Installation Instructions

Document No. 540-568
Installation Instructions
April 10, 2008
11
1615141312
10
98
1 2 3 4 5 6 7
Y2
Y1
G
CLOSED
OPEN
C
HTG
VALVE
Y2
Y1
G
Y2
Y1
TEC2041-2141WDR1
CCW
CW
COMMON
G
DI 2
DO 6
DO 5
DO 4
DO 3
DO 2
DO 1
AI3 / DI3
NO
C
NO
C
NO
C
NO
C
NO
C
NO
C
+
-
DAMPER
ACTUATOR
WALL SWITCH (OPTIONAL)
OR SPARE DI (DRY CONTACT)
MECHANICAL STOPS
TO PROVIDE
MINIMUM AND
MAXIMUM AIRFLOW
SETTINGS PRO-
VIDED BY OTHERS
CLOSED
OPEN
C
HTG
VALVE
SPARE AI (100K THERMISTOR)
OR SPARE DI (DRY CONTACT)
Figure 7. Point Wiring for Application 2041 and 2141
(VAV Pressure Dependent with Hot Water Reheat).
11
1615141312
10
98
1 2 3 4 5 6 7
Y2
Y1
G
HTG VALVE
ACTUATOR
Y2
Y1
TEC2050-2150WDR1
G
DI 2
DO 6
DO 5
DO 4
DO 3
DO 2
DO 1
AI3 / DI3
NO
C
NO
C
NO
C
NO
C
NO
C
NO
C
+
-
HTG / CLG VALVE
ACTUATOR
FAN
SPARE DO
WALL SWITCH (OPTIONAL)
OR SPARE DI (DRY CONTACT)
PIPE TEMPERATURE SENSOR
100K THERMISTOR ONLY
CLOSED
OPEN
C
CLOSED
OPEN
C
Figure 8. Point Wiring for Application 2050 and 2150
(Two-Pipe Fan Coil Unit Cooling or Heating).
11
1615141312
10
98
1 2 3 4 5 6 7
TEC2051-2151WDR1
DI 2
DO 6
DO 5
DO 4
DO 3
DO 2
DO 1
AI3 / DI3
NO
C
NO
C
NO
C
NO
C
NO
C
NO
C
+
-
FAN
SPARE DO
WALL SWITCH (OPTIONAL)
OR SPARE DI (DRY CONTACT)
SPARE AI (100K THERMISTOR)
OR SPARE DI (DRY CONTACT)
Y2
Y1
G
HTG VALVE
ACTUATOR
Y2
Y1
G
CLG VALVE
ACTUATOR
CLOSED
OPEN
C
CLOSED
OPEN
C
Figure 9. Point Wiring for Application 2051 and 2151
(Four-Pipe Fan Coil Unit Cooling and Heating).
11
1615141312
10
98
1 2 3 4 5 6 7
TEC2052-2152WDR1
DI 2
DO 6
DO 5
DO 4
DO 3
DO 2
DO 1
AI3 / DI3
NO
C
NO
C
NO
C
NO
C
NO
C
NO
C
+
-
COOLING STAGE 1
COOLING STAGE 2
ELECTRIC HEAT STAGE 1
ELECTRIC HEAT STAGE 2
ELECTRIC HEAT STAGE 3
FAN
WALL SWITCH (OPTIONAL)
OR SPARE DI (DRY CONTACT)
SPARE AI (100K THERMISTOR)
OR SPARE DI (DRY CONTACT)
Figure 10. Point Wiring for Application 2052 and 2152
(Fan Coil Unit 2–Stage Cooling and Electric Heat).
Page 6 of 8
Siemens Building Technologies, Inc.