PRESTO A85 Process System

Powerhouses among the process circulators

High cooling capacities enable extremely low temperatures down to -85 °C possible. The high heating capacity, particularly with the A85t and the W85t, provides even more flexibility in the application.

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Process System PRESTO A85 from JULABO view 1
Process System PRESTO A85 from JULABO view 3
Process System PRESTO A85 from JULABO view 2
Process System PRESTO A85 from JULABO view 1
Process System PRESTO A85 from JULABO view 3
Process System PRESTO A85 from JULABO view 2
Data at mains voltage / frequency:
400V/3PNPE/50Hz (Plug 32A CEE)
Change
A85
Order No. 9 420 852.07
Working temperature range -85.0 ... +250.0 °C
Temperature stability +/-0.05 ... +/-0.1 °C
Heating capacity 6 kW
Cooling capacity
(Medium: Ethanol)
°C
kW
200 20 0 -20 -30 -40 -60 -80
2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Cooling capacity
(Medium: Ethanol)
°C 200 20 0 -20 -30 -40 -60 -80
kW 2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Pump capacity flow rate 35 ... 80 l/min
Pump capacity flow pressure 0.48 ... 3.2 bar
Dimensions
(W × L × H)		 61 x 108 x 125 cm
A85
Order No. 9 420 852.16
Working temperature range -85.0 ... +250.0 °C
Temperature stability +/-0.05 ... +/-0.1 °C
Heating capacity 5.5 kW
Cooling capacity
(Medium: Ethanol)
°C
kW
200 20 0 -20 -30 -40 -60 -80
2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Cooling capacity
(Medium: Ethanol)
°C 200 20 0 -20 -30 -40 -60 -80
kW 2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Pump capacity flow rate 35 ... 80 l/min
Pump capacity flow pressure 0.48 ... 3 bar
Dimensions
(W × L × H)		 61 x 108 x 125 cm
A85
Order No. 9 420 852.16
Working temperature range -85.0 ... +250.0 °C
Temperature stability +/-0.05 ... +/-0.1 °C
Heating capacity 6 kW
Cooling capacity
(Medium: Ethanol)
°C
kW
200 20 0 -20 -30 -40 -60 -80
2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Cooling capacity
(Medium: Ethanol)
°C 200 20 0 -20 -30 -40 -60 -80
kW 2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Pump capacity flow rate 35 ... 80 l/min
Pump capacity flow pressure 0.48 ... 3.2 bar
Dimensions
(W × L × H)		 61 x 108 x 125 cm
A85
Order No. 9 420 852.06
Working temperature range -85.0 ... +250.0 °C
Temperature stability +/-0.05 ... +/-0.1 °C
Heating capacity 6 kW
Cooling capacity
(Medium: Ethanol)
°C
kW
200 20 0 -20 -30 -40 -60 -80
2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Cooling capacity
(Medium: Ethanol)
°C 200 20 0 -20 -30 -40 -60 -80
kW 2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Pump capacity flow rate 35 ... 80 l/min
Pump capacity flow pressure 0.48 ... 3.2 bar
Dimensions
(W × L × H)		 61 x 108 x 125 cm
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Product Features

