Applications
Siemens Building Technologies, Inc.
15
TEC2574CDR1
FAN
ELECTRIC
HEAT
(OPTIONAL)
COIL
HEATING /
COOLING
COIL
WATER
SOURCE
COMPRESSOR 2
REVERSING
VALVE*
SUPPLY AIR
O.A.
N.C.
R.A.
N.O.
* CONTROLLED INTERNALLY BY THE HEAT PUMP
** THE O.A. AND R.A. DAMPERS MUST
BE MECHANICALLY LINKED.
R.A.
DAMPER**
(OPTIONAL)
MIXED AIR
TEMPERATURE
SENSOR
(OPTIONAL)
COMPRESSOR 1
REVERSING
VALVE*
COIL
COIL
O.A.
DAMPER**
(OPTIONAL)
FLN TRUNK
AO1 (0-10V)
DO1
DO2
DO3
DO4
DO5
DO6
DO7
DO8
DI3/AI3
DI4/AI4
DI5/AI5
DI2
DI6
AO2 (0-10V)
AO3 (0-10V)
RTS
N.O.
HEAT PUMP
CONTROLLER -
MULTI-STAGE
RTS
WALL
SWITCH
(OPTIONAL)
ELECTRIC HEAT (OPTIONAL)
1ST HEATING COMPRESSOR
2ND HEATING COMPRESSOR
1ST COOLING COMPRESSOR
2ND COOLING COMPRESSOR
FAN
SPARE AI (0-10V or 4-20mA) OR SPARE DI (DRY CONTACT)
SPARE AI (10K THERMISTOR) OR SPARE DI (DRY CONTACT)
MIXED AIR TEMPERATURE SENSOR 10K THERMISTOR (OPTIONAL)
HEAT PUMP ALARM (OPTIONAL)
24 V-AC
*
ON BOARD, AO1 IS GROUPED PYSICALLY WITH AO2 AND AO3
*
Figure 6. AppIication 2584 Control Drawing.
Содержание BACNET 125-699
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