Norlake NSRI241WSW - User Manual

NOR-LAKE SCIENTIFIC
A Division of
NOR-LAKE, INCORPORATED
727 Second Street
P.O. Box 248
Hudson, Wisconsin 54016
800-477-5253
715-386-2323
800-388-5253 PARTS
715-386-4290 FAX
www.norlake.com
NOR-LAKE SCIENTIFIC
HUMIDITY AND TEMPERATURE STABILITY TEST CHAMBERS
Nor-Lake, Inc.
Registered to ISO 9001:2000
File No. A3204
Designed to meet the demanding requirements of
pharmaceutical (ICH), biological (BOD), scientific and
laboratory applications. Industrial quality cabinet with a
heavy duty refrigeration system.
Cabinet and Control Features:
■ Programmable logic microprocessor controller with LCD
Control Panel with message center
■ 4 x 20 character LCD display
■ Humidity control
■ Continuous product temperature display
■ Air probe with air temperature Hi/Lo alarms audible & visual
■ Programmable ramp soak feature
■ 2 levels of user password protection (set
points and parameters)
■ 100 event alarm logging including
Date/Time Stamp and product temperatures. Stored
in nonvolatile Flash memory
■ Integrated Hi/Lo alarm tests
■ Door ajar alarm with adjustable delay
time period
■ Power failure alarm
■ Remote alarm contacts
■ Stainless steel interior
■ Coated evaporator
■ Key lock door and casters
■ Interior drain with plug
■ Exterior finish of heavy gauge steel painted with
white scratch resistant baked enamel
■ All models include 3 epoxy coated wire shelves per
door
■ Thermostatically controlled door frame heater
■ Industrial quality refrigeration system
■ Streamlined refrigeration design optimizes air flow
and temperature uniformity
■ Complete cabinet is foamed-in-place with CFC Free
high density polyurethane foam insulation
■ Operating range temperature 4°C to 70°C; Operating
range with humidity control 5°C to 60°C
■ Warranties: 18 months parts and labor, 5 year
compressor (US and Canada) 18 months parts
(International)
■ UL, C-UL, CE Mark
SCIENTIFIC
®
Optional Features:
■ Electrical duplex
■ Recorder (two pen)
■ Chart paper
■ Access port 2” sleeve
with cover
■ Extra Shelves
■ Stainless steel exterior
■ RS485 communication
■ 4-20 MA Output
NSRI241WSW/ NSRI331WSW/ NSRI522WSW/ NSRI803WSW/

Summary

Cabinet and Control Features

Programmable Logic Microprocessor Controller

Features a message center and LCD display for control and monitoring.

Continuous Product Temperature Display

Monitors product temperature and includes Hi/Lo alarms with audible/visual alerts.

Alarm Logging and User Protection

Logs 100 events with timestamps and product temps, plus 2-level user password protection.

Interior and Construction Details

Includes stainless steel interior, coated evaporator, and heavy gauge steel exterior.

Refrigeration and Insulation

Features industrial quality refrigeration and CFC-free polyurethane foam insulation.

Optional Features

Communication and Output Options

Includes RS485 communication and 4-20 MA output for data integration.

Physical and Recording Accessories

Options include electrical duplex, recorder, chart paper, and access ports.

Control and Conditioning Systems

Programmable Logic Control System

Microprocessor controller with LCD for precise set point adjustments and ramp/soak functions.

Precision Conditioning System

Uniform air distribution via ceiling plenum ensures maximum efficiency and uniformity.

Heavy Duty Construction

Features double wall construction with scratch-resistant enamel and rigid polyurethane foam.

Performance Specifications

Temperature Variation

Specifies +/-0.5°C variation at 4°C to 70°C, based on geometric center thermocouple.

Temperature Uniformity

Indicates +/-1°C uniformity across shelves at 4°C to 70°C via nine thermocouples.

Humidity Variation

Details +/-5% humidity variation at 5°C to 60°C based on humidity sensor deviation.

Humidification;Dehumidification Process

Uses centrifugal atomizer and dehumidification coil controlled by microprocessor.

Norlake NSRI241WSW Specifications