Lauda VF 20040 C Operating Instructions Manual Download Page 26 | Manualshive

Page: 26 / 42

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12

Circuit diagram

A1

Single-board cryostat

A2

Touch screen unit

F3

Over pressure switch, 1st stage

F4

Over pressure switch, 2nd stage

F5

Microfuse 1.6 A T

F6

Microfuse 1.6 A T

S1

Mains switch

K1

Main contactor

K2

Potential-free contact

M1

Compressor, 1st stage

M2

Compressor, 2nd stage

M3

Fan motor, 1,000 rpm or 1,500 rpm

Single-board cryostat A1

F1

Temperature probe PT100 for refrigeration compartment

F2

Temperature probe PT100 for condenser

E1

Door switch/cover switch

S2

Switch CO2/LN2

S1

Solid state relay, 1st Stage 0/+15V max.

S2

Solid state relay, 2nd Stage 0/+15V max.

K3

Potential-free contact

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Summary of Contents for VF 20040 C

Page 1: ...Operating Instructions Versafreeze Chest Freezers VF 20040 C VF 55040 C VF 75040 C VF 20085 C VF 55085 C VF 75085 C...

Page 2: ...2 42 Versafreeze Chest Freezers V1...

Page 3: ...40 C can be set to temperatures as low as 40 C Chest freezer models VF 20085 C VF 55085 C and VF 75085 C can be set to temperatures from 50 C to 86 C The devices are optimized for operation at the res...

Page 4: ...4 42 Versafreeze Chest Freezers V1...

Page 5: ...hanging the password 15 7 Function description 16 Function of the data logger history 16 Data transfer via USB 17 Internet connection 17 7 3 1 Entering e mail addresses for forwarding alarms 17 7 3 2...

Page 6: ...itoring and recording refrigeration compartment temperature 36 Storage system 36 13 2 1 Inserts 36 13 2 2 Boxes 37 13 2 3 Grids 37 14 Notes 38 15 Ordering spare parts LAUDA Service 39 16 Product Retur...

Page 7: ...products The storage of highly flammable and or explosive substances is forbidden The devices are optimized for operation at the respective maximum target temperature at which they also achieve their...

Page 8: ...d com pletely and the system blown through with dry nitrogen Only trained and qualified personnel are per mitted to dispose of refrigerant and removed components Caution flammable refrigerant hydrocar...

Page 9: ...ch the power supply specifications The main switch on the refrigeration system must switched off position 0 Once these conditions have been met establish the electrical connection The refrigeration sy...

Page 10: ...ange field shows the voltage of the internal battery The bottom line on the display indicates whether the appliance is a single stage or dual stage device Rotating symbols indi cate that the compresso...

Page 11: ...artment temperature is too high Safety cooling auxiliary device is on standby Solenoid valve will be activated soon and no fault in the auxiliary device Soon means Refrigeration compartment temperatur...

Page 12: ...naging access rights for user profiles login and user profile display Admin 1 All settings required to integrate the freezer into the operator s IT landscape for example can be configured under the us...

Page 13: ...rm To switch off the appliance first press the ON OFF symbol on the touch screen unit and then set the main switch to position 0 Caution To switch off the chest freezer for longer periods press the ON...

Page 14: ...r switches on the compressors to start the cooling process so that the refriger ation compartment reaches the set point temperature The refrigeration compartment temperature display remains red until...

Page 15: ...adlock at the top of the screen indicates which user profile is currently active The Admin1 padlock contains three stars Service two stars User one star and Guest no stars Tap the menu symbol to chang...

Page 16: ...days or hours can be selected by tap ping the Data logger history symbol To view past events tap the symbol to open a window for setting the start and end dates Now choose the desired start and end da...

Page 17: ...can also send alarms by e mail Different e mail addresses and an e mail server can be configured for this purpose 7 3 1 Entering e mail addresses for forwarding alarms In order to configure e mail add...

