Data Sheet for Product

Polygyr-Compact Exhaust Air Temperature Controller Technical Instructions
Document Number CM1N3405E-P25
Rev. 1, February, 2000
Siemens Building Technologies, Inc.
Page 5
Wiring Diagrams
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.
SP
SN
24V~
Y1
RM
Z1 Z3 G
Y1
GYR
M U
G0
Y2
Y2
GYR
M U
G0
Z9
N1
G0
SASC0011R1
R
R1
M
Figure 3. Exhaust Air Temperature Control with Remote Setting Unit.
SP
SN
24V~
Y1
RM
Z1 Z3 G
Y1
GYR
M U
G0
Y2
Y1
GYR
M U
G0
Z9
N2N1
Y1Z1 Z3
RM
G0G0
G
SASC0012R1
R
R1
M
N1 RCM61.21 Exhaust Air Temperature Controller
N2 RCM61.12 Discharge Air Temperature Controller
R1 FZA21.11 Remote Setting Unit
Y1 Actuator for
⊕
(heating)
Y2 Actuator for

(cooling)
Figure 4. Exhaust Air Temperature Control with Low Limiting of Discharge Air
Temperature.
Terminal Layout
M
Y1G0
Y2
RZ9Z3Z1G
SASC0010R1
Figure 5. Terminal Layout.
G, G0 Operating voltage 24 Vac
G System potential (SP)
G0 System neutral (SN)
M Measuring neutral
R Set point signal
Y1 Control signal 0 – 10 Vdc for
⊕
heating
Y2 Control signal 0 – 10 Vdc for

cooling
Z1 Reference signal + 5V ± 10V
Z3 Reference signal + 5V ± 5V
Z9 Limiting signal 0 – 10 Vdc