Type 8718

3 | 10

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1.

General technical data

Product properties

Material

Body

Stainless steel

Housing

PC (Polycarbonate)

Seal

FKM, EPDM or FFKM

Dimensions

Standard version: 107 × 115.5 × 28 (BxHxT)

Sub-base version: 107 × 115.5 × 43 (BxHxT)

Detailed information can be found in chapter “3. Dimensions” on page 4.

Total weight

Approx. 1000 g

LED display

Indication for:

1. Power

2. Communication (only in fieldbus version), limit (only in analogue version)

3. Error

Performance data

Full scale range (Q

Nom)

1.5...36l/h (25...600ml/min) regarding water

Measuring range

1:10

Max. operating pressure

Up to max. 10 barg; typical max. 2 barg

Measuring accuracy

± 1.5 % o. R. ± 0.5 % F. S.

Repeatability

± 0.5 % F. S.

Response time (t95 %)

< 500 ms

Electrical data

Operating voltage

24 V DC

Power consumption

Max. 7.5 W (10 W with fieldbus version)

Voltage tolerance

± 10 %

Residual ripple

< 2 %

Electrical connection

Plug Sub-D, 15 pin,

Socket M12 (PROFIBUS), 5 pin

Plug M12 (CANopen), 5 pin

Medium data

Operating medium

Clean and low viscous liquids

Calibration medium

Water (conversion to operating medium with correction function)

Medium temperature

- 10 °C…+ 40 °C

Viscosity (max.)

0.4 to 4 cSt

Process/Port connection & communication

Port connection

G ⅛, NPT ⅛, G ¼, NPT ¼, Sub-base

Digital outputs

One relay-output for:

1. Limit (desired value can not be achieved)

Current output: 25 V, 1 A, 25 VA

Digital inputs

Two:

1. Start Autotune

2. Open valve (for purging)

Digital (communication) interface

Digital via Fieldbus:

• PROFIBUS DP V1

• CANopen

Analogue interfaces

4…20 mA, 0…20 mA, 0…10 V or 0…5 V

Input impedance > 20 kΩ (Voltage) resp. < 300 Ω (Current)

Max. load: 10 mA (Voltage output); max. load: 600 Ω (Current output)

Environment and installation

Ambient temperature

0 °C…55 °C

Installation position

Horizontal or vertical

Degree of protection

IP40