Product Overview

BAC-1xx63/1xxx63 Series (6 Relays and 3 Analog Outputs) Section 41 Application Guide S
FCU (Fan Coil Unit)—2 or 4 Pipe, Modulating or 2 Position
NOTE: Humidity and motion/occupancy sensor options are dependent
on FlexStat model. Demand Control Ventilation is not available
with FCU applications.
BILL OF MATERIALS: FCU, 2-Pipe, 2-Position
REFERENCE KMC PART # PART DESCRIPTION
FLEXSTAT
BAC-1xx63/
1xxx63
BACNET THERMOSTAT, 6 RELAY & 3 ANALOG OUTPUTS
R1, R2, R3 REE-3211** MULTI-VOLTAGE CONTROL RELAY, 1.2 VA
VLV VEZ-4xxxxMBx FAIL-SAFE CONTROL VALVE, 24 VAC, 14 VA
FOR VALVE, CHOOSE CAPACITY/MODEL FROM KMC DATA SHEET
DAT STE-1402 DUCT TEMPERATURE SENSOR
FST CSE-1102 AIR DIFFERENTIAL PRESSURE SWITCH, 0.05-12" WC
W-TMP STE-1454/1455 2" STRAP-ON TEMPERATURE SENSOR (w/ or w/o enclosure)
* STE-6011 REMOTE TEMPERATURE SENSOR, TYPE II
TX1 XEE-6311-050 TRANSFORMER, 120/240/277/480:24 VAC, 50 VA
*The remote temperature sensor option is not shown in the sample installation
diagrams, and it is available only on BAC-12xxxx/13xxxx/14xxxx models.
**REE-3211 was discontinued. Use CVR11C-0/LD96200 Multi-Voltage Relays instead.
BILL OF MATERIALS: FCU, 2-Pipe, Modulating
REFERENCE KMC PART # PART DESCRIPTION
FLEXSTAT
BAC-1xx63/
1xxx63
BACNET THERMOSTAT, 6 RELAY & 3 ANALOG OUTPUTS
R1, R2, R3 REE-3211** MULTI-VOLTAGE CONTROL RELAY, 1.2 VA
VLV VEB-43xxxBCK CONTROL VALVE W/ MEP-4002 0-10V ACTUATOR, 4 VA
FOR VALVE, CHOOSE CAPACITY/MODEL FROM KMC DATA SHEET
DAT STE-1402 DUCT TEMPERATURE SENSOR
FST CSE-1102 AIR DIFFERENTIAL PRESSURE SWITCH, 0.05-12" WC
W-TMP STE-1454/1455 2" STRAP-ON TEMPERATURE SENSOR (w/ or w/o enclosure)
* STE-6011 REMOTE TEMPERATURE SENSOR, TYPE II
TX1 XEE-6311-050 TRANSFORMER, 120/240/277/480:24 VAC, 50 VA
*The remote temperature sensor option is not shown in the sample installation
diagrams, and it is available only on BAC-12xxxx/13xxxx/14xxxx models.
**REE-3211 was discontinued. Use CVR11C-0/LD96200 Multi-Voltage Relays instead.
BILL OF MATERIALS: FCU, 4-Pipe, 2-Position
REFERENCE KMC PART # PART DESCRIPTION
FLEXSTAT
BAC-1xx63/
1xxx63
BACNET THERMOSTAT, 6 RELAY & 3 ANALOG OUTPUTS
R1, R2, R3 REE-3211** MULTI-VOLTAGE CONTROL RELAY, 1.2 VA
CLV
VEZ-4xxxxMBx FAIL-SAFE CONTROL VALVE, 24 VAC, 14 VA
HTV
FOR VALVES, CHOOSE CAPACITY/MODEL FROM KMC DATA SHEET
DAT STE-1402 DUCT TEMPERATURE SENSOR
* STE-6011 REMOTE TEMPERATURE SENSOR, TYPE II
TX XEE-6311-050 TRANSFORMER, 120/240/277/480:24 VAC, 50 VA
*The remote temperature sensor option is not shown in the sample installation
diagrams, and it is available only on BAC-12xxxx/13xxxx/14xxxx models.
**REE-3211 was discontinued. Use CVR11C-0/LD96200 Multi-Voltage Relays instead.
BILL OF MATERIALS: FCU, 4-Pipe, Modulating
REFERENCE KMC PART # PART DESCRIPTION
FLEXSTAT
BAC-1xx63/
1xxx63
BACNET THERMOSTAT, 6 RELAY & 3 ANALOG OUTPUTS
R1, R2, R3 REE-3211** MULTI-VOLTAGE CONTROL RELAY, 1.2 VA
CLV
VEB-43xxxBCK CONTROL VALVE W/ MEP-4002 0-10V ACTUATOR, 4 VA
HTV
FOR VALVES, CHOOSE CAPACITY/MODEL FROM KMC DATA SHEET
DAT STE-1402 DUCT TEMPERATURE SENSOR
FST CSE-1102 AIR DIFFERENTIAL PRESSURE SWITCH, 0.05-12" WC
* STE-6011 REMOTE TEMPERATURE SENSOR, TYPE II
TX XEE-6311-050 TRANSFORMER, 120/240/277/480:24 VAC, 50 VA
*The remote temperature sensor option is not shown in the sample installation
diagrams, and it is available only on BAC-12xxxx/13xxxx/14xxxx models.
**REE-3211 was discontinued. Use CVR11C-0/LD96200 Multi-Voltage Relays instead.
NOTE: See also Sequence of Operation (BAC-1xx63/1xxx63) on page
42.
NOTE: Do not use REE-3211 relays with analog outputs! See Connect-
ing Outputs on page 14.
NOTE: See the corresponding BAC-1xx63 or BAC-1xxx63 Installation
Guide section for detailed drawings and input/output con-
nections as well as other important installation information.