Tefcold BLC3 User Manual
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Tefcold BLC3 User Manual

Blast chiller/freezer
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BLAST CHILLER/FREEZER
User Manual
EN
FR
13
IT
25
ES
37
PT
49
3

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Summary of Contents for Tefcold BLC3

  • Page 1 BLAST CHILLER/FREEZER User Manual...

  • Page 2: Table Of Contents

    CONTENTS General information Important safety instructions .................. 4 Unpacking and installation ..................4 Electrical connection ....................5 Start-up of the cabinet ................... 5 Capacity ......................... 5 Recommendations for use ..................5 Blast chilling cycle ....................6 Shock freezing cycle ....................6 Cleaning and maintenance ..................

  • Page 3: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS 1. To obtain full use of the cabinet, we recommend reading this instruction manual. 2. It is the user’s responsibility to operate the appliance in accordance with the instructions given. 3. Contact your dealer immediately in case of any malfunctions. 4.

  • Page 4: Electrical Connection

    ELECTRICAL CONNECTION BLC3, BLC5 and BLC10 cabinets operates on 230 V/50 Hz. BLC14 operates on 3x400 V/50 Hz. Make sure that the cabinet is connected to a separate electrical group to avoid overload. The wall socket should be easily accessible.

  • Page 5: Recommendations For Use

    RECOMMENDATIONS FOR USE If the appliance remains inactive for a long period, proceed as follows 1. Use the automatic isolating switch to deactivate connection to the main electrical line. 2. Clean the appliance and surrounding areas thoroughly. 3. Spread a thin layer of cooking oil onto the stainless steel surfaces 4.

  • Page 6: Blast Chilling Cycle

    BLAST CHILLING CYCLE With this operating modality the chiller keeps the temperature of the refrigerating compartment close to zero during the entire chilling process in order to ensure a gradual drop in the temperature of the product to +3 °C.In this way, ice crystals do not form on the surface of the product .This blast chilling method should be used preferably for products that are not packed and whose physical/organoleptic characteristics could be damaged by the formation of superficial ice (e.g.

  • Page 7: Service

    To clean, proceed as follows: 1. Open the door (A) of the appliances. 2. Remove the lower panel(B) from the technical compartment: to do this, remove the screw fasteners(C) 3. It is now possible to clean the finned part of the condenser (D) using suitable tools and protection devices.

  • Page 8: Quick Guide

    QUICK GUIDE For the daily use...
  • Page 9 HOW TO SELECT A CYCLE Push the to move among the cycles CY1 , CY2 , CY3 , CY4 and the holding cycle The 5 programs have the default values shown in the diagrams next page. CY1: Fast chilling and conservation. (Hard + soft chilling and holding) CY2: Chilling and fast freezing.
  • Page 10 CY1: Hard chill + soft chill + holding CY3: Freezing cycle + holding CY2: Hard chill + soft chill + freezing + holding CY4: Freezing cycle then stop H: Holding mode...
  • Page 11 Furthermore the quality is preserved without major loss of weight, liquid and taste. Should then be stored in normally freezer at -20 °C. Bacterials in general Chill Freeze Bacterials destroyed Bacterial acceleration Bacterial reduction/stop © TEFCOLD A/S 2017...
  • Page 12 XB590L(XB570L) 1592006207 XB570L GB r1.1 26.08.2015 XB570L 2 /20...
  • Page 13 CONTENTS PLEASE READ BEFORE USING THIS MANUAL ..................2 SAFETY PRECAUTIONS ..........................2 GENERAL FEATURES ..........................2 MOUNTING & INSTALLATION ........................3 ELECTRICAL CONNECTIONS ........................3 CONNECTIONS ............................3 FRONTAL PANEL ............................3 QUICK START ...............................4 HOW TO SELECT A CYCLE.........................8 10. PARAMETERS ..............................9 11. HOW A CYCLE IS DONE........................... 12 12.

