FK31-SL Calibration bath

with integrated cooling machine for working temperatures up to -30 °C

The calibration baths in this category feature an integrated refrigeration unit and are suitable for calibration applications to -30 °C. The bath cover with openings and Viton® sleeves is already included in delivery for all models.

Performance data depends on the mains voltage in the country of use. Please select:

Country of use | Mains voltage | Plug | JULABO voltage version code
FK31-SL
Order number including voltage version 9352628.03
Working temperature range -30 ... +200 °C
Temperature stability ±0.005 °C
Heating capacity 2 kW
Pump capacity flow pressure 22 ... 26 l/min
Pump capacity pressure 0.4 ... 0.7 bar
Usable bath opening
(W x L / D) 		12 x 0 / 31 cm
Filling volume 24 l
Total dimensions
(W × L × H)		 32 x 45 x 91 cm
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Product Features

  • LCD DIALOG DISPLAY backlit for convenient interactive operation
  • ICC (Intelligent Cascade Control), self-optimizing temperature control
  • TCF Temperature Control Features to optimize the control behavior
  • Integrated programmer for 6 x 60 program steps
  • Highest temperature stability to ±0.005 °C (±0.02 °C at +200 °C)
  • Temperature uniformity better than ±0.01 °C
  • Optional Pt100 sensor for reference temperature measurements
  • Temperature chamber with overflow at maximum liquid level

Technical data for FK31-SL

Overview

Dimensions and volumes
Total dimensions
(W × L × H) 		32 x 45 x 91 cm
Filling volume 24 l
Usable immersion depth 31 cm
Weight 51 kg
Temperature values
Working temperature range -30 ... +200 °C
Temperature stability ±0.005 °C
Temperature display resolution 0.01 °C
Ambient temperature +5 ... +40 °C

Performance data depends on the mains voltage in the country of use. Please select:

Country of use | Mains voltage | Plug | JULABO voltage version code
Performance values
Heating capacity 2 kW
Cooling capacity
Medium: Ethanol
°C 20 0 -20
kW 1 0.46 0.34 0.15
Refrigerant R134a
Global Warming Potential 1430
Filling weight 200 g
Carbon dioxide equivalent 0.286 t

1 Performance specifications measured in accordance with DIN 12876. Cooling capacities up to 20 °C measured with ethanol; over 20 °C with thermal oil unless otherwise specified. Performance specifications apply at an ambient temperature of 20 °C. Performance values may differ with other bath fluids.

Pump capacity flow pressure 22 ... 26 l/min
Pump capacity pressure 0.4 ... 0.7 bar
Maximum suction 0.2 ... 0.4 bar
Viscosity max. 70 cSt
Power consumption 14 A
Bath
Bath tank Stainless steel
Bath cover integrated
Usable bath opening
(W x L / D) 		12 x 0 / 31 cm
Cooling
Cooling coil not available
Cooling of compressor 1-stage Air
Other
Classification
according to DIN12876-1 		Classification III (FL)
IP Code
according to IEC 60529 		IP 21
Pump type Immersion Pump
Electronics
Interfaces Profibus optional
External pt100 sensor connection integrated
Integrated programmer 6x60 steps
Temperature control ICC
Absolute temperature calibration 3 Point Calibration
Temperature display VFD
Temperature setting Keypad
Available voltage versions
9352628.02 115V/60Hz (Nema N5-15 Plug) (R134a)
9352628.03 230V/50Hz (Schuko Plug - CEE 7/4 Plug Type F) (R134a)
9352628.04 230V/50Hz (UK Plug Type BS1363A) (R134a)
Included in delivery
Including bath cover with seven openings

Overview

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Accessory for FK31-SL

Downloads for FK31-SL

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FK31-SL Benefits

For flammable bath fluid

Classification III (FL) according to DIN 12876-1

ATC3. Calibration.

‘Absolute Temperature Calibration’ for compensating a physically caused temperature difference, 3-point calibration.

Process. Under control.

Full regulation of the dynamics control, access to all important control parameters for individual process optimization.

100 % Cooling capacity

‘Active Cooling Control’ for cooling available throughout the entire working temperature range, fast cool-down even at higher temperatures

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