Furnaces— High Temperature Box Furnaces .......... 35 Deluxe Muffle Furnaces ................ 36–37 Economy Muffle Furnaces ............... 38 Ashing Furnaces ...................... 39 Single Zone Tube Furnaces .............. 40–41 Three Zone Tube Furnaces ............... 42 Economy Furnace Lab-Line furnaces are designed to deliver the greatest possible accuracy, convenience and safety. Many models feature precise microprocessor temperature control with user-friendly programming. You can customize a unit to match your specific applications with the available controller options. And state-of- the-art engineering permits convenient removal and replacement of components— including heating elements and chambers— to reduce equipment down-time. In addition, the units are designed with built-in Three Zone Tube Furnace Deluxe Furnace
Lab-Line furnaces are designed to deliverthe greatest possible accuracy,convenience and safety. Many modelsfeature precise microprocessortemperature control with user-friendlyprogramming. You can customize a unit tomatch your specific applications with theavailable controller options. And state-of-the-art engineering permits convenientremoval and replacement of components—including heating elements and chambers—to reduce equipment down-time. Inaddition, the units are designed withbuilt-in
Three Zone Tube Furnace
Deluxe Furnace
FU
RN
AC
ES
ORDERING INFORMATION:
Chamber Dimensions Exterior Dimensions Net Wt. Ship Wt.W" x D" x H" W" x D" x H" lbs. lbs.
Model Volts Hz Amps Watts (cm) (cm) (kg) (kg)
4890 240 60 9 x 9 x 9 33 x 23 x 23 270 3304890-1 240 50
12.5 3500 (23 x 23 x 23) (84 x 58 x 58) (123) (150)
• Precise P.I.D. microprocessor control of temperatures from870°C to 1700°C
• Single set point or 24-stepprogrammable operation
• Accurate LED digital readout
• Reliable molybdenumdisilicide heating elements
• 12 month warranty
Heatech ® 1700
Designed for research and industrial applicationsrequiring precise control of high temperatures, theLab-Line Heatech 1700 is perfect for processes such as ceramicresearch, composite research, precious and exoticmetals treatment, and volatile solids analysis.
♦ All parameters are digitally set
♦ 24-step programming of initial set points, ramps,soaks, returns to previous steps, and variable endprogram configurations
♦ User-friendly calibration and auto tuning modes
♦ Special door lock and safety mechanism prevents door from being opened at temperatures above 900°C
(23 × 23 × 23 cm) work area with removable hearth plate tiles
♦ Eight individual Kanthal™ Super 33 MolybdenumDisilicide heating elements provide rapid heating;are easy to remove and replace, and prolong elementlife at elevated temperatures
♦ Alumina silica insulation with two heavy-duty fansthat circulate air between the chamber and enameledsteel outside housing keep exterior surfaces cool
♦ Counter-balanced slide-up door with self-aligningdoor seal protects user from hot inside door panel andminimizes heat loss
The versatile 4800 series furnaces are designed toaccommodate a wide variety of laboratory applications.From annealing to heat treatment, catalyst research,sintering, tempering, thermocouple calibration, or gasanalysis—whatever your furnace need, there’s a 4800model that fits the bill.
♦ Standard equipment single setpoint controller allowsprogramming of a one-time ramp to set point
♦ Available single program controller providesprogramming of two ramps and two dwells
♦ Four program controller option offers fourprograms, each with eight ramps and eight dwells
♦ LED temperature display with digital set forrepeatability
• Accurate P.I.D.microprocessor temperaturecontrol—available withseveral different controlleroptions
• Operating temperature up to 1200°C (1150°C maximumrecommended continuousworking temperature)
• Compact, lightweight designconserves laboratory space
• Available in small, medium,and large chamber sizes
• Single setpoint controller with 7day timer—shuts off heating cycleafter 7 days
• Single setpoint controller with 24hour timer—shuts off heating cycleafter 24 hours
• Over-temperature controller—independent secondary controller for sample protection if primarycontroller fails
• Hearth plates—to protect chamberfloor during placement or removal of samples
FU
RN
AC
ES
Heatech ® 1200 Economy
HEATECH® 1200°C economy furnaces provide the perfectcombination of features at an affordable price for thebudget-conscious researcher.