  • For highly precise, external temperature applications
  • Rapid heating and cooling
  • Wide working temperature ranges without changing fluids
  • Highest performance with small footprint
  • Space-saving design optimizes space utilization in your lab
  • 5,7” industrial color TFT touch screen
  • SD-Card slot
  • RS232
  • RS485 (Accessory)
  • Pump pressure up to 3.2 bar, max. flow rate 80 l/min
  • Cooling capacity up to 2.8 kW
Dimensions and volumes
Dimensions
(W × L × H)		 61 x 108 x 125 cm
Internal usable expansion volume 7 l
Minimal process volume 9.5 l
Active heat exchanger volume 5 l
Weight 365 kg
Pump connections M30x1.5 male
Pump connections M30x1.5  male
Temperature values
Working temperature range -85.0 ... +250.0 °C
Temperature stability +/-0.05 ... +/-0.1 °C
Setting the resolution of the temperature display 0.01 °C
Temperature display resolution 0.01 °C
Ambient temperature +5.0 ... +40.0 °C
Data at mains voltage / frequency:
400V/3PNPE/50Hz (Plug 32A CEE)
Change
Performance values
Heating capacity 6 kW
Cooling capacity
(Medium: Ethanol)
°C
kW
200 20 0 -20 -30 -40 -60 -80
2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Cooling capacity
(Medium: Ethanol)
°C 200 20 0 -20 -30 -40 -60 -80
kW 2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Pump capacity flow rate 35 ... 80 l/min
Pump capacity flow pressure 0.48 ... 3.2 bar
Viscosity max. 50 cST
Refrigerant stage 1
 Refrigerant R507
Global Warming Potential for R507 3985
Filling volume 1600 g
Carbon dioxide equivalent 6.376 t
Refrigerant stage 2
 Refrigerant R23
Global Warming Potential for R23 14800
Filling volume 680 g
Carbon dioxide equivalent 10.064 t
Performance values
Heating capacity 5.5 kW
Cooling capacity
(Medium: Ethanol)
°C
kW
200 20 0 -20 -30 -40 -60 -80
2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Cooling capacity
(Medium: Ethanol)
°C 200 20 0 -20 -30 -40 -60 -80
kW 2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Pump capacity flow rate 35 ... 80 l/min
Pump capacity flow pressure 0.48 ... 3 bar
Viscosity max. 50 cST
Refrigerant stage 1
 Refrigerant R507
Global Warming Potential for R507 3985
Filling volume 1600 g
Carbon dioxide equivalent 6.376 t
Refrigerant stage 2
 Refrigerant R23
Global Warming Potential for R23 14800
Filling volume 680 g
Carbon dioxide equivalent 10.064 t
Performance values
Heating capacity 6 kW
Cooling capacity
(Medium: Ethanol)
°C
kW
200 20 0 -20 -30 -40 -60 -80
2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Cooling capacity
(Medium: Ethanol)
°C 200 20 0 -20 -30 -40 -60 -80
kW 2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Pump capacity flow rate 35 ... 80 l/min
Pump capacity flow pressure 0.48 ... 3.2 bar
Viscosity max. 50 cST
Refrigerant stage 1
 Refrigerant R507
Global Warming Potential for R507 3985
Filling volume 1600 g
Carbon dioxide equivalent 6.376 t
Refrigerant stage 2
 Refrigerant R23
Global Warming Potential for R23 14800
Filling volume 680 g
Carbon dioxide equivalent 10.064 t
Performance values
Heating capacity 6 kW
Cooling capacity
(Medium: Ethanol)
°C
kW
200 20 0 -20 -30 -40 -60 -80
2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Cooling capacity
(Medium: Ethanol)
°C 200 20 0 -20 -30 -40 -60 -80
kW 2.8 2.5 2.4 2.4 2.4 2.4 2.2 0.4
Pump capacity flow rate 35 ... 80 l/min
Pump capacity flow pressure 0.48 ... 3.2 bar
Viscosity max. 50 cST
Refrigerant stage 1
 Refrigerant R507
Global Warming Potential for R507 3985
Filling volume 1600 g
Carbon dioxide equivalent 6.376 t
Refrigerant stage 2
 Refrigerant R23
Global Warming Potential for R23 14800
Filling volume 680 g
Carbon dioxide equivalent 10.064 t
Cooling
Cooling of compressor 2-stage Air
Other
Sound pressure level 69 dbA
Classification
according to DIN12876-1 		Classification III (FL)
IP Code
according to IEC 60529 		IP 20
Pump type Centrifugal Pump (Magnetically coupled)
Electronics
External pt100 sensor connection integrated
2nd external Pt100 sensor connection accessory
Integrated programmer 8x60 steps
Temperature control ICC
Absolute temperature calibration 3 Point Calibration
Temperature display 5.7" TFT Touchscreen
Temperature setting Touchscreen
Available voltage versions
400V/3PNPE/50Hz Plug 32A CEE 9420852.07
208-230V/3PPE/60Hz Without Plug 9420852.16
230V/3PPE/50Hz Plug 32A CEE 9420852.06

Overview

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Cool-down time

chart_cd-A85

Accessory for PRESTO A85

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Benefits

  • TCF
    Touch display. Perfect operation.
    With the touch display, the user always has an overview of all values and functions. The intuitive and multilingual menu structure enables perfect control.
  • TCF
    Convenience for several users
    Administrator level for customizing instrument settings, user levels with limited permissions for fast and safe defined access, password protection, all levels adjustable
  • ACC
    100 % Cooling capacity
    ‘Active Cooling Control’ for cooling available throughout the entire working temperature range, fast cool-down even at higher temperatures
  • ICC
    Intelligent temperature control.
    Intelligent cascade control - automatic and self-optimizing adaptation of the PID control parameters with external stability of +/- 0.05 °C.

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