
1
1451 Belcher Road South, Largo, FL 33773 • USA
• Tel +1 (727) 447-6140 • Fax (727) 442-5699 •
[email protected]System-30 BTU Measurement System Manual 05/14 - 0667-2 / 18335 Page 15
Temperature Sensor/ Mode of Operation Relationship with Meter in Supply Line
Supply Temp Temperature 1 Sensor (Internal Sensor)
Return Temp Temperature 2 Sensor (External Sensor)
Mode 1 Total Heating (Supply Temp > Return Temp)
Mode 2 Total Cooling (Supply Temp < Return Temp)
ISOLATION VALVE
Normally Open
ISOLATION VALVE
Normally Open
BYPASS VALVE
Normally Closed
20"
5"
CHILLED WATER
SUPPLY
Y Strainer Upstream
Of Flow Meter
CHILLED WATER
RETURN
CONTROL SYSTEM
BACnet MS/TP
NETWORK
24 VAC POWER
FAN COIL UNIT
OR
AIR HANDLING UNIT
RETURN TEMP
FLOW
DIAGNOSTIC
LED’S
Kommentare zu diesen Handbüchern