Type 8791

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Approvals and conformities

Explosion protection

Ignition protection class

II 3D Ex tc IIIC T135 °C Dc

II 3G Ex ec IIC T4 Gc

ATEX

BVS 16 ATEX E 118 X

II 3G Ex ec ic IIC T4 Gc

II 3D Ex tc IIIC T135 °C Dc

IECEx

IECEx BVS 16.0091 X

Ex ec ic IIC T4 Gc

Ex tc IIIC T135 °C Dc

Further information can be found in chapter “2.4. Explosion protection” on page 9.

North America (USA/Canada)

CSA for Canada and the USA

UL 429 (Electrically operated valves)

CSA C22.2 No. 139 (Electrically operated valves)

Further information can be found in chapter “2.5. North America (USA/Canada)” on page 9.

Others

China Compulsory Certification (CCC)

The products with Ex approval are suitable for import and use for hazardous applications in

China. Further information can be found in chapter “2.6. Others” on page 10.

Further information can be found in chapter “2. Approvals and conformities” on page 9.

Environment and installation

Operating conditions

Ambient temperature

With ATEX/IECEx approval

0…+ 60 °C

Without Ex approval

- 10…+ 60 °C

Degree of protection

IP65/IP67 according to EN 60529, 4X according to NEMA 250 standard

Operating altitude

Up to 2000 m above sea level

Installation and mechanical data

Mounting variant

NAMUR according to IEC 60534 - 6 - 1 resp. VDI/VDE 3845 (IEC 60534 - 6 - 2), remote

Installation position

As required, display above or sideways

Valve actuator (type, size)

Rotary and linear actuators according to NAMUR, ELEMENT Type 2301, 2300 (actuator size

Ø 70/90/130/225 mm) and CLASSIC (actuator size Ø 175/225 mm) in combination with remote

version

Adapter kit

Further information can be found in chapter “7.4. Ordering chart accessories” on page 29.

1.) The supply pressure has to be 0.5…1 bar above the minimum required pilot pressure for the valve actuator.

2.) Pressure data: Overpressure to atmospheric pressure

1.2. Without fieldbus communication

Electrical data

Operating voltage

24 V DC ± 25 %

Residual ripple

Max. 10 %

Protection class

III according to DIN EN 61140

Input/Output

Digital input

1 digital input, 0…5 V = log “0”, 10…30 V = log “1”

Analogue output

1 output (optional)

0/4…20 mA

Input data setpoint

Setpoint signal

Set-point value setting default

4…20 mA (0…20 mA adjustable via configuration software)

Input resistance

0/4…20 mA: 75 Ω