Humidity Stability Chamber (4°C to 70°C) Solid Door, 33.1 Cu. Ft.

Product Number: NSRI331WSW/0H
ul
  • Programmable logic (PLC) microprocessor temperature controller 
  • Audible and visual Hi/Lo temperature alarm 
  • Adjustable temperature and humidity control range: 4°C to 70°C
  • Humidity transmitter (0-10 VDC)
  • Exterior cabinet front, sides and back are powder coated; exterior cabinet top and bottom are galvanized steel 
  • Interior cabinet liner is stainless steel
  • UL, C-UL listed
  • Warranties: 18 months parts and labor, 5 year compressor (US and Canada), 18 months parts (International)
  • 33.1 Cu. ft. Capacity
  • Perimeter anti-condensate door frame (temperature selectable heater wire)
  • Sensor failure alarm
  • Power failure alarm
  • Exterior cabinet front, sides and back are powder coated
  • Exterior cabinet top and bottom are galvanized steel 
  • Interior cabinet liner is stainless steel
  • Cabinet is foamed-in-place with CFC free high density
  • polyurethane foam insulation
  • Solid doors(s), full size
  • Heavy duty door pivot hinges
  • Pull door handles, full length
  • Magnetic door gaskets
  • Centered key door lock(s) (2 keys)
  • Four casters (2 locking)
  • 3 coated wire shelves per door section 
  • Interior drain with plug
  • Top mounted forced air refrigeration system
  • Condensate evaporation 
  • LED lighting
  • Warranties: 18 month parts and labor, 5 year compressor (US and Canada), 18 months parts (International)
  • UL, C-UL listed (60 Hz models only)
  • Exterior Dimensions:
    Width: 31 3/4"
    Depth: 35 7/8"
    Height: 87 5/8"
  • Refrigerant: R134a
  • 115V, 1PH, 60HZ, 14.7 Amps, 1/3 HP
  • UL, C-UL listed
  • Shipping Weight: 407 lbs.


  • Digital 132 x 64 LED display 
  • Programmable logic (PLC) microprocessor temperature controller 
  • Audible and visual Hi/Lo temperature alarm 
  • Adjustable temperature and humidity control range: 4°C to 70°C
  • Humidity transmitter (0-10 VDC)
  • Temperature transmitter (0-10 VDC) (selectable to air temperature) 
  • RS-485 digital communications port (MODBUS-RTU)
  • Programmable ramp and soak  
  • Remote alarm contacts
  • Continuous product temperature display
  • 3 sensor system, 1 product,1 air, 1 coil temperature
  • Sensor access port 1” diameter
  • Power supply breaker and convenience power switch located on facade 
  • Door ajar alarm, audible and visual 
  • Password protection – set-points and factory settings 
  • 100 event alarm logging date/time stamp 
  • Integrated Hi/Lo product temperature alarm test
  • Digital calibration air and product
  • Real time clock with date and time display
  • Adjustable alarm beep or constant on (key pad selectable)
  • Alarm volume adjustable manually
  • Low battery test switch with buzzer