Type 2065

3 | 13

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1.

General technical data

Product properties

Dimensions

Detailed information can be found in chapter “4. Dimensions” on page 6.

Material

Block body (VH)1.)

Stainless steel 1.4435/316 L

Block body (VI)1.)

Stainless steel 1.4435/BN2/ASME BPE; Fe < 0.5 %/C ≤ 0.03 %

Diaphragm

EPDM (AD)1.), PTFE/EPDM (EA)1.), advanced PTFE/EPDM (EU)1.),

GYLON®/EPDM laminated (ER)1.)

Actuator cover

1.4404

Diaphragm socket

1.4308

Diaphragm size

8…50

Standard surface quality

Block body (VH/VI)1.)

Internal electrically polished : Ra ≤ 0.38 μm (NO17)1.) (ASME BPE SF4/DIN HE4)

(external Ra ≤ 1.6 µm)

Internal mechanically polished : Ra ≤ 0.5 μm (NO14)1.) (ASME BPE SF1) (external Ra

≤ 1.6 µm)

Performance data

Pilot pressure (max.)

10.5 bar

7.5 bar for actuator size 1301.)

See “5.1. Medium pressure” on page 10

Pilot air port

Thread G ⅛

Medium data

Process medium

Neutral gases and fluids, highly purified, sterile, aggressive or abrasive medium

(see resistance chart )

Mediums temperature

EPDM (AD)1.)

- 10…+ 143 °C (steam sterilisation + 150 °C for 60 min)

PTFE/EPDM (EA)1.)

- 10…+ 130 °C (steam sterilisation + 140 °C for 60 min)

PTFE/EPDM (EU)1.)

- 5…+ 143 °C (steam sterilisation + 150 °C for 60 min)

GYLON®/EPDM laminated (ER)1.)

- 5…+ 130 °C (steam sterilisation + 140 °C for 60 min)

Control medium

Neutral gases/air

Process/Port connection & communication

Nominal diameter

DN 8…DN 65

Port connection2.)

Welded connection2.)

DIN EN ISO 1127/ISO 4200/DIN 11866 series B

DIN 11850 series 2/DIN 11866 series A/DIN EN 10357 series A

ASME BPE/DIN 11866 series C

Clamp connection2.)

DIN 32676 series A (DIN pipe)

DIN 32676 series B (ISO pipe)

ASME BPE

Environment and installation

Installation position

See operating manual 

Ambient temperature

0 °C…+ 60 °C, autoclavable (acc. to technical clarification)

1.) This information is part of the product key (see “8.3. Bürkert Product Enquiry Form” on page 12)

2.) Further versions on request