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Atmospheric Distillation Analyzer:
Diana

  • +7
Model:
  • Full ASTM D86 and EN ISO 3405 compliance at an attractive price
  • Familiar handling for fast operator adoption
  • Long-life heater and contamination-resistant receiving chamber
  • Liquid-free Peltier cooling for method changes in <5 min
  • Built-in safety monitoring

The Diana series atmospheric distillation analyzer delivers standards-compliant boiling-range analysis of petroleum and petrochemical products with a level of automation suited to individual laboratory needs. 

Diana 701 is the high-throughput solution for fully automated distillation of fuels and solvents, combining high measurement performance, robust components, and intuitive operation to reduce manual effort and keep demanding workflows moving efficiently. 

For routine fuel testing, Diana 301 lowers investment costs through simplified automation while maintaining full ASTM D86 and EN ISO 3405 compliance, high measurement performance, maximum safety, and component longevity.

Key features

Unique, robust metal sensor with glass-level performance

Reliable vapor temperature measurement is critical in an atmospheric distillation analyzer. Diana 701 features the market’s only metal vapor temperature sensor for demanding routine use. Compared to traditional glass Pt100 sensors, its robust design reduces the risk of breakage while delivering equal measurement performance, improving operator safety and uptime while reducing replacement costs. 

A glass sensor remains available for laboratories that prefer it. 

The vapor temperature sensor is combined with the flask holder in a compact “multi-plug” for cordless, convenient test setup. The integrated memory stores identification and temperature calibration data, automatically applying the calibration when connected, for traceable, recalibration-free sensor exchange.

Robust heating and volume detection for consistent results

The optimized long-life heater of the Diana series is validated for more than 10,000 heating cycles, supporting intensive daily operation and reducing heater-related downtime. 

The contamination-resistant receiving chamber is easy to clean and, together with integrated anti-condensation technology, enables stable volume detection over long operating periods, even in humid environments. 

Together, these components contribute to a long service life and help significantly reduce total cost of ownership.

Liquid-free Peltier cooling for method changes in <5 min

Our atmospheric distillation analyzers use efficient liquid-free Peltier cooling to quickly adjust both condenser and receiving chamber temperatures when switching between distillation groups, minimizing idle time and helping laboratories maintain high throughput.

Error-free setup and safe operation

The Diana 701 atmospheric distillation analyzer uses multiple sensors to help prevent setup errors by recognizing the vapor temperature sensor, flask size, and support board, among other functions. The guided mode takes new users step by step through the workflow, while advanced users retain the flexibility to adjust methods and handle experimental or non-standard samples as needed. 

Diana 301 is designed for safe routine operation, with essential monitoring and safety functions. 

In an emergency, both Diana instruments use integrated fire detection and an internal fire extinguisher, which is triggered automatically and can also be activated manually at the push of a button.

Connected workflows and traceable data

The Diana series integrates seamlessly into digital laboratory workflows. Customizable export options and connectivity with AP Connect and LIMS platforms reduce manual data transfer while supporting traceability and audit compliance. This helps laboratories manage distillation results efficiently from measurement through documentation.

