Type 8696

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1.

General technical data

1.1. Digital electropneumatic positioner Type 8696

Product properties

Dimensions

Further information can be found in chapter “4. Dimensions” on page 8.

Material

Body

PPS, Stainless steel

Seal

EPDM

Cover

PC

Operation

Operating keys

2

DIP switch

Integrated (only for 24 V DC version without digital communication)

Service interface

Connection with PC via USB connection

Configuration tool

Bürkert Communicator

PACTware (only for 24 V DC device version with serial interface)

Commissioning

Initialisation positioner

Automatic by X.TUNE function (automatic adjustment of the positioner)

Manual override of pilot valve

In manual mode via operating keys

Status display

Display of device and valve status

Multicoloured LEDs

Communication

Digital

IO-Link, Bürkert system bus (büS) (based on CANopen)

Performance data

Position sensor

Measuring principle

Inductive

Position detection module

Contactless analogue position sensor (wear-free)

Stroke range

Valve spindle

3…32 mm

Electrical data

Operating voltage

24 V DC ± 25 %

UL: NEC Class 2

Residual ripple

Max. 10 %

Power consumption

≤ 3.5 W

Protection class

III according to DIN EN 61140

Electrical connection

Multipole version

M12, 8-pin resp. 5-pin according to device version

(see “5. Device/Process connections” on page 9)

Pneumatic data

Control medium

Neutral gases, air, quality class according to ISO 8573 - 1

Dust content

Class 7 (< 40 µm particle size)

Particle density

Class 5 (< 10 mg/m3)

Pressure dew point

Class 3 (<- 20 °C)

Oil content

Class X (< 25 mg/ m3)

Supply pressure

0…7 bar 1.)

Pilot air port

Threaded connection G ⅛, stainless steel

Positioning system

Low air capacity

Single-acting

7 l

N/min for aeration and ventilation

(Q

Nn value according to definition at pressure drop from 7 to 6 bar abs)

Actuator series/size

Type 23xx, actuator Ø 50 mm

Type 2103, actuator Ø 50 mm