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Manufacturer
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Thermo Fisher Scientific
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Type
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Environmental chamber
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Model
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3960
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Serial No.
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240661-932
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Mfg. date
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12/03/14
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Temperature control
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±0.1°C
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Temperature range
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5°C above ambient to 60°C (140°F)
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Temperature uniformity
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±0.4° at 30°C (86°F); ±0.3° at 37°C (98.6°F); ±0.5° at 45°C (113°F)
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Temperature low alarm
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User programmable and indicator
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Over-temperature sensor
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Precision thermistor
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Over-temperature setability
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0.1°C
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Over-temperature function
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User programmable, action (shuts off heat), and indicator
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Temperature safety (cabinet) sensor
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Independent thermostat
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Temperature safety (cabinet) type
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Independent analog electronic
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Access port with stopper
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2.4” (6.1 cm) I.D., one on each side
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Unit heat load 115V/230V
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510 BTUH (150 Watts) 129 kcal per hour
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Shelves dimensions
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30.6”W x 25.8”F-B (77.7 x 65.5 cm)
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Shelves construction
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2B finish, solid stainless steel
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Shelves surface area
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5.4 sq. ft. (0.5 sq. m) per shelf
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Shelves max. surface area per chamber
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140.4 sq. ft. (13.0 sq. m)
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Standard/Maximum No. of shelves
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5, 26
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Shelves loading
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30 lb. (13.6 kg) per shelf, fully inserted and stationary; not to exceed 300 lb. (136 kg) total per cabinet
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Construction interior volume
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29 cu. ft. (821.2 liters)
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Construction interior material
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Type 304, 2B finish, stainless steel
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Construction exterior material
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Cold-rolled steel, powder coated
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Construction insulation
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2.0” (5.1 cm) fiberglass
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Construction exterior door
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Heated, triple pane, tempered glass
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Construction outer door gasket
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Molded vinyl
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Electrical power rating
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120V, 50/60Hz, 9.00Amps (operating range 90-125V includes voltage fluctuations)
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Circuit breaker/Power switch
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15 Amps; 2 pole
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Exterior convenience receptacle
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75 Watts maximum (matches cabinet voltage)
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Interior convenience receptacle
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230 Watts maximum (matches cabinet voltage)
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Electrical plug
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115V: NEMA 5-15P Plug
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Alarm contacts
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Temperature deviation and power failure; Common, NO, and NC; customer connections through RJ11 jack on rear of unit
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Data outputs
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RS-485, 0-1V, 0-5V, 4-20 milliamp
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Interior dimensions (W x D x H)
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31 x 27 x 60 in (78.7 x 68.8 x 152.4 cm)
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Exterior dimensions (W x D x H)
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38 x 33 x 80 in (96.5 x 83.8 x 203.2 cm)
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Net weight
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500 lb (226.8 kg)
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