Specifications

 Diana 701Diana 301
Standard test methods
Fuel distillationASTM D86 (groups 0 to 4), EN ISO 3405 (groups 0 to 4), IP 123, JIS K 2254, GOST 2177
Solvent distillationASTM D1078, ASTM D850, IP 195, JIS K 0066
Additional methodsASTM D524, ASTM D4530, Benzinum Medicinale
Measurement
Vapor temperature sensorPt100, metal or glass, Class A (DIN EN 60751)Pt100, glass, Class A (DIN EN 60751)
Vapor temperature range0 °C to 450 °C
Vapor temperature calibrationIntegrated sensor memory for up to 12 calibration points; automatic probe ID detectionUp to 3 calibration points stored on the instrument
Calibration certificateFactory calibration certificate included (room temperature, 100 °C, 180 °C);
ISO 17025 accredited calibration available optionally
Distillation rateUp to 10 mL/min, programmable
Volume measurementOptical static detection system with contact image sensor (CIS) and anti-condensation technology
Volume range0 mL to 103.5 mL0 mL to 100 mL
Volume accuracy±0.1 mL
Ambient pressureBuilt-in pressure sensor (range: 30 kPa to 110 kPa) with single-point calibration against an external barometer
Ambient temperatureBuilt-in temperature sensor (range: -20 °C to +80 °C)
Temperature control
Heating systemLow-mass, low-voltage heating system with stabilized heating coil
Initial heating controlAutomaticAssisted 
Condenser and receiving chamberLiquid-free Peltier (range: 0 °C to 80 °C; accuracy: ±0.5 °C at 25 °C)
Operation and safety
User interface10" solvent-resistant touchscreen
Guided mode and status lightYes
Automatic volume handlingInitial volume scan with automatic normalization to 100 % and residue scan with automatic loss calculation
Automatic calculationsCetane index, drivability index
Condition monitoringAdvanced setup and safety monitoring, including flask size, support board, vapor temperature sensor, heater shield and lift, condenser cleaning status, receiving chamber door, receiving cylinder, drip plate, and extinguisher gas connectionEssential safety monitoring, including vapor temperature sensor, receiving chamber door, receiving cylinder, and drip plate
Heater handlingAutomatic heater and shield lift with cooling fanManual heater and shield lift
Fire safetyBuilt-in IR fire detection and fire extinguisher using N₂ or CO₂
VOC emission reductionAutomatic
Data and connectivity
Stored test results>4,000200
User-defined test methods>20015
ConnectivityAP Connect, LIMS, network share, emailAP Connect
Operating requirements
Operating temperature10 °C to 35 °C
Altitude0 m to 2,000 m
Power supplyAC 100 to 240 V, 50/60 Hz, 900 VA
Technical data
Dimensions (W × D × H)406 mm × 525 mm × 645 mm
Weight40 kg
Communication interfacesEthernet, 4 × USB, Wi-FiEthernet, 2 × USB
Dry-point detectionOptional sensor for 125 mL and 200 mL flasks
Additional accessoriesQuartz glass flasks, external printer, receipt printer, barcode scanner, calibration sets, certified reference materials (CRMs)

Standards

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ASTM

D86
D524
D850
D1078
D4530

ISO

3405

IP

123
195

JIS

K 2254

GOST

2177

Standards

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ASTM

D86

ISO

3405

IP

123

JIS

K 2254

GOST

2177

Anton Paar Certified Service

Support throughout your instrument’s full lifecycle, wherever you are
  • Three-year standard warranty
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Complementary products

Product Type
  • Accessory
  • Consumable
  • Software
Category
  • Boiling Stone
  • Cable
  • Cap
  • Cleaning Equipment
  • Connectivity
  • Cylinder
  • Cylinder Stand
  • Distillation Flask
  • Drip Plate
  • Flask Support Boards
  • Hose
  • Input Device
  • Laboratory Software
  • Miscellaneous
  • Plug

ADAPTER USB 2.0, MICRO-B PLUG / MAGNETIC INTERFACE

Compatible with :
Diana 701
Online price only excl.incl. 0VAT
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Part number : 198114
Product details

Small Micro-B plug with a magnetic interface for the fast connection of the multi-plug connector.

CYLINDER TUBE 2, 100 ml, BOROSILICATE GLASS, WITH SCHELLBACH STRIP

Compatible with :
Diana 701 | 301
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Part number : 195330
Product details

Cylinder tube without base. Graduated between 90 mL - 100 mL. Made of borosilicate glass with Schellbach strip. Replaces mat. no. 106318 Required: Metal base

PROTECTIVE CAGE FOR MULTI-PLUG

Compatible with :
Diana 701 | 301
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Part number : 258805
Product details

Protective cage to prevent accidental breakage of the glass Pt100 temperature sensor of the multi-plug.

