Delta Faucet 81T231BTA User Manual
Electronic Exposed TECK® Flush Valve
®
TECK
COMMERCIAL
❏ 81T231BTA
Exposed Battery Operated
3/4" Top Inlet Urinal Fixture
• Polished chrome-plated vandal resistant metal cover with
top mounted sensor operated
• Right or left-hand supply installation
• ADA compliant, automatic operation battery powered
infrared sensor
• Scratch resistant replaceable lens window
• Four (4) size AA alkaline batteries factory installed with valve in sleep
mode for easy installation
• Hinged battery housing for easy maintenance
• Low battery flashing light (5000 flushes remaining) with battery
strength indicator
• Infrared sensor range adjustment of 203mm-610mm (8"-24"),
factory set at 16" (±2")
• Optional 24 hour automatic flush factory set to
• Set-up sensor range adjustment indicator lights
• 6 VDC input, 6 second arming delay
• Electronic operated non-hold-open metal override button with
5 second lockout
• Quiet action, TECK
®
exposed diaphragm flush valve
• Chloramine resistant diaphragm
• Forged brass diaphragm retainer
• Renewable seat
• Polished chrome-plated body
• External water conserving flush adjustment,
factory set to 1.9 litre (.50 gal.)
• 1" FIP / 3/4" copper sweat inlet adaptor, angle check stop with
protecting cap
• Adjustable 121mm (4-3/4") plus or minus 11mm (7/16") inlet/valve
outlet centers
• Vacuum breaker
• Cover tube, stainless steel wall flange, spud flange, spud nut,
and 330mm (13") outlet tube.
• Recommended water supply:
Minimum flowing pressure – 25 psi (172 kPa)
Minimum flow rate – 8 gpm (30 L/min)
H2Optics® electronics
off
APPROVALS:
• IAPMO listed to ASSE 1037/
ASME A112.1037/ CSA B125.37
•
Indicates compliance to
ICC / ANSI A117.1
(Contact Delta Representative for State and/or
Local Approvals.)
Patented
Engineer/Architect Approval
Model Specified:
Approval: Date:
81T231BTA
❏ 81T231BTA-19
Same as 81T231BTA, Not Field Adjustable
❏ 81T231BTA-05
Same as 81T231BTA, but set to 0.5 litre (0.125 gal.),
Not Field Adjustable
Electronic Exposed TECK® II
Flush Valve Retrofit Kits
❏ 81T231BTA-20
Same as 81T231BTA, but LESS stop, cover tube and
121mm ±13mm
VACUUM
BREAKER
TUBE
19mm
(0.75")
(4.75" ±.44")
71mm
(2.81")
81T231BTA
121mm
(4.76")
330mm
(13.0")
54mm
(2.13") MIN.
FINISHED WALL
INLET:
25mm (1.0")
FIP
OR
19mm (0.75")
COPPER
SWEAT
W/ADAPTOR
(SUPPLIED)
wall flange
19mm (0.75")
SLIP JOINT
NUT
& WASHERS
SUPPLIED
64mm
(2.5")
TOP OF FIXTURE
Note: For high and low pressure applications, please see page
FEA-81T High Water Pressure note for more details.
Note: Measurements may vary ± 6mm (0.25")
Refer to www.specselect.com for individual models. Note: Use this page as a product submittal sheet.
Verify flow requirements with bowl manufacturer.
Delta reserves the right (1) to make changes in specifications and materials, and (2) to change or discontinue models, both without notice or obligation.
Dimensions are for reference only. See current full-line price book or www.specselect.com for finish options and product availability.
DSP–81T231BTA Rev. G Page 6.C.11
DSP–81T231BTA Rev. H
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