CEMP-E
TI 810-11
30 November 1998
SENSOR SCHEDULE
IDENTIFIER
FUNCTION
RANGE
4 TO 60 DEG C
MIXED AIR TEMPERATURE
TT-XX-01
(40 TO 140 DEG F)
OUTSIDE AIR TEMPERATURE
-34 TO 54 DEG C
TT-XX-02
(-30 TO +130 DEG F)
RETURN AIR TEMPERATURE
4 TO 60 DEG C
TT-XX-03
(40 TO 140 DEG F)
4 TO 60 DEG C
COLD DECK TEMPERATURE
TT-XX-04
(40 TO 140 DEG F)
4 TO 60 DEG C
HOT DECK TEMPERATURE
TT-XX-05
(40 TO 140 DEG F)
10 TO 30 DEG C
SPACE TEMPERATURE
TT-XX-AA
(50 TO 85 DEG F)
CONTROL VALVE SCHEDULE
IDENTIFIER
FUNCTION
TYPE
RANGE
Cv (Kv)
CLOSE-OFF RATING
REMARKS
21 - 103 kPa
XX kPa
VLV-XX-01
COOLING COIL VALVE
2-WAY, MODULATING
XX
(3-15 PSIG)
(XX PSIG)
21 - 103 kPa
XX kPa
XX
2-WAY, MODULATING
VLV-XX-02
HEATING COIL VALVE
(3-15 PSIG)
(XX PSIG)
CONTROL DAMPER SCHEDULE
SIZE
IDENTIFIER
FUNCTION
TYPE
RANGE
REMARKS
W x H (mm)
21 - 103 kPa
AD-XX-01
OUTSIDE AIR
MODULATING
DUCT SIZE, PARALLEL BLADE
(WW" X HH")
(3-15 PSIG)
W x H (mm)
AD-XX-02
RETURN AIR
MODULATING
DUCT SIZE, PARALLEL BLADE
(WW" X HH")
W x H (mm)
AD-XX-03
RELIEF AIR
MODULATING
DUCT SIZE, PARALLEL BLADE
(WW" X HH")
DA-XX-XX
ZONE TERMINAL BOX DAMPER
MODULATING
OPERATING PARAMETERS
FUNCTION
REMARKS
SETPOINT
XXXX L/s
MINIMUM OUTSIDE AIR
(XXXX CFM)
XX DEG C
MIXED AIR TEMPERATURE
(XX DEG F)
XX DEG C
COLD DECK TEMPERATURE
(XX DEG F)
OA TEMP = XX DEG C (XX DEG F): HOT DECK SETPOINT = XX DEG C (XX DEG F)
HOT DECK TEMPERATURE
RESET SCHEDULE:
OA TEMP = XX DEG C (XX DEG F): HOT DECK SETPOINT = XX DEG C (XX DEG F)
XX DEG C
SPACE TEMP. (NIGHT SETBACK)
(HEATING ONLY)
(XX DEG F)
ECONOMIZER MODE = ON, WHEN CONDITION 1 AND CONDITION 2 ARE BOTH SATISFIED.
ECONOMIZER MODE
CONDITION 1: RETURN AIR TEMP.
> XX DEG C (XX DEG F)
CONDITION 2: RETURN AIR TEMP.
MINUS OUTSIDE AIR TEMP.
> XX DEG C (XX DEG F)
OCCUPIED MODE
MONDAY - FRIDAY : 0705 HRS - 1700 HRS
VENT DELAY MODE
MONDAY - FRIDAY : 0700 HRS - 0800 HRS
XX DEG C
FREEZESTAT
(XX DEG F)
XX kPa
FILTER ALARM
(XX IN. WATER)
Figure 4-15i. DDC control system equipment for dual-duct HVAC system.
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