Warranty
For additional product information, please visit www.zurn.com.
1515
BACKFLOW
PREVENTERS
BACKFLOW PREVENTERS
ACCESSORIES STRAINERS
AUTOMATIC
CONTROL VALVES
PRESSURE
REDUCING VALVES
FIRE
PROTECTION VALVES
THERMOSTATIC
MIXING VALVES RELIEF VALVES
MISCELLANEOUS
PLUMBING PRODUCTS REPAIR KITS
SIZE OPTIONS
LEAD-FREE EXEMPT
PART NUMBER
LEAD-FREE EXEMPT
LIST PRICE EA.
950XLTDA: FNPT OSY X FNPT OSY
” GPM Meter -XLTDA 4,858.50
” CFM Meter -XLTDACFM 4,858.50
” SCFM Meter -XLTDASCFM 5,005.60
” Less Meter -XLTDALM 4,527.50
950XLTDABF: FNPT BF X FNPT BF (BUTTERFLY VALVES)
” GPM Meter -XLTDABF 2,810.60
” CFM Meter -XLTDABFCFM 2,810.60
” SCFM Meter -XLTDABFSCFM 2,957.80
950XLTDABFSS: FNPT BF X FNPT BF, SUPERVISORY SWITCH (TAMPERED BUTTERFLY VALVES)
” GPM Meter -XLTDABFSS 3,086.00
” CFM Meter -XLTDABFSSCFM 3,086.00
” SCFM Meter -XLTDABFSSSCFM 3,233.10
” Less Meter -XLTDABFSSLM 2,755.00
950XLTDAF: OVAL METER FLANGE X OVAL METER FLANGE
” GPM Meter -XLTDAF 2,212.30
” CFM Meter -XLTDAFCFM 2,212.30
” SCFM Meter -XLTDAFSCFM 2,359.30
” Less Meter -XLTDAFLM 1,881.10
950LXLTDA: MNPT X MNPT, LESS SHUT-OFF VALVES
” GPM Meter -LXLTDA 1,762.60
TYPICAL INSTALLATION
DIRECTION OF FLOW
ASSE 1048
WILKINS
2”
175 PSI
180˚F
950 XLTDA
DCDA
DIRECTION OF FLOW
PROTECTIVE
ENCLOSURE
WILKINS
2”
175 PSI
180˚F
950 XLTDA
DCDA
WILKINS
ZURN
12” MIN.
30” MAX.
APPLICATIONS
Double Check Detector Assembly for residential and
light commercial Fire Protection Systems.
FEATURES
• Available in 2” only
• 175 psi max
• 180°F max
• The by-pass assembly consists of a water meter
(gallons standard) in series with a double check
backflow preventer
• Bronze body construction
APPROVALS AND APPLICABLE
STANDARDS
• ASSE® Listed 1048, UL® Classified, C-UL® Classified
• Approved by the Foundation for Cross-Connection
Control and Hydraulic Research at the University of
Southern California
ACCESSORIES
• OS&Y gate valve supervisory switch (OSY-40)
• Quick test set (QT-SET)
950XLTDA SERIES – DOUBLE CHECK DETECTOR ASSEMBLY