Type 3280

3 | 18

Visit product website 

1.

General technical data

1.1. General

Product properties

Dimensions

Further information can be found in chapter “4. Dimensions” on page 7.

Material

Further information can be found in chapter “3.2. Material specifications” on page 6.

Valve body

Brass or stainless steel

Seal1.)

• NBR for liquids

• EPDM for liquids and special gases (e. g. ammonia, acetylene)

• FKM for neutral gases

Design

• Globe On/Off valve

• Globe control valve

Connection nominal diameter

DN 8…DN 15, NPS ¼, ⅜, ½

Safety setting in case of power

failure

With capacitive buffer module as accessory, see chapter “4.4. Capacitive buffer module” on page

10.

Flow direction

Against closing direction (below seat)

Controller variant

Standard On/Off, standard control valve, position controller or process controller

Weight

~0.7 kg

Status display

LED (Refer to the operating instructions Type 3280  for more information.)

Performance data

Typical values of positioning behaviour2.)

Dead band of the position

control

± 0.5 % (corresponds to setting range 1:100)

Closing time

2.5 s

Operating pressure

0…6 bar(g)

(High pressure version up to 22 bar(g) (depending on seat size, see chapter “6.2. Pressure range” on

page 13) available (optional))

Vacuum version up to - 0.9 bar(g) (optional)

K

VS value

0.03…1.9 m³/h (see chapter “6.2. Pressure range” on page 13)

Electrical data

Operating voltage

24 V DC ± 10 % (max. residual ripple 10 %)

Duty cycle

Up to 100 % (depending on medium and ambient temperature)

Power consumption

< 1 W in holding position

Max. 8 W (DN 2…DN 6) resp. max. 12 W (DN 8 and DN 10, as well as high-pressure versions)

Medium data

Operating medium

Neutral gases, liquids

Medium temperature

• EPDM (seal material): - 30 °C…+ 70 °C

• FKM, NBR (seal material): 0 °C…+ 70 °C

Viscosity

Max. 600 mm²/s (cSt)

Process/Port connection & communication

Port connection3.)

• Threaded connection

– G (EN ISO 228 - 1)

– NPT (ASME B 1.20.1)

• Flange connection

• Cartridge connection

Further information can be found in chapter “4. Dimensions” on page 7.

Communication and control

Standard signal (analogue)

Setpoint: binary, 0/4…20 mA, 0…5/10 V and digital input, see chapter “1.2. Electrical control and

interfaces” on page 4.

Fieldbus (digital)

• Bürkert system bus (büS)

• CANopen (optional)

EDIP

Field device for integration into the EDIP platform via Bürkert system bus (büS)

Further information can be found in chapter “8.2. Bürkert Communicator Software” on page 16.

Approvals and conformities

Degree of protection

IP54

Foods and beverages/Hygiene

Further information can be found in chapter “2.4. Foods and beverages/Hygiene” on page 5.

Others

Further information can be found in chapter “2.5. Others” on page 5.