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Temperature Calibrators

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Dry-Block Calibrators

Techne Tecal 140F
Techne Tecal 140F
Tecal 140F
The Tecal 140F is part of a new range of light-weight and portable field Dri-Block calibrators.
This model operates from 45C below ambient (typically -20C) up to 140C.

All Tecal F models are offered with or without RS-232 communications and can be used with a wide range of inserts to suit different probe sizes. Automatic fan cooling is standard.

Technical Specification - Note Improved accuracy specification

Specifications Tecal 140F
Temperature range 45C below ambient to 140C (typically -20C in an ambient of 25C)
Display Accuracy 0.2C
Temperature Uniformity 0.2C
Temperature Stability 0.05C ( after 10 mins)
Display resolution 0.01C or 0.1 F
Display units selec table C or F
PC Interface RS-232 option
Heating rate 20C to 100C 5 minutes
Cooling rate 100C to 0C 9 minutes
Large well :38mm x 135mm deep lnserts
Fan Cooling Automatic
Dimensions L x W x H (mm) 273 x 207 x 289
Weight 11 kg
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Techne Tecal 140 S&H
Techne Tecal 140 S&H
Tecal 140S and Tecal 140H
This range of temperature calibrators is ideal for calibrating temperature sensors used in the food and pharmaceutical industries in addition to calibrating any sensors used in the temperature range outlined in the specifications below.

S Version: Set required Temperature and Calibrate
H Version: Set required Temperature and Calibrate; also programmable for switch test and ramp rate etc.
Temperature range 45C below ambient to 140C (typically -20C in an ambient of 25C)
Temperature range with CH-5 unit -40C to 140C (using Chilled water supply through heatsinks)
Display Accuracy 0.2C
Temperature Uniformity 0.2C
Measuring zone 0 to 50mm from base of well
Temperature Stability 0.05C ( after 10 mins)
Display resolution 0.1C or 0.1 F
Display units selec table C or F
PC Interface RS-232
Heating rate 20C to 100C 5 minutes
Cooling rate 100C to 0C 9 minutes
Ramp Rate C per min 0.1 to 10 on H version
Switch test on H model
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Techne Tecal 425F
Techne Tecal 425F
Tecal 425F
The Tecal 425F operates from 5C above ambient to 425C and reaches maximum temperature in 12 minutes.
This lightweight and easily portable unit weighs 6.3kg and has a temperature accuracy of 0.3C and a temperature uniformity of 0.2C.

All Tecal F models are offered with the option to include RS-232 communications and can be used with a wide range of inserts to suit different probe sizes. Automatic fan cooling is standard, with a fast cooling probe accessory also available.

Specifications Tecal 425F
Temperature range 5C above ambient to 425C
Display Accuracy 0.3C
Temperature Uniformity 0.2C
Temperature Stability 0.03C at 200C (after 10 mins)
Temperature Stability 0.05C at 425C (after 10 mins)
Display resolution 0.01C or 0.1 F
Set point resolution 0.1C or 0.1 F
Display units Selectable C or F
PC Interface RS-232 option
Heating rate 20C to 400C 12 minutes
Cooling rate 400C to 100C 21 minutes
Large well D38mm x 135 m
Weight 6.3
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Techne Tecal 425 S&H
Techne Tecal 425 S&H
Tecal 425S and Tecal 425H
These calibrators use large aluminium Heater blocks to give fast heating and cooling rates which provide high accuracy, uniformity and stability up to 425C.

S Version: Set required Temperature and Calibrate
H Version: Set required Temperature and Calibrate also programmable for switch test and ramp rate etc.
Temperature range 20C above ambient to 425C
Display Accuracy 0.3C
Temperature Uniformity 0.2C
Measuring zone 0 to 50mm from base of well
Temperature Stability 0.05C ( after 10 mins)
Display resolution 0.1C or 0.1 F
Display units Selectable C or F
PC Interface RS-232
Heating rate 20C to 400C 15 minutes
Cooling rate 400C to 100C 25 minutes
Ramp Rate C per min 0.1 to 10 on H version
well D38mm x 135 mm deep lnserts
Dimensions 285 x 190 x 426
Weight 9.2kg (S) 9.6kg (H)
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Techne Tecal 650F
Techne Tecal 650F
Tecal 650F
The Tecal 650F covers the temperature range from ambient +25C up to 650C.
Temperature accuracy is 0.4C and a uniformity within 1C throughout the full temperature range.
Fast heat up and cool down rates along with its light weight make it an excellent choice for portable field calibrations.

