Brochure

www.white-rodgers.com
88
FURNACE
BOARD MOUNT LIMIT CONTROLS
1
/
2
” Bimetal Disc with Ranges for Your System Needs
FEATURES
• Proven reliability in a compact, versatile, cost-effective design.
• Provides high-speed contact separation.
• OEM replacement for competitive models.
TECHNICAL HELP
Dimension drawings and specications . . . . . . . . . . . . . . . . . . See pages 287-289
?
SPECIFICATIONS
Agency . . . . . . . . . . . . . . . . . . . . . . . . . . . U.L. recognized and C.S.A. certied
Dimensions. . . . . . . . . . . . . . . . . . . . . . . . 2.9”W x 4.3”H x 1.6”D
FAN AND LIMIT CONTROLS FOR
UNIVERSAL REPLACEMENT
Single Element Type for Applications with Narrow Space Limitations.
Regulates Fan or Blower Operation & Acts as High Limit Safety Control
FEATURES
• Slotted mounting holes for easy installation.
• Long terminal screws for wiring — Junctions can be made on terminal block.
• Dial has individual pointers for fan cut-in and cut-out settings.
• Removable solid copper jumper between fan and limit switches.
• Summer fan switch for ventilation without changing control settings. Has same fan
and limit switch mechanism.
Full Motor Rating Valves and
Model Element Switch Electrical (Full Load) Relays
Number Length Description Range Differential Action Rating 120 VAC 240 VAC 24 VAC 0.3-12v DC
Fan 50 to 265°F Adjustable Close on Rise HT 14.0A 7.0A 5.6A —
(10 to 129°C) 15°F minimum See page 416
Limit 100 to 300°F Fixed 25°F Open on Rise HTV 10.0A 6.0A 6.0A 1.0A
(38 to 149°C) See page 416
5D51-35
WARM AIR
CONTROLS
5D51-35 5”
5D51-90 8”
5D51-78 11”
FAN/LIMIT
Model Figure Construction Opens/
Number (pages (pages Closes Length TOD TOD
287-289) 287-289) (°F) (in inches) Type Style
3L09-1 1 140/100 1.87 36T 612700
3L09-2 1 170/130 1.87 36T 612708
3L09-3 2 A 140/110 3.12 36T 612701
3L09-4 2 C 150/130 3.12 36T 612703
3L09-5 2 C 160/140 3.12 36T 612706
3L09-6 2 B 170/130 3.12 36T 612710
3L09-7 2 A 175/145 3.12 36T 612711
3L09-8 2 B 180/160 3.12 36T 612714
3L09-9 2 C 190/170 3.12 36T 612715
3L09-10 2 B 200/160 3.12 36T 612718
3L09-11 2 B 210/170 3.12 36T 612719
3L09-12 2 B 220/180 3.12 36T 612722
3L09-13 2 A 240/210 3.12 36T 612723
3L09-14 2 B 250/210 3.12 36T 612725
Model Figure Construction Opens/
Number (pages (pages Closes Length TOD TOD
287-289) 287-289) (°F) (in inches) Type Style
3L09-15 2 A 260/230 3.12 36T 612727
3L09-16 3 A 150/130 3.12 36T 612704
3L09-17 3 A 250/225 3.12 36T 612726
3L09-18 3 B 155/125 7.12 36T 612705
3L09-19 3 B 175/145 7.12 36T 612712
3L09-20 3 B 240/210 7.12 36T 612724
3L09-21 4 A 150/130 3.12 36T 612702
3L09-22 4 A 160/140 3.12 36T 612707
3L09-23 4 A 170/150 3.12 36T 612709
3L09-24 4 B 190/170 3.12 36T 612716
3L09-25 4 B 200/180 3.12 36T 612717
3L09-26 5 180/160 1.87 36T 612713
3L09-27 5 220/200 1.87 36T 612721
3L09-28 6 210/180 3.12 36T 612720