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The versatile LGOTM Series BoxFurnaces feature the latesttechnical advances in heatingelements, insulation and tempera-ture control, all integrated into aself-contained cabinet. Thepatented LGO heating element isembedded within Lindbergexclusive Moldatherm®insulation, combined with uniquedouble shell construction to provide optimum temperature uniformity,energy efficiency, fast response, quick heat-up and rapid cool-down.
FeaturesPatented LGO (light gauge overbend) heating elementswith Modatherm® insulationVariable heat-up rateChoice of side hinge or vertical lift door, see specificationsfor model selectionAir vent (1”dia., top) and air inlet (3.75” dia., rear)Self-tuning, digital instrumentationPlatinel II® thermocoupleMain power on/off switch on control panel; control paneldesigned for easy maintenance accessSafety door switch to interrupt power to heating elementwhen door is openedRemovable shelves; 0.58 cu.ft. models include 1 two-partshelf, center position; 1.95 cu.ft. models have 3 shelfpositions; 1 two-part shelf included standardMoldatherm® hearth plateDigital, Single Setpoint ControllerFuzzy logic super control suppresses temperatureovershootSingle segment, single setpoint, 1 ramp to setpointAdjustable high limit overtemperature protection (OTP)Simultaneous LED display of actual temperature vs. setpointMay be configured to display of actual temperature in either °C or °F (C°standard)Digital 16 Segment, (1) Program Programmable ControllerFuzzy logic super control suppresses temperature overshoot16 segments, 1 program with 16 ramps (up or down) or dwells (timedholds)Adjustable high limit overtemperature protection (OTP)Simultaneous LED display of actual temperature vs. setpointMay be configured to display temperature in either °C or °F (C° standard)Digital 30 Program Programmable ControllerAvailable on models with “P” designationFuzzy logic super control suppresses temperature overshootAdjustable high limit overtemperature protection (OTP) • SimultaneousLED display of actual temperature vs. setpointMay be configured to display temperature in either °C or °F (C°standard)30 program patterns, 300 segments (maximum of 99 segments per patternand 300 total segments)Overtemperature Control (OTC)Adjustable digital overtemperature control, available on selected modelswith “B” designationManual re-set requiredOperates via magnetic contacts through signal from independentthermo couple
Blue M 1200 °C LGO Elements Box Furnaces Specifications
2121 Reach Road • Williamsport, PA 17701
570-326-1770 • Fax: 570-326-7304
E-mail: www.thermalproductsolutions.com
Model
BF51731C
BF51731BC
BF51732C
BF51732BC
BF51732PC
BF51732PBC
BF51732PFMC
BF51732PBFMC
Integrated Digital
Control
Type of
Control
Interior
Dimensions
WxF-BxH in. (cm)
Single Phase
Electric Power
(Volts, Hz)
Exterior
Dimensions
WxF-BxH in. (cm)
Shipping
Weight
lbs. (kg)
Digital
Digital/OTC
16 Seg/1 Prog
16 Seg/1 Prog/OTC
99 Seg/30 Prog
99 Seg/30 Prog/OTC
99 Seg/30 Prog/FM
99 Seg/30 Prog/OTC/FM
Single setpoint
Single setpoint
Single Program
Single Program
Multiple Program
Multiple Program
Multiple Program
Multiple Program
208/240, 50/60
208/240, 50/60
208/240, 50/60
208/240, 50/60
208/240, 50/60
208/240, 50/60
208/240, 50/60
208/240, 50/60
4,500
4,500
4,500
4,500
4,500
4,500
4,500
4,500
13x11x7(33x27.9x17.8)
13x11x7(33x27.9x17.8)
13x11x7(33x27.9x17.8)
13x11x7(33x27.9x17.8)
13x11x7(33x27.9x17.8)
13x11x7(33x27.9x17.8)
13x11x7(33x27.9x17.8)
13x11x7(33x27.9x17.8)
24x23x27(61x58.4x68.6)
24x23x27(61x58.4x68.6)
24x23x27(61x58.4x68.6)
24x23x27(61x58.4x68.6)
24x23x27(61x58.4x68.6)
24x23x27(61x58.4x68.6)
24x23x27(61x58.4x68.6)
24x23x27(61x58.4x68.6)
165 (75)
165 (75)
165 (75)
165 (75)
165 (75)
165 (75)
165 (75)
165 (75)
Vertical Lift Door 0.6 Cu.Ft. (16.4 liter) Models
Watts
BF5841C
BF5841BC
BF51842C
BF5842BC
BF5841PC
BF5841PBC
BF5841PFMC
BF5841PBFMC
Digital
Digital/OTC
16 Seg/1 Prog
16 Seg/1 Prog/OTC
99 Seg/30 Prog
99 Seg/30 Prog/OTC
99 Seg/30 Prog/FM
99 Seg/30 Prog/OTC/FM
Single setpoint
Single setpoint
Single Program
Single Program
Multiple Program
Multiple Program
Multiple Program
Multiple Program
208/240, 50/60
208/240, 50/60
208/240, 50/60
208/240, 50/60
208/240, 50/60
208/240, 50/60
208/240, 50/60
208/240, 50/60
5,800
5,800
5,800
5,800
5,800
5,800
5,800
5,800
15x15x15(38.1x38.1x38.1)
15x15x15(38.1x38.1x38.1)
15x15x15(38.1x38.1x38.1)
15x15x15(38.1x38.1x38.1)
15x15x15(38.1x38.1x38.1)
15x15x15(38.1x38.1x38.1)
15x15x15(38.1x38.1x38.1)
15x15x15(38.1x38.1x38.1)
29x28x33(73.6x71.1x83.8)
29x28x33(73.6x71.1x83.8)
29x28x33(73.6x71.1x83.8)
29x28x33(73.6x71.1x83.8)
29x28x33(73.6x71.1x83.8)
29x28x33(73.6x71.1x83.8)
29x28x33(73.6x71.1x83.8)
29x28x33(73.6x71.1x83.8)
280 (127)
280 (127)
280 (127)
280 (127)
280 (127)
280 (127)
280 (127)
280 (127)
Horizontal Side Swing 2.0 Cu.Ft. (55.3 liter) Models
Note: Power cord and hard wiring supplied by customer.Contact Blue M for CE Models.
Note: Power cord and hard wiring supplied by customer.Contact Blue M for CE Models.
BenefitsEfficient and economical transfer of heat to chamber, with lowexterior temperaturesEliminates thermal shock to materials with quick heat-up and cool-down ratesLimited inert atmosphere exchange capacityPrecise temperature setpoint and display; automatically sets bestcontrol parameter values during operationLong-term stabilityEasy maintenance accessInterrupt power to heating elements when door is openedProtects heating elements and minimizes exposure to end-userVersatilityHearth plate Supports load and prevents damage due to spillageProvides optimum thermal process, prevents overshootOTP Protects furnace and load in the event of primary controlcircuit failureOTC Overrides main controller, assumes temperature control andshuts off power to furnace if high limit is reached (option OTC)Safety
OptionsRS-485 computer communications port
Flowmeter (FM) (Inert gas only)Gas flowmeter, adjustable, located on front control panelAdjustable flow rate 1.0 to 10.0 cu.ft./hrSuitable for inert gas or air flow to chamberAllows fresh air exchange for ashing applicationsNot suitable for combustible or volatile gases
Note: Furnaces using inert atmosphere will exhibit some leaking. Notrecommended for low ppm O2 applications
ApplicationsAnnealingAshingCarbon Firing
DryingHardeningSintering
Solution TreatingStess RelievingNormalizing
