CEMP-E
TI 810-11
30 November 1998
SENSOR SCHEDULE
IDENTIFIER
FUNCTION
RANGE
OUTSIDE AIR TEMPERATURE
-35 TO +55 DEG C
TT-XX-01
(-30 TO +130 DEG F)
38 TO 121 DEG C
PRIMARY SYSTEM SUPPLY
TT-XX-02
TEMPERATURE TRANSMITTER
(100 TO 250 DEG F)
10 TO 30 DEG C
SPACE TEMPERATURE
TT-XX-03
(50 TO 85 DEG F)
SPACE TEMPERATURE
10 TO 30 DEG C
TT-XX-04
(50 TO 85 DEG F)
CONTROL VALVE SCHEDULE
IDENTIFIER
FUNCTION
TYPE
RANGE
Kv (Cv)
CLOSE-OFF RATING
REMARKS
21 - 103 kPa
XX kPa
VLV-XX-01
CONVERTER STEAM VALVE
2-WAY, MODULATING
XX
(3-15 PSIG)
(XX PSIG)
21 - 103 kPa
XX kPa
ZONE VALVE
VLV-XX-02
3-WAY, MODULATING
XX
(3-15 PSIG)
(XX PSIG)
21 - 103 kPa
XX kPa
VLV-XX-03
ZONE VALVE
3-WAY, MODULATING
XX
(3-15 PSIG)
(XX PSIG)
OPERATING PARAMETERS
FUNCTION
SETPOINT
REMARKS
START PRIMARY PUMP AT OA TEMP = XX DEG C (XX DEG F)
OUTSIDE AIR TEMPERATURE
STOP PRIMARY PUMP AT OA TEMP = XX DEG C (XX DEG F)
PRIMARY SYSTEM SUPPLY
XX DEG C
OA TEMP = -18 DEG C (0 DEG F): PRIMARY SYSTEM SUPPLY SETPOINT = 93 DEG C (200 DEG F)
TEMPERATURE
(XX DEG F)
OA TEMP = 16 DEG C (60 DEG F): PRIMARY SYSTEM SUPPLY SETPOINT = 38 DEG C (100 DEG F)
XX DEG C
SPACE TEMP. (OCCUPIED)
(XX DEG F)
XX DEG C
SPACE TEMP. (UNOCCUPIED)
(XX DEG F)
OCCUPIED MODE
MONDAY - FRIDAY : 0705 HRS - 1700 HRS
Figure 4-7i. DDC control system equipment for central plant steam hydronic system.
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