♦ Analog dial temperature controller is provided asstandard equipment
♦ Single setpoint digital programmable controlleravailable
♦ Embedded heating element design provides longerusable life and improved safety
♦ Compact design conserveslaboratory space
♦ Thermal safety turns off power ifmaximum temperature isexceeded
♦ Counterbalanced slide-up doorprotects user from hot inside doorsurface
♦ Safety switch cuts off power to heaters if door is opened
♦ Heavy duty steel exterior
ORDERING INFORMATION
Size Analog Single Set Pointcu. ft. Controller Controller
(<) Volts* Amps Watts Model Model
Small 120 14.2 4850 4851.15 240 7.1 1700 4850-1 4851-1
(4.1) 208 8.2 4850-2 4851-2
Large 120 16.7 4860 4861.39 240 8.3 2000 4860-1 4861-1
(10.5) 208 9.6 4860-2 4861-2
*All listed models rated 50/60 Hz.
SPECIFICATIONS
Chamber Dimensions Overall Dimensions Net Wt. Ship Wt.RiseTime* W" x D" x H" W" x D" x H" lbs. lbs.
Size to 1150°C Control** Uniformity (cm) (cm) (kg) (kg)
Small 30 min.53⁄4 x 10 x 43⁄8 121⁄2 x 195⁄8 x 221⁄4 45 90(15 x 25 x 11) (32 x 59 x 57) (20) (41)
Large 70 min.83⁄4 x 12 x 63⁄8 151⁄2 x 211⁄2 x 243⁄8 70 115(22 x 30 x 16) (39 x 55 x 62) (32) (42)
*Rise times were determined using 240V controlled voltage.**±13°C with analog controller.
±2.0°Cwith
microprocessorcontroller
±1% totalrange
Model 4850-1
• Analog or P.I.D. microprocessortemperature control options
• Operating temperature up to 1200°C(1150° maximum recommendedcontinuous working temperature)
• Vacuum-formed ceramic fiber chambers available in two sizes
• UL listed
• 12 month warranty
See page116 forHi-Temp Bench
Ovens
FU
RN
AC
ES
Heatech ® Ashing Furnace
The Lab-Line Heatech ® Ashing Furnace is designed forresearch applications which require the completecombustion of furnace samples and for coal and cokeashing procedures.
♦ Standard equipment single setpoint controller allowsprogramming of a one-time ramp to set point
♦ Available single program controller providesprogramming of two ramps and two dwells
♦ Four program controlleroption offers fourprograms, each with eightramps and eight dwells
♦ Vacuum-formed ceramicfiber chamber providesrapid heating and greaterthermal efficiency
ORDERING INFORMATION
Volume Microprocessor Controllers
cu. ft. Single Set Single Program Four Program(<) Volts* Amps Watts Point Model Model Model
.33 240 15.0 4960-1 4962-1 4964-1(9.3) 208 17.3
36004960-2 4962-2 4964-2
*All listed models rated 50/60 Hz.
SPECIFICATIONS
Chamber Dimensions Overall Dimensions Net Wt. Ship Wt.Rise Time* W" x D" x H" W" x D" x H" lbs. lbs.to 1100°C Control Uniformity (cm) (cm) (kg) (kg)
±5.0°C30 min. ±2.0°C between 83⁄4 x 12 x 51⁄4 151⁄2 x 25 x 253⁄4 95 135
800-1100°C (22 x 30 x 13) (39 x 63 x 64) (43) (61)
*Rise time was determined using 240V controlled voltage.
Model 4962-1
• Accurate P.I.D. microprocessortemperature control—withavailable controller options
• Operating temperature up to1100°C (1050°C maximumrecommended continuous working temperature)
• Continuous airflow regulated bybuilt-in flow meter ensurescomplete sample combustion
• Air flow design prevents build-up of residue on chamber walls
• UL listed
• 12 month warranty
♦ Counterbalanced slide-up door protects user from hot inside door surface
♦ Safety switch disconnects power to heaters if door isopened
♦ Accurate LED temperature display
♦ Thermal safety cuts off power to heaters if maximumtemperature is exceeded
♦ Heavy duty steel exterior construction
FU
RN
AC
ES
Heatech ® 1200 Single Zone Tube Furnace
The Lab-Line Heatech ® 1200°C general purpose singletube furnaces give you the option of choosing a furnaceconfiguration that best suits your application.
♦ Standard equipment single setpoint controller allowsprogramming of a one-time ramp to set point
♦ Available single program controller providesprogramming of two ramps and two dwells
♦ Four program controller option offers fourprograms, each with eight ramps and eight dwells
♦ LED temperature display for visual accuracy
♦ Engineered to maximize uniform zone
Model 4923-1
• Accurate P.I.D. microprocessortemperature control—available withvarious controller options
• Operating temperature up to 1200°C(1150°C maximum recommendedcontinuous working temperature)
• Choose from 1" or 2" diameter tubes in 12" or 24" lengths
♦ Mullite work tube is standard
♦ Perforated metal heat shield surrounds tube toprevent injury to user
♦ Heater includes resistance wire embedded and woundin vacuum-formed ceramic fiber housing
♦ Thermal safety cuts off power to heaters if maximumtemperature is exceeded
♦ Heavy duty steel lower housing construction, withstainless steel heater housing and nickel-plated endcaps
♦ Available 7 day or 24 hour timer on single set pointcontroller
• Perforated heat shield protects user
• UL listed
• 12 month warranty
FU
RN
AC
ES
SPECIFICATIONS
Overall Dimensions Net Wt. Ship Wt.Rise Time2 Uniformity W" x D" x H" lbs. lbs.