Technical Specification

Specifications Tecal 650F
Temperature range 25C above ambient to 650C
Display Accuracy 0.4C
Temperature Uniformity 1C
Temperature Stability 0.09C (after 10 mins)
Display resolution 0.01C or 0.1 F
Set point resolution 0.1C or 0.1 F
PC Interface RS-232 option
Heating rate 20C to 600C 24 minutes
Cooling rate 600C to 200C 21 minutes
Large well 38mm x 152 mm deep lnserts
Fan Cooling Automatic
Safety over-temperature cut-out Yes
Fast Cooling Rapid Water Cooling Probe - Compatible Option
Dimensions L x W x H (mm) 278 x 170 x 300
Weight 9.6kg
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Techne Tecal 650 S&H
Techne Tecal 650 S&H
Tecal 650S and Tecal 650H
This temperature calibrator is ideal for calibrating temperature sensors used in the food and pharmaceutical, petrochemical and power generation industries as well as calibrating any sensors used in the temperature range outlined in the specification below.

S Version: Set required Temperature and Calibrate
H Version: Set required Temperature and Calibrate also programmable for switch test and ramp rate etc.

Temperature range 25C above ambient to 650C
Display Accuracy 0.4C
Temperature Uniformity 1C
Measuring zone 0 to 50mm from base of well
Temperature Stability 0.09C ( after 10 mins)
Display resolution 0.1C or 0.1 F
Display units Selectable C or F
PC Interface RS-232
Heating rate 20C to 400C 35 minutes
Cooling rate 400C to 100C 30 minutes
Ramp Rate C per min 0.1 to 10 on H version
well D38mm x 152 mm deep lnserts
Dimensions 285 x 190 x 426
Weight 11.8kg (S) 12.2kg (H)
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Techne Tecal 700X
Techne Tecal 700X
Tecal 700X
The Tecal 700X offers precise temperature control stability and accuracies up to 700C.

This calibrator utilises a special heater block design giving optimum temperature uniformity and rapid heating rates whilst minimising the weight of the unit.
The large heater block version has 6 fixed bores in either metric or imperial sizes with provision for a slim insert giving maximum flexibilty for probe sizes.
Temperature range Ambient +25C to 700C
Display Accuracy :0.25C at 700C
Display Accuracy 0.15C up to 660C
Temperature Uniformity 0.04C radial and 0.4C axial
Temperature Stability 0.03C ( at 700C) and 0.005C ( at 100C)
Display resolution 0.01C across range ( 0.01 F to 999.9F then 0.1 to 1292F)
Display units selec table C or F
Switch test Ramp rate (C per min) selectable 0.1 to 10.0C
PC Interface USB
Heating rate ambient to 700 C 25 minutes
Cooling rate 700 to 100 C 30 minutes
Dimensions 285 x 190 x 426
Weight 10.0kg
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Techne Tecal 1200S
Techne Tecal 1200S
The Tecal 1200S High Temperature Portable Calibration Furnace offers optimum perfomance from 150C to 1200C.
Temperature range 150C to 1200C
Display Accuracy 3C
Temperature Uniformity 0.2C
Temperature Stability 0.2C ( at 1200C after 20 mins)
Safety over-temperature cut-out Yes
Display resolution 0.1C to 999.9 then 1C to 1200C
Display units Selectable C or F
PC Interface RS232
Heating rate 100 to 1200C 20 minutes
Cooling rate 1200 to 200C 140 minutes
Large lnsert block 34mm x 155 mm with 4 off bores 8mm x 80 mm deep
Fan Cooling Automatic
Fast Cooling Rapid Air Cooling Probe - Option
Dimensions L x W x H (mm) 350 x 200 x 300
Weight 10.0kg
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Techne UPI
Techne UPI
User Probe Interface
The UPI can automatically calibrate temperature sensors without the need for user intervention. Simply connect the UPI to the front panel of any of the Tecal H range of dri-block calibrators.