Page 18: ...anagement settings Tapping the Add button opens the Controller window Select the checkbox next to VFXXXYY in this window and then save The New configuration window then opens where you can select diff...

Page 19: ...ding air while expanding the permissible working temperature range The temperature is pressure controlled by the freezer appliance Suitable for connection to a recooling system or water supply externa...

Page 20: ...usting the cooling water flow in small incre ments approx 0 1 on the scale The temperature difference between the cooling water inlet and outlet temperature should be 15 20 K To adjust the cooling wat...

Page 21: ...imit value Tap the Menu symbol on the touch screen unit In the parameter level scroll down to the USr user level tap parameter A15 set the required limit value and save If the refrigeration compartmen...

Page 22: ...signal sounds 1 second on 1 second off and the potential free alarm contact is switched over If a probe is faulty the emergency program starts The chest freezer cools for 30 minutes compressors operat...

Page 23: ...ice to thaw Remove the melt water regularly to prevent it from overflowing into the machine compartment Then dry and clean the refrigeration compartment The appliance may only be reconnected to the po...

Page 24: ...8 kg 210 kg 260 kg 280 kg 310 kg 332 kg Minimum load carrying capacity of the floor at the device location VF 20040 C 85 C VF 55040 C 85 C VF 75040 C 85 C approx 98 N cm 109 N cm approx 136 N cm 146 N...

Page 25: ...t stage Air cooling VF 20040 C VF 55040 C VF 75040 C VF 20085 C VF 55085 C VF 75085 C R1270 145 g R1270 145 g R1270 145 g R290 145 g R290 145 g R290 145 g Water cooling optional VF 55040 C VF 75040 C...

Page 26: ...contactor K2 Potential free contact M1 Compressor 1st stage M2 Compressor 2nd stage M3 Fan motor 1 000 rpm or 1 500 rpm Single board cryostat A1 F1 Temperature probe PT100 for refrigeration compartme...

Page 27: ...V1 Versafreeze Chest Freezers 27 42 VF 20040 C 115V_60Hz...

Page 28: ...VF 20040 C 230V_50Hz...

Page 29: ...V1 Versafreeze Chest Freezers 29 42 VF 20085 C 115V_60Hz...

Page 30: ...VF 20085 C 230V_50Hz...

Page 31: ...V1 Versafreeze Chest Freezers 31 42 VF 55040 C_VF75040 C 115V_60Hz...

Page 32: ...VF 55040 C_VF75040 C 230V_50Hz...

Page 33: ...V1 Versafreeze Chest Freezers 33 42 VF 55085 C_VF75085 C 115V_60Hz...

Page 34: ...VF 55085 C_VF75085 C 230V_50Hz...

Page 35: ...V1 Versafreeze Chest Freezers 35 42 Touch screen unit Single board cryostat A1...

Page 36: ...le for transferring data to a PC Accessories for data logger A001383 Order no A001384 Temperature control Aluminum block for installing the temperature probe in the refrigeration compartment It delays...

Page 37: ...yo Box 136 x 136 x 130 mm white cardboard water repellent A001388 13 2 3 Grids Order no Storage grid for 100 glasses 12 5 mm 25 mm tall for boxes 136 x 136 mm A001389 Storage grid for 64 glasses 15 mm...

Page 38: ...14 Notes...

Page 39: ...Your partner for maintenance and competent service support LAUDA Service Telefon 49 0 9343 503 350 Fax 49 0 9343 503 283 E Mail service lauda de We are always at your disposal for questions and sugge...

Page 40: ...16 Product Returns and Clearance Declaration...

Page 41: ...V1 Versafreeze Chest Freezers 41 42 17 EC Declaration of Conformity...

Page 42: ...LAUDA DR R WOBSER GMBH CO KG Schulze Delitzsch Stra e 4 5 30938 Burgwedel Deutschland Tel 49 0 5139 9958 0 Fax 49 0 5139 9958 21 E Mail info lauda de Internet https www lauda de...

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