Tube Size1 to 1150°C Control at 1150°C (cm) (kg) (kg)
1"D x 12"L 151⁄2 x 193⁄4 x 21 37 772"D x 12"L
37 min. (39 x 49 x 53) (17) (35)
1"D x 24"L±2.0°C ±4°C
26 x 193⁄4 x 21 54 942"D x 24"L
64 min. (65 x 49 x 53) (25) (43)
1D = inside diameter, L = length.2Rise times were determined using 240V controlled voltage.
ORDERING INFORMATION
Single Setpoint Single Program Four Program Optional SetTube Size1 Volts2 Amps Watts Controller Model Controller Model Controller Model of End Caps
120 9.6 4900 4902 4904
1"D x 12"L 240 4.8 4900-1 4902-1 4904-1 4900-6
208 5.5 4900-2 4902-2 4904-2
120 9.6 1150 4910 4912 4914
2"D x 12"L 240 4.8 4910-1 4912-1 4914-1 4910-6
208 5.5 4910-2 4912-2 4914-2
120 16.7 4920 4922 4924
1"D x 24"L 240 8.3 4920-1 4922-1 4924-1 4900-6
208 9.6 4920-2 4922-2 4924-2
120 16.7 2000 4930 4932 4934
2"D x 24"L 240 8.3 4930-1 4932-1 4934-1 4910-6
208 9.6 4930-2 4932-2 4934-2
1D = inside diameter, L = length2All listed models rated 50/60 Hz.
Welcome to the World of Lab-Line Instruments, Inc.
Constant Temperature Equipment
environmentalchambers
furnaces
general apparatus& instrumentation
heaters, mixers,stirrers
CO2incubators
standardincubators
ovens
refrigeratorsfreezers
shakers
waterbaths
Shakers | Waterbaths | Environmental Chambers | Furnaces | General Apparatus & Instrumentation Refrig-erators, Freezers | Ovens | Standard Incubators | CO2 Incubators | Heaters, Mixers, Stirrers
Lab-Line’s Quality Policy is to achieve success through a Total Quality Management Program that focuses onCustomer Satisfaction in Quality, Performance, and Innovation. This results in our “Performance BeyondExpectations,” the basis for Lab-Line’s process toward continual improvement in the way business is conducted.The ultimate objective of Lab-Line is to provide the Customer with the highest quality constant temperatureand complementary equipment and service to the laboratory market!
Lab-Line Instrument’s WEB SITE displaysthe wide range of laboratory products
offered in our catalog.
Also available are new productannouncements and ordering information.
Visit our WEB SITE today or call 708/450-2600 for more information.
http://www.labline.comOpen 7 days a week…24 hours a day!
FU
RN
AC
ES
Heatech ® 1200 Three Zone Tube Furnace
The Lab-Line Heatech 1200°C Three Zone Tube Furnaceis ideal for applications requiring an increased lengthuniform zone, or to create temperature gradientswithin the tube.
♦ Three LED temperature displays
♦ Standard equipment single setpoint controller allowsprogramming of a one-time ramp to set point
♦ Available single program controller providesprogramming of two ramps and two dwells
♦ Four program controller option offers fourprograms, each with eight ramps and eight dwells
♦ Mullite work tube is standard
Model 4951-1
• Three independent P.I.D.temperature controllers
• Operating temperature upto 1200°C (1150°maximum recommendedcontinuous workingtemperature)
• Choose from 1" or 2"diameter tubes in 12" or 24" lengths
• Use to maximize uniformzone or producetemperature gradients
• UL listed
♦ Perforated steel heat shield surrounds tube toprevent injury to user
♦ Three separate heating elements embedded in avacuum formed ceramic fiber housing
♦ Adjustable over-temperature controller in centerzone
♦ Thermal safety in each end zone cuts off power to
ACCESSORIES
4900-6 1" × 24" End cap
4910-6 2" × 24" End cap
SPECIFICATIONS
Overall Dimensions Net Wt. Ship Wt.Tube Rise Time3 Uniformity W" x D" d H" lbs. lbs.
