Emerson L2 Manuel d'instructions télécharger pdf (Page 2)

Instruction Manual Supplement

D103405X012

L2, L2e, and L2sj Controller

April 2013

Flange Orientation

Orient the controller so that the case is level. See figure 1 for the proper sensor orientation for flange welding.

WARNING

To maintain code/standard compliance, weld fabrication must meet the requirements of AS ME Section IX. Failure to meet

these requirement could result in personal injury and/or property damage.

WARNING

To maintain compliance with NACE MR0175, weld fabrication must meet the requirements of NACE MR0175, paragraph 5.3.

Failure to meet these requirements could result in personal injury and/or property damage.

Note

Slip-on flanges are not supplied with the L2, L2e, or L2sj level controller. Contact your Emerson Process Management sales office

for information on obtaining a slip-on flange construction.

Figure 1. Sensor Orientation for Slip‐On Flange Mounting

FLANGE ASSEMBLY

WITH 4 HOLE FLANGE

FLANGE ASSEMBLY

WITH 8 HOLE FLANGE

NOTE RELATION

OF TABS TO THE

BOLT PATTERN

45_ $2.5_

FLANGE FACE

CONNECTION

SECTION A‐A

 CONNECTION USED FOR ORIENTATION

34B5013‐C

0.63

OR HUB

WIDTH

0.25

8.64

(0.34)

 DIMENSION ONLY APPLIES WHEN CONNECTION CAN BE INSERTED

SUCH THAT CONNECTION END‐TO‐FLANGE CONNECTION IS LESS THAN

8.64 mm (0.34 INCH)

FLANGE

 CONNECTION SHOULDER TO BOTTOM ON FLANGE HUB EXCEPT WHEN

END‐TO‐FLANGE FACE IS LESS THAN 8.64 mm (0.34 INCH)

22.5_$2.5_

(INCH)

1 2 3 4 5 6 7 8 9 10

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Emerson L2 Manuel d'instructions Page 2