With the UPI you can realise a fully automated and unattended calibration of your temperature sensors saving both time and money. Simply place the sensor into the block insert and connect to the appropriate front panel terminals, switch the UPI on and select your sensor type.

The UPI accepts types K, J, N, T and E thermocouples along with 100 and 1000 ohm 3 and 4 wire RTDs. The unit will also accept a 4 to 20mA current loop sensor with the current reading of the transmitter displayed on the Tecal H unit.
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Techne CE-350
Techne CE-350
CE-350
The CE-350 is a low-cost alternative to the Tecal 425 models where routine checking of RTD and thermocouples is required.
This unit is very portable as it weighs only 1.5kg and can calibrate the sensors quickly as it can heat and cool over the temperature range in a matter of minutes.

Temperature range 20C above ambient to 350C
Display Accuracy 100C to 300C 1C
Display Accuracy below 100C 0.5C
Temperature Stability 0.1C at 100C
Temperature Stability 0.15C at 200C
Display resolution 0.1C or 0.1 F
Display units Selectable C or F
Heating rate 20C to 300C 5.2 minutes (230v unit)
Cooling rate 300C to 100C 10.8 minutes
Large block 36.7mm fixed block
Fan Cooling Automatic
Safety over-temperature cut-out Yes
Dimensions L x W x H (mm) 72 x 128 x 178 (Excluding Handle)
Weight 1.5kg
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Calibration Baths

Techne Refrigerated Baths
Techne Refrigerated Baths
Refrigerated Baths
These baths are a complete refrigerated circulating system for open or closed applications for temperature ranges from -35C to 100C. Each bath is supplied with a lid and bridging plate.

There are three bath capacities: 7 litre (RB-5A), 12 litre (RB-12A) and 22 litre (RB-22A). Temperature control is via one of the four thermoregulators and together they offer a choice of 12 different bath combinations.

Circulating bath with built in refrigeration
Temperature range from -35C to 100C
Three different capacities of refrigerated bath; 7, 12 or 22 litre
The combination of 3 circulating baths and 4 thermoregulators provides 12 options

Technical Specification

Cooling (at 20C ambient) RB-5A RB-12A RB-22A
Minimum achievable temperature 20C 35C 30C
Cooling capacity at 20C (W) 145 240 240
Cooling capacity at 0C (W) 145 240 240
Cooling capacity at 10C (W) 110 230 220
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Techne liquid calibration bath
Techne liquid calibration bath
Liquid Calibration Baths
The Techne liquid calibration bath (LCB) series offer compact, accurate and reliable liquid baths which can be used for external circulation or temperature calibration of thermal sensors.

35C to 250C
Three different capacities available; 5, 7 or 12 litres
Temperature stability; 0.005C depending on choice of control unit
Fully insulated bath for excellent heat retention
Analogue or digital temperature selection, depending on choice of control unit
Includes cover, lid and bridging plate
When temperature calibration is required the compact liquid baths offer excellent stability over the entire temperature range. The LCBs can be also be used for external circulation to maintain temperatures of samples in viscometers, photometers, refractometers, fermenters and other reaction vessels.

All models of LCB offer high pump performance and exceptional thermal stability from 35C to 250C.
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Techne RCB-80
Techne RCB-80
The RCB-80 is a refrigerated bench top circulating bath that provides precise temperature control for a wide variety of applications and eliminates the cost and potential hazards associated with using dry ice or liquid nitrogen.

The magnetic stirrer and vortex breaker design, with variable speed control, provides excellent isothermal conditions in this bath throughout its temperature range.
Utilising a liquid medium this unit handles heat loads substantially larger than its liquid nitrogen counterparts and does not utilise expendable refrigerant.

It offers a 4 litre bath capacity with an ultimate low temperature of -80C.

Features
-80C ultimate low temperature
Space-saving bench top design
Built in magnetic stirrer
RS-232 interface
Low profile unit for easy bath access
Includes lid and 2 gallons of bath fluid for -80 to 30C opertaing range.
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Techne Unheated Baths
Techne Unheated Baths

Designed to be used with a clip-on Tempette or Tempunit thermoregulator, these baths incorporate carrying handles for added safety. All baths have stoved enameled steel outer cases and are supplied with bridge mounting plate to hold the thermoregulator.