Model Size1 Volts Watts2 to 1150*C Control at 1150°C (cm) (kg) (kg)
4950-1 2"D x 24"L 26 x 193⁄4 x 21 55 954951-1 1”D x 24"L
240 2700 25 min. ±2.0°C ±4°C (65 x 49 x 53) (25) (43)
1D = inside diameter, L = length2All listed models rated 50/60 Hz.3Rise times were determined using 240V controlled voltage
FU
RN
AC
ES
Heatech ® Inert Atmosphere Bench Furnaces
The Lab-Line Inert Atmosphere Bench Furnaces aredesigned specifically for heat treating applicationswhich require inert atmospheres to protect the workfrom oxidation even under high temperature exposure.
♦ Microprocessor-based digital temperature control
♦ Heating elements positioned for optimal temperatureuniformity
♦ Thermal safety switch cuts off power to heaters ifdoor is opened while unit is operating
♦ High temperature alloy wire heating elementssupported by rugged ceramic plates
♦ Gas spring-assisted, manually operated sliding doorprotects user from hot inside door panel
♦ High temperature ceramic fiber door gasket preventsatmospheric leakage
♦ Inert gas inlet and outlet
♦ Continuously welded heavy duty steel cabinetconstruction provides atmospheric integrity
ORDERING INFORMATION
Chamber Dimensions Overall Dimensions Shipping Wt.W" x D" x H" W" x D" x H" lbs.
Model Volts* Amps Watts Phase (cm) (cm) (kg)
4974-1 230 19.6 4500 18 x 12 x 8 36 x 39 x 26 420
4974-4 230 19.6 4500 3 (20 x 30 x 20) (90 x 98 x 65) (191)4974-5 460 13.0 6000 3
4975-1 230 26.0 6000 112 x 12 x 8 40 x 39 x 26 470
4975-4 230 26.0 6000 3 (30 x 30 x 20) (100 x 98 x 65) (214)4975-5 460 17.4 8000 3
4976-1 230 52.2 12000 112 x 24 x 8 40 x 51 x 26 680
4976-4 230 52.2 12000 3 (30 x 60 x 20) (100 x 128 x 65) (309)4976-5 460 34.8 16000 3
4977-1 230 65.2 15000 112 x 24 x 12 40 x 51 x 30 775
4977-4 230 65.2 15000 3 (30 x 60 x 30) (100 X 128 X 75) (352)4977-5 460 43.5 20000 3
*All listed models rated 50/60 Hz.
Model 4977-1
• Digital microprocessortemperature controller
• Maximum operatingtemperature of 1100°C
• Protects samples fromoxidation
• 12 month warranty
FU
RN
AC
ES
Heatech ® Heat Treating Furnaces
Lab-Line’s Model 4970 Series of heat treating furnaceswere designed with industrial applications in mind,providing larger hearths for general purpose heattreating of tools, dies, or other parts.
♦ Microprocessor-based digital temperature control
♦ Heating elements positioned for excellenttemperature uniformity
• The Heatech ® line of furnacesis available with multiplecontroller options. You canpick the controller withoptions best suited to yourapplications. Single Set Point Controller with
Over-Temperature Controller:
♦ Deluxe controller simultaneously displays settemperature and actual temperature. Adjustable over-temperature controller protects samples at a fewdegrees above original set point in the event of primary
Single Set Point Controller:
♦ Simultaneously displays set temperature andactual temperature.
Single Set Point Controller with Timer:
♦ 24-hour timer in 15 minute increments or 7-day timerin 1 hour increments will automatically turn unit on andoff. Simultaneously displays set temperature and actualtemperature.
Single Set Point Controller with Over-Temperature and Timer:
♦ Controller and Timer: Deluxe model combines over-temperature protection with timer featuresand simultaneous set/actual temperature display.
Single Program Controller:
♦ Offers one program with two ramps (from as low as0.01°C per minute) and two dwells (from 0 to 9999
FU
RN
AC
ES
Ashing Furnace Controller:
♦ Available with all of the above controller options(except analog controller), plus adjustable flowmeterto monitor
Four Program Controller:
♦ Provides four programs, each capable of 8 ramps(from as low as 1°C per minute) and 8 dwells (from 0
Single Program Controller with Over-Temperature Controller:
♦ Offers one program with two ramps (from as low as0.01°C per minute) and two dwells (from 0 to 9999minutes) plus adjustable over-temperatureprotection in case of primary control failure.
Analog Controller:
♦ Economy model controller allows user to dialpreferred temperature setting (graduated in 50°Cincrements but
Four Program Controller with Over-Temperature Controller:
♦ Deluxe 818P4 controller offers four programs, eachwith 8 ramps (from as low as 1°C per minute) and 8dwells (from 0 to 999.9 hours), plus over-
