Samson S2000 Instruções de Operação descarregar pdf (Página 25)

Attachment to NAMUR rib (see Fig. 9)

Refer to Table 4 on page 44 for the required

mounting parts as well as the accessories.

Note the travel table on page 15.

1. Series 240 Valves, actuator size up to

1400-60cm²: Screw the two bolts (14)

to the bracket of the stem connector or

directly to the stem connector (depend

-

ing on the version), place the follower

plate (3) on top and use the screws

(14.1) to fasten it.

Type 3251 Valve, 350 to 2800cm²:

Screw the longer follower plate (3.1) to

the bracket of the stem connector or di-

rectly to the stem connector (depending

on the version).

Type 3254 Valve, 1400-120 to

2800 cm²: Screw the two bolts (14) to

the bracket (16). Fasten the bracket (16)

onto the stem connector, place the fol-

lower plate (3) on top and use the

screws (14.1) to fasten it.

Mount the positioner on the NAMUR rib as

shown in Fig. 9.

2. For attachment to the NAMUR rib, fas

-

ten the NAMUR connection block (10)

directly into the existing yoke bore using

the screw and toothed lock washer (11).

Align the marking on the NAMUR valve

connection (on the side marked '1') to

50% travel.

For attachment to valves with rod-type

yokes, use two U-bolts (15) around the

stem.

Fasten the NAMUR connection block

(10) directly into the existing yoke bore

using the screw and toothed lock washer

(11). Align the marking on the NAMUR

connection block (on the side marked

'1') to 50% travel.

3. Place the adapter bracket (6) on the

positioner and mount using the screws

(6.1). Make sure that the seals are cor

-

rectly seated. For positioners with air

purging, remove the stopper (5) before

mounting the positioner.

For positioners without air purging, re

-

place the screw plug (4) with a vent plug.

4. Select required lever size (1) M, L or XL

and pin position according to the actua

-

tor size and valve travels listed in the ta-

ble on page 15.

Should you require a pin position other than

position 35 with the standard installed lever

M, or require a lever size L or XL, proceed

as follows:

– Screw the follower pin (2) in the as

-

signed lever bore (pin position) as listed

in the table. Only use the longer follower

pin (2) included in the mounting kit.

– Place lever (1) on the positioner shaft

and screw tight using the disk spring

(1.2) and nut (1.1).

– Move the lever once all the way as far

as it will go in both directions.

5. Insert formed seal (6.2) in the groove of

the adapter bracket.

6. Insert the formed seal (17.1) into the

turnboard (17) and mount the turnboard

to the adapter block (13) using the

screws (17.2).

EB 8384-4 EN 25

Attachment to the control valve – Mounting parts and accessories

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