Siemens technical specifications 122, Process connection ¼-18 NPT EN 61 Blanking plug

© Siemens AG 2008

SITRANS P measuring instruments for pressure

Transmitters for gage, absolute and differential pressure, flow and level

DS III series

for differential pressure and flow

2

15

(0.6)

( .diam3. 0815)

	144 (5.67)
74 (2.9)	51
	(2.0)
	20 (0.8) 50 (1.97)
	4 1)

approx 30 (1.18)6)		100 (3.94)
	6		2

3

51)

90 (3.6)4)	tion
	Space for rota of housing

approx. 85 (3.35)6)

8 +

9

8

1

approx. 217 (8.54)7)

67 (2.64)5)

1Process connection ¼-18 NPT (EN 61 518)

2 Blanking plug

3 Electrical connection: screwed gland M20x1.5 3), screwed gland ½-14 NPT or PROFIBUS plug M12 2) 3)

4 Terminal side

5 Electronics side, digital display (longer overall length for cover with window) 6 Protective cover over keys

7 Mounting bracket (option)

8 Sealing screw with valve (option)

9 Screw cover safety bracket (only for explosion-proof enclosure, not shown in the drawing)

approx. 84,6 (3.33)

1)Allow approx. 20 mm (0.79 inch) thread length in addition

2)Not with type protection "explosion-proof enclosure"

3) Not with type protection "FM + CSA [is + xp]"

4)92 mm (3.6 inch) for minimum distance to permit rotation without indicator

5)74 mm (2.9 inch) for PN ³ 420 (MWP ³ 6092 psi)

6)91 mm (3.6 inch) for PN ³ 420 (MWP ³ 6092 psi)

7)219 mm (8.62 inch) for PN ³ 420 (MWP ³ 6092 psi)

SITRANS P pressure transmitters, DS III PA and FF series for differential pressure and flow, with process covers for vertical differential pressure lines, option „H03“, dimensions in mm (inch)

SITRANS P pressure transmitters, DS III series for differential pressure and flow, with process covers for vertical differential pressure lines

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Siemens FI 01 · 2009