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Preparing for Operation<br />

SIA module<br />

Non-hazardous area<br />

Hazardous area zone 2<br />

SIA module<br />

6DR4004-6G<br />

+<br />

8.2 V<br />

31<br />

32<br />

2K1<br />

10K<br />

Fault<br />

message<br />

+<br />

8.2 V<br />

41<br />

42<br />

Limit value A1<br />

+<br />

8.2 V<br />

51<br />

52<br />

Limit value A2<br />

Figure 3-31<br />

SIA module 6DR4004-6G, EEx n<br />

3.5 Pneumatic Connection<br />

!<br />

WARNING<br />

For reasons of safety, the pneumatic power may only be supplied after<br />

assembly when the positioner is switched to operating level P <strong>manual</strong><br />

operation with electrical signal applied (as--delivered state, see figure<br />

4-4, page 82).<br />

. NOTE<br />

Note the air quality! Oil-free industrial air, solid content < 30 μm, pressure<br />

dew point 20 K below the lowest ambient temperature (chapter 7 “Technical<br />

Data”, page 119).<br />

S<br />

S<br />

Connect a manometer block for supply air and actuating pressure if<br />

necessary.<br />

Connection by female thread G 1/4 DIN 45141 or 1/4” NPT:<br />

P Z Supply air 1.4 to 7 bar<br />

Y1 actuating pressure 1 for single- and double-acting actuators<br />

Y2 actuating pressure 2 for double-acting actuators<br />

E exhaust air outlet (remove silencer if necessary)<br />

see figure 2-3 and 2-4, page 18.<br />

62<br />

SIPART PS2 Manual<br />

A5E00074631-03

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