Type 0121

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2.

Circuit functions

Symbol

Description

2 (A)

1 (P)

Circuit function A (CF A)

2/2-way solenoid valve

Direct-acting

Normally closed

2 (B)

1 (P)

Circuit function B (CF B)

2/2-way solenoid valve

Direct-acting

Normally open

2(A)

1(P)

3(R)

12

Circuit function C (CF C)

3/2-way solenoid valve

Direct-acting

Normally closed

2(B)

1(P)

3(R)

10

Circuit function D (CF D)

3/2-way solenoid valve

Direct-acting

Normally open

2(A)

1(P1)

3(P2)

Circuit function E (CF E)

3/2-way mixing valve (solenoid valve)

4(A)

2(B)

1(P)

Circuit function F (CF F)

3/2-way distribution valve (solenoid valve)

Direct-acting

3.

Approvals and conformities

3.1. General notes

• The approvals and conformities listed below must be stated when making enquiries. This is the only way to ensure that the product

complies with all required specifications.

• Not all available versions can be supplied with the below mentioned approvals or conformities.

3.2. Conformity

In accordance with the Declaration of Conformity, the product is compliant with the EU Directives.

3.3. Standards

The applied standards which are used to demonstrate compliance with the EU Directives are listed in the EU-Type Examination Certificate

and/or the EU Declaration of Conformity.

3.4. Explosion protection

Approval

Description

Optional: Explosion protection

ATEX:

EPS 16 ATEX 1 111 X

II 2 G Ex mb IIC T4 Gb

II 2 D Ex mb IIIC T130 °C Db

IECEx:

IECEx EPS 16.0049X

Ex mb IIC T4 Gb

Ex mb IIIC T130 °C Db