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Polygyr-Compact Discharge Air Temperature Controller
Wiring Diagrams
Terminal Layout
Dimensions
Information in this publication is based on current specifications. The company reserves the right to make changes in specifications and models as
design improvements are introduced. Polygyr is a trademark of Siemens Building Technologies, Inc. © 2000 Siemens Building Technologies, Inc.
Siemens Building Technologies, Inc.
Landis & Staefa Division
1000 Deerfield Parkway
Buffalo Grove, IL 60089-4513
U.S.A.
The following wiring diagrams only show the fundamental layout. They do not contain
the switch off functions and other switching functions which can vary from one
installation to another according to the operating conditions.
N1 RCM61.22 Discharge Air Temperature Controller
R1 FZA21.11 Remote Setting Unit
Y1 Actuator for ⊕ (heating)
Y2 Actuator for
Figure 3. Exhaust Air Temperature Control with Low Limiting of Discharge Air
G
R
M
Z1
G0
Y1
Figure 4. Terminal Layout.
2.76
min. 1.57
0.24
max. 3.94
0.75
~0.91
2.13
SP
R
M
R1
R M
Z1
Y1
Y2
G Y R M U
G Y R M U
G0
G0
Y1
SN
(cooling)
Temperature.
G, G0 Operating voltage 24 Vac
G System potential (SP)
Z3
G0 System neutral (SN)
Y2
M
Measuring neutral
R
Set point signal
Control signal 0 – 10 Vdc for ⊕ heating
Y1
Y2
Control signal 0 – 10 Vdc for
Z1
Reference signal + 5V ± 10V
Z3
Reference signal + 5V ± 5V
4.33
min. 2.76
max. 0.39
0.08
16.73
Figure 5. Dimensions in Inches.
Technical Instructions
Document Number CM1N3407E-P25
Rev. 1, February, 2000
Z3 G
G0
N1
Y2
4.02
0.79
1.97
4.02
2.36
3.15
Pg.11
1.02
1.02
Document No. CM1N3407E-P25
Printed in the U.S.A.
Page 5
cooling
0.24
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