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Heatcraft Refrigeration Products Masterlog 4 User Handbook Manual

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Masterlog4
User Handbook
Masterlog 4 "Version 2"
st
(from the 11
march 2008)

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Summary of Contents for Heatcraft Refrigeration Products Masterlog 4

  • Page 1 Masterlog4 User Handbook Masterlog 4 “Version 2” (from the 11 march 2008)

  • Page 3: Operating Instructions

    OPERATING INSTRUCTIONS MASTERLOG 4 “Version 2” The default parameter settings for the MASTERLOG 4 (bn1) are selected for operation with chilling evaporators equipped with an air defrost system. For a different operating mode one of the following programs may be selected: ‘bn1’= chilling with air defrost...

  • Page 4: Probe

    1 - Wiring Sensors: 18 - 19 Ambient probe (PROBE 1) 20 - 21 End of defrost probe (PROBE 2) Digital inputs: 22 - 23 Digital input 1 (DI 1) - Parameters A4 24 - 25 Digital input 2 (DI 2) - Parameters A5 26 - 27 Digital input 3 (DI 3) - Parameters A9 Auxiliary: 13 - 14 AUX 1 –...

  • Page 5: Probe

    2 - Display Meaning with the symbol Meaning with the symbol Symbols Colour illuminated blinking Compressor in standby and ready Amber Compressor operational to start Condenser fan in standby and Amber Condenser fan operational ready to start Condenser fan in standby and Amber Defrost in progress ready to start...
  • Page 6 3 - Parameters: 3-1 . Access to parameters: Modify the set point only Use the up and down keys to modify the set Press SET to confirm the Press and hold SET for 1 second point value Access to all parameters Press and hold PRG and Use the up and down keys to select SET at the same time for...

  • Page 7: Probe

    3-2 . Rotation of the parameters list menu (OPTION) Probe Time range Control HACCP (OPTION) Compressor Configuration Defrost Alarm ‘Set’= to access or quit a parameter ‘Set’= to access a block ‘Prg’= to quit a block Code +050004036 Rel. 1.0 – 11/03/2008...

  • Page 8: Table Of Contents

    4- List of parameters: The parameters may vary depending on the model of MD33 /: Probe parameters Measurement Parameter and description Display unit Probe measurement delay 1=immediate response 15=delayed response Probe display speed 0=slow 15=fast Virtual probe (between probe 1 and probe 2) 0=Setting of probe 1 50=average between probe 1 and probe 2 100=Setting of probe 2...

  • Page 9: Probe

    r: Setting parameters Measurement Display Parameter and description unit °C/°F Temperature set point °C/°F Differential °C/°F Dead zone °C/°F Hot differential relay (with dead zone) °C/°F Minimum set point value entered by user °C/°F Maximum set point value entered by user Operating mode 0=direct thermostat (cold) with defrost Select...

  • Page 10: Probe

    d: Defrost parameters Measurement Parameter and description Display unit Type of defrost 0=defrost with elec. element ends with temperature or time 1=defrost with hot gas ends with temperature or time Select 2=defrost with elec. element ends with time 3=defrost with hot gas ends with time 4= defrost with elec.
  • Page 11 A: Alarm parameters Measurement Display Parameter and description unit °C/°F Alarms and fans differential Type of alarm threshold: low-temperature (AL) and high-temperature (AH) 0=AL and AH threshold in relation to set point Select (factory set) 1=AL and AH absolute values Low-temperature alarm threshold (AL) °C/°F differential >...
  • Page 12 F: Ventilation parameters Measurement Parameter and description Display unit Fans control 0=fan always on except in phases F2, F3, Fd 1=fan thermostat controlled according to difference between controller temperature and Select evaporator temperature (in relation to F1) 2=fan thermostat controlled according to evaporator temperature (in relation to F1) °C/°F Fan start up temperature...
  • Page 13 Measurement Parameter and description Display unit Buzzer operation Select 0=in case of an alarm 1=always off Operating mode of relay 5 0=relay open in case of alarm 1=relay closed in case of alarm 2=auxiliary output: Open or close relay 4 by pressing the AUX key 3=light output 4=auxiliary evaporator defrost output...
  • Page 14 HA: HACCP alarm parameters (OPTIONAL) Measurement Display Parameter and description unit Number of HA alarm events recorded Time/date of last HA recorded Year Year Month Month Hour Hour Minute Duration Duration Time/date of last HA recorded Year Year Month Month Hour Hour Minute...
  • Page 15 Measurement Display Parameter and description unit Time/date of last HF recorded Year Year Month Month Hour Hour Minute Duration Duration Time/date of last HF recorded Year Year Month Month Hour Hour Minute Duration Duration HACCP alarm delay Htd=0 function disabled td: Defrost time parameters (OPTIONAL) Measurement Display...
  • Page 16 Measurement Display Parameter and description unit Defrost 3 time range Hour Hour Minute Defrost 4 time range Hour Hour Minute Defrost 5 time range Hour Hour Minute Defrost 6 time range Hour Hour Minute Defrost 7 time range Hour Hour Minute Defrost 8 time range Hour...
  • Page 17 Measurement Display Parameter and description unit Light/auxiliary off time range Day (same as ton) Hour Hour Minute Time/date programming Year Year Month Month Day of the week 1=Monday 2=Tuesday 3=Wednesday 4=Thursday 5=Friday 6=Saturday 7=Sunday Hour Hour Minute Code +050004036 Rel. 1.0 – 11/03/2008...
  • Page 18 5 – List of alarm codes Code Description Display icon Reset Alarm relay Buzzer Before any intervention, always check the wiring. Controller virtual probe damaged or disconnected Automatic Flashing Ambient probe S1 damaged or disconnected Automatic Flashing Defrost probe S2 damaged or disconnected Automatic Flashing Probe S3 damaged or disconnected...
  • Page 19 6 – Spare parts: *Controller Masterlog 4 with 2 probes (ambient and end of defrost) code PDEL01957 *Ambient probe code PDEL00490 *End of defrost probe code PDEL00455 7 – Miscellaneous: 7 – 1 Test NTC probe for damage: Temp. °C Value KΩ...
  • Page 20 Code +050004036 Rel. 1.0 – 11/03/2008...

  • Page 21: Technical Characteristics

    8. TECHNICAL CHARACTERISTICS Power Supply: Model E= Voltage: 230 V~, 50/60 Hz; Power: 11.3 VA, 50 mA~ max. Model A= Voltage: 115 V~, 50/60 Hz; Power: 11.3 VA, 100 mA~ max. Model H= Voltage: 115...230 V~, 50/60 Hz; Power: 12 VA, 110 mA~ max. guaranteed by the p.
  • Page 22 Discharge time: typically 6 months (8 months maximum); recharge time: typically 5 hours (<8 hours maximum). Bare board= -10T65°C; <90% rH non-condensing. Operating conditions: With plastic case= -10T50°C; <90% rH non-condensing. Current= Relay 1 12 A; Relay 2 0 A; Relay 3 4 A; Relay 4 4 A; Relay 5 4 A; Relay 1 0 A; Relay 2 12 A; Relay 3 4 A;...
  • Page 24 Agency HEATCRAFT 42 Rue Roger SALENGRO 69741 GENAS (LYON) France...