CYLINDER TUBE 2, 100 mL, BOROSILICATE GLASS

Compatible with :
Diana 701 | 301
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Part number : 195141
Product details

Cylinder tube without base. Graduated between 90 mL - 100 mL. Made of borosilicate glass. Replaces mat. no. 169570 Required: Metal base

PVC HOSE WITH FABRIC, d = 10 mm, 2 m

Compatible with :
Diana 701 | 301
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Part number : 323249

PVC HOSE WITH FABRIC, d = 10 mm, 3 m

Compatible with :
Diana 701 | 301
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Part number : 323248

PVC HOSE WITH FABRIC, d = 10 mm, 4 m

Compatible with :
Diana 701 | 301
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Part number : 323271

GRADUATED RECEIVING CYLINDER 2, 100 mL, MAGNETIC SOLVENT-PROOF BASE

Compatible with :
Diana 701 | 301
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Part number : 195332
Product details

Receiving cylinder for the automatic distillation unit. Made of borosilicate glass, graduated between 90 mL - 100 mL, with a magnetic metal base. Due to the FFKM O-ring in the base, suitable for aggressive solvents. Replaces mat. no. 169572

RECEIVING CYLINDER STAND, MAGNETIC

Compatible with :
Diana 701 | 301
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Part number : 196784
Product details

A polyamide stand which, due to the integrated magnet, can be fast and easily attached to the metal base of the graduated cylinder when the receiving cylinder is taken out of the device. It assures a stable stand of the cylinder. Before the graduated cylinder can be inserted into the distillation device the stand must be removed.

WIFI/BLUETOOTH DONGLE

Compatible with :
Diana 701
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Part number : 194727

GRADUATED (RESIDUE) CYLINDER, 5 mL

Compatible with :
Diana 701 | 301
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Part number : 172676
Product details

Measuring cylinder with a volume of 5 mL. Graduation 0.1 mL. Used to measure the distillation residue left in the flask.

FLASK SUPPORT BOARD, HOLE d = 32 mm, 83 x 83 x 5 mm, CERAMIC GLASS

Compatible with :
Diana 701 | 301
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Part number : 184289
Product details

Heater board made of SCHOTT NEXTREMA® ceramic glass. Central opening d = 32 mm (1 1/4").

FLASK SUPPORT BOARD, HOLE d = 38 mm, 83 x 83 x 5 mm, CERAMIC GLASS

Compatible with :
Diana 701 | 301
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Part number : 184290
Product details

Heater board made of SCHOTT NEXTREMA® ceramic glass. Central opening d = 38 mm (1 1/2").

FLASK SUPPORT BOARD, HOLE d = 50 mm, 83 x 83 x 5 mm, CERAMIC GLASS

Compatible with :
Diana 701 | 301
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Part number : 194645
Product details

Heater board made of SCHOTT NEXTREMA® ceramic glass. Central opening d = 50 mm (2").

FLASK SUPPORT BOARD, HOLE d = 25 mm, 83 x 83 x 5 mm, CERAMIC GLASS

Compatible with :
Diana 701 | 301
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Part number : 194646
Product details

Heater board made of SCHOTT NEXTREMA® ceramic glass. Central opening d = 25 mm (1").

BOILING STONES, CERAMIC, 200 g

Compatible with :
Diana 701 | 301
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Part number : 196900
Product details

Boiling stones made of ceramic material (200 g). Approximately 3 boiling stones should be added to the sample in the distillation flask to prevent boiling retardation.

EXTENSION CABLE SET (MULTI-PLUG)

Compatible with :
Diana 701
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Part number : 210046
Product details

Extension cable for the multi-plug. Required to calibrate the multi-plug against a certified thermometer in an external temperature bath.

DISTILLATION FLASK (PACK OF 10), 125 mL, ASTM E133/B, BOROSILICATE GLASS

Compatible with :
Diana 701 | 301
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Part number : 239539
Product details

Distillation flask with a volume of 125 mL. 10 pieces. Made of borosilicate glass for distillations up to 360 °C. Specifically for Diana Series.