  • Page 14: Mounting & Installation

    • Each instrument is provided with an output for remote display XR REP, which shows the temperature of cabinets or goods. • The XB570L controller is provided with internal real time clock and can be connected to the XB07PR printer. This means that a report, which includes all the main features of cycle, can be printed: start and end of the cycle, length of the cycle, logging of the temperature of the cabinet and goods.

  • Page 15: Quick Start

    8. QUICK START 8.1 DISPLAY The upper display shows the temperature of the room probe. The lower display shows the temperature of the inserts probe or the count down timer. To pass to the one insert probe to the another one use the DOWN key. DISPLAY ...
  • Page 16 HOW TO SET THE TIME (RTC) Hold pushed the DOWN key (5) till the Min label is displayed. UP key: browse the Use the UP and DOWN KEY to browse menu: the parameters. - Min= minutes TO MODIFY: push the SET - Hou= hours button and then the UP and - daY= day...
  • Page 17 8.3 KEYBOARD WHEN A CYCLE 1,2,3,4 IS RUNNING DISPLAY TEMPERATURES: upper display shows temperature of the thermostat probe The bottom display shows the temperature of a insert probe (if enabled) or the count down timer. By pushing DOWN key, the probes iP1, iP2, iP3 and the count-down timer are displayed in sequence.
  • Page 18 8.5 OTHER KEYS LIGHT (4): push the LIGHT (4) key to switch the light on and off. The status of the light is monitored by the yellow LED upper the key. ON/OFF (8): push the OnF (8) key to switch the thermostat on and off. PRINTER (7): push the PRINTER key when the keyboard is connected to the controller, to enable or disable the...

  • Page 19: How To Select A Cycle

    8.8 MEANING OF THE LEDS A series of light points on the front panels is used to monitor the loads controlled by the instrument. Each LED function is described in the following table. MODE ACTION Compressor enabled Programming Phase (flashing with LED Flashing Anti-short cycle delay enabled Fan enabled...

  • Page 20: Parameters

    10. PARAMETERS REGULATION Hy Intervention differential for set point: (0.1 to 12.0 res. 0.1°C or 1°F) always positive. Compressor cut- IN is SET+HY. Compressor cut-OUT is when the temperature reaches the set point. AC Anti-short cycle delay: (0 to 30 min) minimum interval between the compressor stop and the following restart.
  • Page 21 rrd Regulation restart with door open alarm: Y=count down and regualtion restart when door open alarm is signalled; n=compressor and fans stay according to the odC parameter when door open alarm is signalled. d2F Second digital input configuration (26-27): (EAL; bAL) EAL=external alarm; bAL=serious alarm, regulation is stopped.;...
  • Page 22 HEATING (OSH<0): second compressor cut IN is OSS-OAH. Second compressor cut out is when the temperature OSS. OSi Probe selection for the second compressor: rP=thermostat probe; EP=evaporator probe; tiM=cycle count down; i1P=insert probe 1; i2P=insert probe 2; i3P=insert probe 3. DEFROST tdF Defrost type (not present in the XB350C): rE=electrical heater;...

  • Page 23: How A Cycle Is Done

    OTHER Adr Address for RS485: 1 to 247. bUt Buzzer activation at the end of the cycle: (0 to 60 sec; with 0 the buzzer is on till any key will be pushed). tPb Kind of probe: it sets the kind of probe used. ntC=NTC, PtC=PTC. rEL Release code (read only).
  • Page 24 11.3 EXAMPLE OF A BLAST CHILLER CYCLE The following drawing explains how a Blast Chiller cycle can be done. Temper. FIRST PHASE: 2 PHASE 3 PHASE °C HARD CHILL SOFT CHILL FREEZING CYCLE Time Insert probe Room Probe 11.3.1 First phase: “Hard chill”. It is normally used to fast chill hot foods.

