Overview of Primary Product

DIMENSIONS
4
Maxitrol Company
23555 Telegraph Rd., PO Box 2230
Southeld, MI 48037-2230
SEL2021_CC_EN.08.2014
www.maxitrol.com
© 2014 Maxitrol Company
All Rights Reserved
Series 20 System
Model Number Dimensions
A1010U
6” x 3.38” x 2”
(152mm x 86mm x 51mm)
T120 Selectrastat
2.56” x 4.5” x 1.79”
(65mm x 114mm x 46mm)
TD120 Space Temp.
Selector
2.62” x 3” x 1.75”
(67mm x 76mm x 44mm)
TS120 Space Temp.
Sensor
2.52” x 4.5” x 1.79”
(65mm x 114mm x 46mm)
Series 21 System
Model Number Dimensions
A1010U / AD1010U
6” x 3.38” x 2”
(152mm x 86mm x 51mm)
TD121 Remote Temp.
Selector
2.62” x 3” x 1.75”
(67mm x 76mm x 44mm)
T115 Override Stat
2.96” x 4.69” x 2.56”
(75mm x 119mm x 65mm)
ETD-1
(opt. TD121 enclosure)
MT1 Mixing Tube
enclosure
(for sensor)
4.19” x 4.19” x 1.88”
(106mm x 106mm x 48mm)
[Tube lengths: 9” (229), 12”
(305), 23” (584), 28” (711),
57” (1448)]
MT2 Mixing Tube
enclosure
(for sensor)
2.19” x 4.19” x 1.88”
(56mm x 106mm x 48mm)
[Tube lengths: 9” (229),
12” (305), 23” (584), 28” (711)]
NOTE: Dimensions are to be used only as an aid in designing clearance. Actual production dimensions may vary somewhat
from those shown.
VALVE DIMENSIONS
Figure 2: MR410, MR510, MR610
MR Valves
Model
Number
Swing
Radius
Call-Outs
A B C D
MR410
3.1
(79)
3.9
(100)
2
(51)
2.1
(54)
.9
(24)
MR510
4.3
(109)
5.3
(135)
3.25
(83)
3.4
(86)
1.2
(30)
MR610
7.2
(183)
7.1
(180)
3.9
(99)
4
(102)
1.5
(37)
B
A
D
C
SPECIFICATIONS CONTINUED
Pressure Limits:
CSA certied (Inlet).............................1/2 psi
Maxitrol tested (Inlet)...........................1 psi
Inlet (maximum): MR410, 510, 610.....1 psi / 69 mbar
Outlet (maximum re)
standard spring*.....3.0” to 5.0” w.c. / 7 to 12 mbar
H - models..............7.5” to 12” w.c. / 19 to 30 mbar
Max. set point not to exceed 10” w.c. above min. set point
Outlet (minimum re)
MR10B10L standard spring*.....0.2” to 1.2” w.c. / .5 to 3 mbar
MR10B10L (-1) spring*...........1” to 2.8” w.c. / 2.5 to 7 mbar
*other spring ranges available - Consult Maxitrol Company.