PWT-BV BYPASS VALVE MANIFOLD
Automation and Control Solutions
Honeywell International Inc.
1985 Douglas Drive North
Golden Valley, MN 55422
Honeywell Limited-Honeywell Limitée
35 Dynamic Drive
Toronto, Ontario M1V 4Z9
customer.honeywell.com
® U.S. Registered Trademark
© 2009 Honeywell International Inc.
63-2693—03 E.K. Rev. 11-09
Printed in U.S.A.
2.
Connect PWT Sensor (not included) to the PWT-BV
Bypass Valve Manifold as shown in Fig. 3. Configure
complete assembly.
Fig. 3. Connecting PWT Sensor (not included) to the
PWT-BV Bypass Valve Manifold.
3.
Install the PWT Sensor (not included) per the installa-
tion instructions included with that product.
4.
Commissioning
(a)Close C and D.
(b)Open B (null).
(c)Open D (bleed or purge).
(d)Slowly open A to bleed air from line.
(e)Close B, then fully open A.
(f) Slowly open C to bleed air from line.
(g)Close D, then fully open C.
Fig. 4. Valve positions showing all valves closed.
Fig. 5. Valve positions showing all valves open.
Fig. 6. Valve positions showing all normal operation.
MAINTENANCE
1.
Bleed or purge: follow Commissioning
(step 4 of Installation).
2.
Equalize pressure: open B.
3.
Isolate sensors: close A and C.
DIMENSIONS
Fig. 7. Dimensional drawing of PWT-BV Bypass Valve
Manifold showing PWT Sensor (not included) for
reference only.
1. Assure A & C are closed
2. Open B (null)
3. Open D (bleed or purge)
4. Slowly open A (bleed line)
5. Close B, open A fully
6. Slowly open C (bleed line)
7. Close D, open C fully
MAINTENANCE:
Bleed or Purge – See Commissioning
Equalize pressure – Open B (null)
Isolate Sensors – Close A & C
Z000185-0A
COMMISSIONING:
PWT-BV
Bypass Valve
B
A
C
D
NORMAL OPERATION
0929
M31195
WET DIFFERENTIAL PRESSURE
B
A
C
D
VALVE POSITIONS: ALL CLOSED
M29593
B A
C
D
VALVE POSITIONS: ALL OPEN
M29594
B A
C
D
VALVE POSITIONS:
NORMAL OPERATION
M29595
1. Assure A & C are closed
2. Open B (null)
3. Open D (bleed or purge)
4. Slowly open A (bleed line)
5. Close B, open A fully
6. Slowly open C (bleed line)
7. Close D, open C fully
MAINTENANCE:
Bleed or Purge – See Commissioning
Equalize pressure – Open B (null)
Isolate Sensors – Close A & C
Z000185-0A
COMMISSIONING:
PWT-BV
Bypass Valve
B
A
C
D
NORMAL OPERATION
0929
M31196
6.75 (172)
WET DIFFERENTIAL PRESSURE
8.7 (221)
1.5 (38)
7.75 (191)
1.5 (38)
1.8 (46)
3.5 (89)
3.5 (89)
0.5 (13)
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