes ten minutes. The first ten seconds are used for the display test, after that the relays are energised in a simple operating pattern to ensure each are energised. During the fi nal ten seconds the [...]

20 Technical Data RBC20-60 RBC20-60R Nominal Chilling Capacity 60Kg 60Kg Duty @ -15°C 3800w 3800w Fans 3 3 Evaporating Temperature -15°C -15°C HP Switch Setting Refrigerant Control TEV TEV Refrigerant R404a R404a Refrigerant Quantity System 1 1900grms System 2 1900grms Electrical Supply 400/3/50 – 16amp 230/1/50 13 amp (Fans & Defrost) Tot[...]

21 EVAPORATOR ASSE MBLY RBC20-60 SERVICE PLATE SYSTEM 1 & SYSTEM 2 PHIALS MUST BE FITTED IN THE HORIZONTAL POSITION AND CORK TAPED FAN PLATE[...]

22 Schematic Dual Circuit Refrigeration Layout CONDENSER - DUAL CIRCUIT COMPRESSOR COMPRESSOR EVAPORATOR – DUAL CIRCUIT SIGHT GLASS SOL. VALVE DRIER SIGHT GLASS SOL. VALVE DRIER EXP. VALVE EXP. VALVE LIQUID RECEIVER LIQUID RECEIVER HP SW. HP SW. LP SW. LP SW. PHIAL PHIAL STAT EQUALISING LINE EQUALISING LINE[...]

23 COMPRESSOR WIRING RBC20-60[...]

RBC20-60 1 of 2 Wiring Diagram 24[...]

RBC20-60 2 of 2 Wiring Diagram 25[...]

RBC20-60R 1 of 2 Wiring Diagram 26[...]

27 RBC20-60R 2 of 2 Wiring Diagram[...]

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4 Foster European Oper ations rance oster Refrigerator France SA el: (33) 01 34 30 22 22 Fax: (33) 01 30 37 68 74 Email: info@f osterfrance.com F F T Germany oster Refrigerator Germany el: (0781) 96 93 00 Fax: (0781) 96 93 019 Email: info@fosterrefrige rator.de F T oster Refrigerator ldmedow R oad, King’s Ly nn, orfolk Pe 30 4JU ngland el: 01553 [...]