PRESTO A45 Process system

Air-cooled process systems down to -45 °C

The A45 air-cooled process system can be used flexibly and independently of cooling water supply. They compensate exothermic and endothermic reactions extremely quickly.

The highly dynamic temperature control systems PRESTO are designed for high-precision temperature control for a wide range of applications such as reactor vessels or material stress tests. Moreover, by using efficient components, the process systems can compensate exothermic and endothermic reactions exceptionally fast. Permanent internal monitoring and self-lubricating pumps ensure a long life-time. In addition, numerous interfaces offer many remote control possibilities across networks or for integration into higher-level control systems.

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

Country of use | Mains voltage | Plug | JULABO voltage version code
A45
Order number including voltage version 9420452.07
Working temperature range -45 ... +250 °C
Temperature stability ±0.05 ... ±0.1 °C
Heating capacity 6 kW
Pump capacity flow pressure 0 ... 80 l/min
Pump capacity pressure 0.1 ... 3 bar
Total dimensions
(W × L × H)
53 x 66.5 x 126 cm
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Product Features

  • Heating capacity up to 12 kW
  • Cooling capacity up to 3.5 kW
  • External Pt100 sensor connection
  • Analog connections, RS485, Profibus DP (accessory)
  • removable ventilation grid
  • Built-in 5.7’’ industrial color touchscreen
  • Second external Pt100 sensor connection (accessory)
  • Temperature stability ±0.05 °C ... ±0.1 °C
  • Alarm output
  • Pump pressure up to 3 bar, max. flow rate 80 l/min

Technical data for PRESTO A45

Dimensions and volumes
Total dimensions
(W × L × H)
53 x 66.5 x 126 cm
Internal usable expansion volume 7.5 l
Minimal process volume 7.5 l
Active heat exchanger volume 3.5 l
Weight 210 kg
Pump connections M30x1.5 male
Temperature values
Working temperature range -45 ... +250 °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 ... +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 6 kW
Cooling capacity
Medium: Ethanol
°C 200 20 0 -10 -20 -30 -40
kW 1 3.4 3.5 3.3 2.6 1.8 1 0.3
Refrigerant R452A
Global Warming Potential 2140
Filling weight 1320 g
Carbon dioxide equivalent 2.8248 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 0 ... 80 l/min
Pump capacity pressure 0.1 ... 3 bar
Viscosity max. 50 cSt
Power consumption 13 A
Cooling
Cooling of compressor 1-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
Interfaces Alarm output / Ethernet / Modbus TCP/IP / Profibus optional / REG/EPROG optional / RS232 / RS485 optional / SD memory card / Standby-Input optional / USB
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
9420452.07 400V/3PNPE/50Hz (Plug 16A CEE) (R452A)
9420452.16 208-230V/3PPE/60Hz (Without Plug) (R449A)
9420452.06 230V/3PPE/50Hz (Plug 32A CEE) (R452A)
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Cool-down time

Medium: Thermal HL

Heat-up time

Medium: Thermal HL

Pump capacity

Accessory for PRESTO A45

Downloads for PRESTO A45

We would also be happy to send you our printed catalogs and brochures by post.

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PRESTO A45 Benefits

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.

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

100 % Cooling capacity

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

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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