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Summary of Contents for Elcold LAB Series
- Page 1 User Instructions Ultra Low Temperature Freezers Model LAB/ULT...
- Page 2 Elcold Frysere Hobro ApS Løgstørvej 81 Hørby 9500 Hobro Denmark Phone +45 9657 2222 Fax +45 9852 4685 Email elcold@elcold.com www.elcold.com...
- Page 3 User Instructions Lab* Frost Ultra Low Temperature Freezers Model LAB/ULT...
- Page 4 SAFETY INFORMATIONS The LAB/ULT freezers contains environmentally friendly but flammable refigerants. It means danger of explosion if for any reason the refigerants are allowed to escape from the system. The refigeration system must never be accessed by unauthorized personal. When transporting and installing the unit, ensure that no part of the tubing system is damaged. If the tubing is damaged and leak occurs, avoid any ignition sources and naked flames near the unit, and ventilate the room immediately.
- Page 5 USER INSTRUCTIONS • Never touch the freezers interior or products in the freezer when the Congratulations on your new low tempera- freezer is operating. Use gloves or alike ture freezer. We trust that it will serve you in order to avoid injuries (frost-bite). for many years to come.
- Page 6 6. Setting up the freezer. there is an electricity supply to the plug or if the fuse is blown. If not please go to trouble The freezer should not be placed where it shooting page 6. 18. might be splashed with water, in extreme high humidity or in direct sunlight.
- Page 7 compressor could occur due to overheat- How to lock and unlock the keyboard ing. 1.Press the up and down keys simultaneously for more than 3.seconds. How to change the set point 1.Press the SET key for more than 3.seconds to change the set point value. 2.The set point value will be displayed and the LED starts flashing.
- Page 8 18. Trouble shooting. The appliance is not operating. Please check: Is the electrical plug connected to the mains (wall socket)? Has the fuse blown? The temperature inside the appliance is too high. Please check: Is the Dixell controller set to the correct temperature? Has an excess amount of ice formed inside the appliance?
- Page 9 DIXELL XT111C FOR LAB/ULT MODELS GENERAL DESCRIPTION The XT110C and XT111C are single-stage ON/OFF controllers for temperature, XT111C humidity and pressure applications with Single Stage Digital Controller direct or inverse action, user-selectable. For Temperature The analogue input type can be set by parameter between the following, GENERAL WARNING according to the model:...
- Page 10 Front panel commands TO see THE SETPOINT 1. Push and release the SET key to see the Set point value; 2. To come back to the normal display push again the SET key or wait 10s. SET: TO CHANGE THE SETPOINT To display and modify target set point;...
- Page 11 Another possibility is the following: the controller is switched OFF. To switch the After switching ON the instrument, within 30 instrument on again press the SET key. seconds, push SET + n keys together for 3s: PROBES AND MEASURING RANGE the Pr2 menu will be entered.
- Page 12 ALARMS Alarm relay configuration (XT111C only): cL = 4-6 terminals open with alarm; oP = 4-6 Temperature alarms configuration: it deter- terminals closed with alarm. mines if alarms are relative to set point or referred to absolute values. PROBES AND DISPLAY rE relative to set point;...
- Page 13 DIGITAL INPUT mounted on vertical panel, in a 29x71 mm hole, and fixed using the special brackets supplied. Set point change during during the Energy Saving cycle: (Down Sc./Full Sc.) sets the variation of the set point during the Energy PANEL Saving cycle.
- Page 14 How to use the HOT KEY GENERIC ALARM (i1F = EaL) As soon as the digital input is activated the How to program a hot key from the unit will wait for “did” time delay before instrument (UPLOAD) signalling the “EAL” alarm message. The 1.
- Page 15 XT111C: the alarm relay status depends on the tbA parameter: with tbA=yES the relay is dis- abled by pressing any key, with tbA=no the alarm relay remains enabled as long as the alarm lasts. The display signal remains as long as the alarm condition remains. Alarm recovery: Probe alarms “PFo”, “PFc”...
- Page 16 DEFAULT SETTING VALUES Name Range °C/°F Set point LS1+US1 0/32 Differential -Full Sc./Full Sc. -1/-2 Minimum set point Down Sc./Set Maximum setpoint Set/Full Sc. Action type output in=Inverse; dir=directed Anti-short cycle delay 0 -250 sec. Minimum time a stage stays switched ON 0 -250 sec.
- Page 17 Factory settings LAB/ULT models. Dixell XT111C Settings 230V 50Hz Description Label Regulation Set point Different (Hysteresis) Minimum set point Maximum set point Action type output 1 Anti-short cycle delay Minimum time a stage stays switched on Minimum time between 2 following switching ON of the same load Alarm and safety Alarm configuration...
- Page 18 Wiring diagrams Censor Power supply 230V 50/60 HZ Thermostat Out ext. Power supply Alamm Censor Power supply 230V 50/60 HZ Thermostat Out ext. Power supply Alamm User Instructions Ultra Low Temperature Freezers Model LAB/ULT...
- Page 19 User Instructions Ultra Low Temperature Freezers Model LAB/ULT...
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