Selection Guide
Table Of Contents
- 1. Determine the manufacturer, part number, size, and stroke of the competitive valve body.
- 2. Determine the type of actuator required (e.g. pneumatic, electric two-position, electric floating, electric proportional), th...
- 3. Consult the appropriate section of this selection guide to determine the required AV-8xx kit number, compatible TAC actuator part number, and TAC actuator linkage (if needed).
- Competitive Globe Valve Adapters
- AV-800 Series Application Overview
- 1. TAC actuator and adapter dimensions may need to be checked to assure proper clearances are maintained.
- 2. The replacement actuator and adapter listed represent what TAC believes are an equivalent. Actuators do not necessarily have ...
- 3. TAC assumes no responsibility for guaranteeing the acceptability of any suggested replacements. The suggestions contained herein should only be used as a guide.
- 4. Consult the valve manufacturer if the system pressures or temperatures are being changed to assure proper performance.
- 5. Pneumatic actuator close-offs are based on 20 psig to the actuator diaphragm
- 6. All specified close-offs are nominal, and can vary based on the age of the valve, tightness of the stem packing, and variations in stem drag
10 © Copyright 2009 TAC. All rights reserved. F-27470-3
AV-811/AV-812 — Actuator, Linkage, and Close-Off Information for Two-and Three-Way
Barber-Colman VB-9xxx Valves (TAC Forta Non-Spring Return Actuators)
Barber-
Colman
Valve
Models
Actuator M400A M400A-VB M800A M800A-VB M1500A M1500A-VB
Valve Stroke
Linkage AV-811 Included AV-811 Included AV-811 Included
Two-Way
VB-92xx
Three-Way
Mixing
VB-9313
1/2” 250 250 250
Two-Way
7/16”
Three-Way
3/8”
3/4” 198 250 250
1” 92 207 250
1-1/4” 56 130 250
1-1/2”
a
a
Additional linkage may be required for older obsolete 1-1/2” and 2” VB-9xxx valves. See F-27234 (AV-608) for further details.
37 — 88 — 177 —
7/8”
2”
a
19 — 48 — 98 —
Linkage — — AV-812 — AV-812 — Valve Stroke
2-1/2” — 29 — 61 —
7/8”3” — 19 — 42 —
4” — 10 — 22 —
5” — — — 14 —
2”
6” — — — 9 —
Three-Way
Diverting
VB-9323
Linkage AV-811 Included AV-811 Included — — Valve Stroke
1/2” 250 250 —
3/8”
3/4” 250 250 —
1” 250 250 —
1-1/4” 250 250 —
1-1/2”
a
250 — 250 — —
7/8”
2”
a
250 — 250 — —