WEBTEC VFD120MD Serie Manual Del Usuario página 4

Ordering Codes
Valve Type (Motor Driven)
Regulated Flow Capacity (Table 1)
Porting (Table 2)
Control (Table 3)
Table 1: Regulated Flow (gpm refers to US gpm)
Code
050 0* - 19 lpm (5.0 gpm)
080 0* - 30 lpm (8.0 gpm)
120 0* - 45 lpm (12.0 gpm)
160 0.5* - 60 lpm (16.0 gpm)
200 0.5* - 76 lpm (20.0 gpm)
250 1* - 95 lpm (25.0 gpm)
300 1.5* - 110 lpm (30.0 gpm)
* ± 0.5 lpm
Table 3: Control
Code Control
P Potentiometer
5V 0.5 – 5 VDC
mA 4 – 20 mA
2
Regulated Flow
Typical Code VFD120MD
1
Table 2: Porting
Code Port Threads Inlet Regulated
Flow and Excess Flow
H
J
G 1–1/16" -12UN #12 SAE ORB
A
M
Note: M22 and 1/2" BSPP threads only available in flow codes
050 to 120
1
Other threads available to special order
2
All NPTF threads are to ANSI B1.20.3 -1976 Class 1. As stated
in the standard it is recommended that "sealing is accomplished
by the means of a sealant applied to the thread". NPT fittings
may also be used to connect to NPTF ports (also with a sealant
applied to the thread)
120 J
1/2" BSPP
3/4" BSPP
3/4" NPTF
2
M22 x 1.5
P