Four bath capacities: 8, 12, 18 and 26 litre

Stainless steel construction
Seam-free and corrosion resistant stainless steel inners for easy cleaning
Rugged splash-proof case
Integrated carrying handle
Maximum working temperature of 200C
All models come with a 3 year warranty as standard

48 litre

48 litre capacity
Welded construction
All submerged parts are made from stainless steel
Rugged splash-proof case
Maximum working temperature of 200C
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Chillers & Coolers

Techne CH-5 Chiller
Techne CH-5 Chiller
CH-5 Chiller with Pump unit
The CH-5/PC-5 Chiller/Pump Unit is designed for use in conjunction with the TECAL 140 H & S Calibrators to achieve calibration temperatures down to -40C.
This unit provides a chilled water supply which is pumped through the Heatsinks on the Tecal 140 H & S units allowing the Tecal to reach -40C.

The unit is designed to run on distilled or deionised water.

The CH-5/PC-5 can also be used to pass chilled water through the cooling coil on the Liquid Calibration Baths (LCB) and Cooling Probe (FDB00CP) giving rapid cooling or a minimum temperature of +10C.

Technical Specification

Specifications CH-5/PC-5
Temperature range 4C to 15C
Cooling capacity 400W
Temperature Control Thermostat on/off
Electrical control Manual
Bath Capacity 5 litres
Pump capacity 20 litres/minute
Pump Head height 6 metres with water
Bath Dimensions L x W x H (mm) 300 x 140 x 150
Overall Dimensions L x W x H (mm) 430 x 235 x 524
Weight 26.5kg
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Techne Flow Coolers
Techne Flow Coolers
Flow Coolers
The Techne Flow Coolers work in conjunction with a Techne thermoregulator. The bath liquid flows through the unit which continually extracts heat from the bath fluid by means of the heat exchanger which is built into the unit.

Techne Flow coolers are designed for use when temperatures down to 35C are required.

Two models
Compact refrigeration units for achieving temperatures down to 35C*
Designed for use with Techne liquid baths

Technical Specification

Cooling (at 20C ambient) FC200 FC500
Minimum achievable temperature 20C 35C
Cooling capacity at 20C (W) 145 240
Cooling capacity at 0C (W) 145 240
Cooling capacity at 10C (W) 110 230
Internal capacity 200ml 200ml
Nominal dimensions width (mm) 235 370
Nominal dimensions length (mm) 420 430
Nominal dimensions height (mm) 300 325
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Techne Dip Cooler
Techne Dip Cooler
Dip Coolers
The cooling head of the Techne Dip Cooler fits neatly and unobtrusively into the corner of the bath and can be secured with a specially designed mounting bracket (supplied). If cooling can be achieved by using cold tap water, a dip cooler is recommended as it conserves water and is easier and more convenient to use.

Techne Dip Coolers are designed for use when temperatures down to 35C are required.

Technical Specification

Cooling (at 20C ambient) RU200 RU500
Minimum achievable temperature 20C 35C
Cooling capacity: 20C 145W 240W
Cooling capacity: 0C 145W 240W
Cooling capacity: 10C 110W 230W
Nominal dimensions width (mm) 235 370
Nominal dimensions length (mm) 420 430
Nominal dimensions height (mm) 300 325
Coil dimensions length (mm) 85 85
Coil dimensions diameter (mm) 75 75
Hose length to coil (mm) 1250 1250
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Heat Transfer

Techne Heat transfer Fluid
Techne Heat transfer Fluid
High Temperature

This high temperature fluid offers industry a practically non-toxic, versatile bath fluid that has proven to be cost effective and thermally stable at temperatures up to +315C. This fluid has demonstrated excellent performance over a wide range of temperature without compromising economics or system integrity. Unlike the less stable mineral oil based fluid, our high temperature fluid provides the user with the confidence and reliability without the premium price of other fluids. Recommended temperature range +60 to +250C.
Low Temperature

The low temperature heat transfer fluid is engineered to offer non-toxic and low odour qualities at an affordable price.

This fluid will satisfy the expectations of the most demanding modern day customer by providing an environmentally sound, thermally effective heat transfer fluid with a flash point of greater than 61C or greater. The fluid offers a low viscosity. ratingRecommended temperature range -40C to 125C.
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