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Equipment
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PLC based Deep Freezer (stand alone) (Also available in controller based )
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Control system
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Allen Bradley PLC controlling temperature and humidity. Also connected to IOT device to access chamber via mobile
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Refrigeration system
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An eco-friendly refrigerant (R-134) is used in a compressor which satisfies the requirement of CFC free cooling system. Copeland (Emerson) make compressor will be hermetically sealed and coupled with evaporation coil& condenser
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Air circulation
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To get an uniform temperature a centrifugal blower connected to a motor will blow the steam & air from up to down, controlled by PLC
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Insulation
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80 mm sheet of PUF (Poly Urethane Foam)
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Trays
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Stainless steel perforated or wire mesh as per the requirement. Trays will be adjustable as per sample size
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Illumination
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LED light is provided for bright illumination and low power consumption
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Fault Indications
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Audio visual indication is provided for all types of fault occur in the chamber
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Validation port
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A 60 mm port hole sealed with silicon rubber is provided on the side wall of chamber for validation purpose
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Sensors
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PT 100 sensor to sense both temperature
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software
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CDAQ complying 21 CFR part 11
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Optional features
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To avoid critical conditions and for ease of operation
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·Standby refrigeration system
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·Hooter
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·GSM technology
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·Extra trays
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.Extra sensors
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Certification
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ISO 9001:2015
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Wireless access
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A direct access to chamber is possible via mobile using IOT device
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SPECIFICATION
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Temperature Range
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Upto - 40° C
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Accuracy
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± 3° C
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Uniformity
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± 3° C
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Sizes
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Model
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Capacity In litres
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Internal Size in mm (WxDxH)
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External Size in mm (WxDxH)
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No. of trays
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CBd1.25
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125
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500x500x500
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670x960x1150
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2
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CBd2
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200
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500x500x800
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670x960x1450
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2
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CBd3
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300
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550x500x1100
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720x960x1750
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3
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CBd4
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400
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650x550x1130
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820x1010x1780
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3
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CBd6
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600
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750x700x1150
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920x1160x1800
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3
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CBd8
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800
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850x830x1140
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1020x1290x1790
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4
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For CB1 model
Inner body will be constructed by SS304 (dull finishing)
Outer body will be constructed by GI powder coating (matt finishing)
For CB2 model
Inner body will be constructed by SS 304 or ss316 as per requirement (dull finishing)
Outer body will be constructed by SS 304 (dull finishing)