  • Page 25: Installation And Mounting

    NOTE2: If the end cycle temperature iS3 is not reached in the maximum time Pd1+Pd2+Pd3 the instrument keep on working, but the alarm message “OCF” is given. 12. INSTALLATION AND MOUNTING ∅ Instruments XB570L shall be mounted on vertical panel, in a 150x31 mm hole, and fixed using two screws 3 x 2mm.

  • Page 26: Xb07Pr - Printer (Optional)

    13. XB07PR - PRINTER (OPTIONAL) The XB570L is designed to work with the XB07PR. The XB07PR kit is composed by: Printer Power adapter Connecting cables 13.1 PRINTER DIMENSIONS 1592006207 XB570L GB r1.1 26.08.2015 XB570L...

  • Page 27: Electrical Connections

    13.2 PRINTER MOUNTING SCREW FIXING PANEL CUT OUT 13.3 CONNECTION TO THE XB570L – XB07PR 14. ELECTRICAL CONNECTIONS The instruments are provided with screw terminal block to connect cables with a cross section up to 2.5mm for the digital and analogue inputs. Relays and power supply have a Faston connection (6.3mm). Heat- resistant cables have to be used.

  • Page 28: Ttl Serial Line

    15. TTL SERIAL LINE The TTL connector allows, by means of the external module TTL/RS485, to connect the unit to a network line ModBUS-RTU compatible as the Dixell monitoring system. The same TTL connector is used to upload and download the parameter list of the “HOT KEY”. 16.

  • Page 29: Technical Data

    18. TECHNICAL DATA Housing: self extinguishing ABS Case: frontal 185x38 mm; depth 70mm Mounting: panel mounting in a 150x31mm panel cut-out Frontal protection: IP65 Connections: screw terminal block ≤ 2.5mm wiring Power supply: 230Vac, ±10% Power absorption: 5VA max Display: dual display Inputs: 5 PTC or NTC probes Relay outputs: Compressor: relay SPST 20(8)A or 8(3) A, 250Vac...
  • Page 30 Cy4: direct fast freezing without holding CyS = tEP iS2=-18°C (0°F) Pd3 = OFF dbC = no rS2=-30°C (-22°F) dbH = no iS1 =-18°C (0°F) Pd2 =OFF HdS = OFF rS1=-30°C (-22°F) iS3=-18°C (0°F) Pd1 = 4.0 rS3=-30°C (-22°F) 1592006207 XB570L GB r1.1 26.08.2015 XB570L...

  • Page 31: Standard Values Of The Parameters

    20. STANDARD VALUES OF THE PARAMETERS. Label Value Level Description Range - - - Set point -50.0 to 50.0°C - - - not used Compressor hysteresis 0.1 to 12.0°C Compressor restart delay 0 to 30 min Time of stand by 0 to 60 min Maximum acceptable duration of power failure 0 to 250 min...
  • Page 32 Label Value Level Description Range Fan stop temperature -50.0 to 50.0°C Differential for the stop temperature and for the alarm 0.1 to 25.0°C Fan delay after defrost 0 to 255 min Maximum temperature alarm 1.0 to 50.0°C Minimum temperature alarm 1.0 to 50.0°C Temperature alarm delay 0 to 255 min...
  • Page 33 12.2 XB07PR - DIMENSIONS 12.3 XB07PR - MONTAGE FIXATION À VIS MONTAGE SUR PANNEAU 1593006207 XB570L FR r1.0 26.08.2015 XB570L 17/24...
  • Page 34 Temperature displayed during defrost rt; it; SET; dEF Drip time 0 to 60 min Temperature display time after defrost 0 to 120 min o-n; C1n; C2n; Cn; o-Y; C1Y; Fan operating mode during hold C2Y; Cy Fan stop temperature -50.0 to 50.0°C Differential for the stop temperature and for the alarm 0.1 to 25.0°C Fan delay after defrost...

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Blc5Blc10Blc14

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