TOUCHSCREEN STYLUS

Compatible with :
Diana 701 | 301
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Part number : 157768
Product details

Touchscreen stylus Bellagio Mini

DISTILLATION FLASK, 125 mL, ASTM E133/B, BOROSILICATE GLASS

Compatible with :
Diana 701 | 301
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Part number : 186744
Product details

Distillation flask with a volume of 125 mL. Made of borosilicate glass for distillations up to 360 °C. Specifically for Diana Series.

CLEANING WICK, 12 THREADS, PACK OF 8

Compatible with :
Diana 701 | 301
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Part number : 218603
Product details

Cleaning material for the condenser tube, 8 pieces. Used in combination with the cleaning tool (P/N 210173).

CONDENSER CLEANING TOOL

Compatible with :
Diana 701 | 301
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Part number : 210173
Product details

To be pulled through the condenser tube after the distillation has finished. Used in combination with the cleaning material (P/N 218603).

DRY POINT MULTI-PLUG, GLASS Pt100 (FOR 200 ml FLASK)

Compatible with :
Diana 701
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Part number : 196660
Product details

Multi-plug with glass Pt100 and dry point sensor. Suitable for distillation in accordance with ASTM D850 and D1078 using a 200 mL distillation flask.

MULTI-PLUG, GLASS Pt100 (FOR 100/125 mL FLASK)

Compatible with :
Diana 701
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Part number : 195872
Product details

Multi-plug with glass Pt100. Suitable for distillation in accordance with ASTM D86/EN ISO 3405 using a 100/125 mL distillation flask.

GRADUATED RECEIVING CYLINDER 2, 100 mL, MAGNETIC BASE

Compatible with :
Diana 701 | 301
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Part number : 195234
Product details

Receiving cylinder for the automatic distillation unit. Made of borosilicate glass, graduated between 90 mL - 100 mL, with a magnetic metal base. Not suitable for aggressive solvents.

DRIP PLATE 2

Compatible with :
Diana 701 | 301
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Part number : 194531
Product details

The drip plate is inserted into the receiving cylinder and hooked onto the rim of the cylinder. Made of stainless steel. Specifically for Diana Series.

CONDENSER TUBE SEALING CAP

Compatible with :
Diana 701 | 301
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Part number : 191097
Product details

Condenser tube stopper. Pulled over the condenser tube entry for an air-tight connection with the distillation flask side arm. Specifically for Diana Series.

DISTILLATION FLASK, 200 mL, ASTM E133/C, BOROSILICATE GLASS

Compatible with :
Diana 701
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Part number : 186746
Product details

Distillation flask with a volume of 200 mL. Made of borosilicate glass for distillations up to 360 °C. For distillations according to ASTM D850, ASTM D1078.

DISTILLATION FLASK, 100 mL, ASTM E133/A, BOROSILICATE GLASS

Compatible with :
Diana 701
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Part number : 186745
Product details

Distillation flask with a volume of 100 mL. Made of borosilicate glass for distillations up to 360 °C. Specifically for Diana Series.
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Lab Execution System:
AP Connect Start

Compatible with :
Diana 701 | 301
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Part number : 424089
Product details
  • Start a paperless data flow with one instrument
  • Collect and export data from one Anton Paar instrument
  • Single-user setup with one automatic export rule

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Lab Execution System:
AP Connect Standard

Compatible with :
Diana 701 | 301
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Part number : 424100
Product details
  • Scale digital data flow across up to 100 instruments
  • Centrally structure roles, permissions, and labs 
  • Automate exports and supported remote task execution
  • Access structured results, metadata, and settings fast

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Lab Execution System:
AP Connect Pharma

Compatible with :
Diana 701 | 301
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Part number : 424101
Product details
  • Support regulated workflows across up to 100 instruments
  • Review, approve, and sign data digitally
  • Keep audit trails and signatures in one system
  • Prepare processes for validation and audits

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