Danfoss AFP / VFG 2, AFP / VFG 21 Fact sheet

Differential pressure controller AFP / VFG 2 (VFG 21), DN 15 - 250

SIBC VN.CC.F2.02 © Danfoss 01/04 1

AFP / VFG 2 (VFG 21)

Valves

Valves VFG 2 (metallic sealing cone)

DN k

mm m3 /h

15 4.0 150 200* 065B2388 065B2401 065B2411 20 6.3 150 200* 065B2389 065B2402 065B2412 25 8.0 150 200* 065B2390 065B2403 065B2413 32 16 150 200* 065B2391 065B2404 065B2414 40 20 150 200* 065B2392 065B2405 065B2415 50 32 150 200* 065B2393 065B2406 065B2416 65 50 150 200* 065B2394 065B2407 065B2417

80 80 150 200* 065B2395 065B2408 065B2418 100 125 150 200* 065B2396 065B2409 065B2419 125 160 150 200* 065B2397 065B2410 065B2420 150 280 140 - 065B2398 - 065B2421 200 320 140 - 065B2399 - 065B2422 250 400 140 - 065B2400 - 065B2423 150 280 - 200* 200 320 - 200* on request 250 400 - 200*

* temperatures up to 200 oC only with seal pot (see accessories), mounted in the impulse tube to the flow

max.

C PN 16 PN 25 PN 40

Code No.

Valves VFG 21 (soft sealing cone)

DN k

mm m3 /h

15 4.0 150 065B2502 065B2515 065B2525 20 6.3 150 065B2503 065B2516 065B2526 25 8.0 150 065B2504 065B2517 065B2527 32 16 150 065B2505 065B2518 065B2528 40 20 150 065B2506 065B2519 065B2529 50 32 150 065B2507 065B2520 065B2530 65 50 150 065B2508 065B2521 065B2531

80 80 150 065B2509 065B2522 065B2532 100 125 150 065B2510 065B2523 065B2533 125 160 150 065B2511 065B2524 065B2534 150 280 140 065B2512 - 065B2535 200 320 140 065B2513 - 065B2536 250 400 140 065B2514 - 065B2537

max. o

C PN 16 PN 25 PN 40

Code No.

Actuators

AFP / AFP-9 Actuators

Type

Diff. pressure

(bar)

Code No.

0.15 - 1.5 003G1016

AFP 0.1 - 0.7 003G1017

0.05 - 0.35 (630 cm2) 003G1018

AFP-9

1 - 6 003G1014

0.5 - 3 003G1015

AFP / VFG 2 (VFG 21) DN 15 - 32 (set-point up to 1.5 bar)

Set-point and setting ranges are defined acc. to AGFW Guideline FW503.

After selecting the suitable valve size, corresponding P-band (Xp) can be read out from above graphs. It is recommended that Xp does not exceed 50% of the required set-point.

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