CleaverBrooks ADAC 1000, Руководство по эксплуатации

Страница: 9 / 140

Chapter 1 — General
Part No. 750-386 1-5
Communication options include OPC compliant Ethernet IP to
Boiler master panel or customer BAS.
PLC based control system for a two tank starts with and includes a
base unit consisting of the processor and embedded I/O, power
supply, I/O cards, 7" color touch screen, and NEMA 4 control panel.
Programming and I/O provided for the following:
• 1-3 pumps on the first tank, 1-2 pumps on the second tank using
contactors, soft starters or combination starters; inputs and
outputs which include pump Hand-Off-Auto selector switches, a
pump motor running input, and pump run output.
• Low Water pump cut off on both tanks
• Audible Alarm output
• Stack Light outputs and light (Green for all systems normal, Yellow
for non-critical alarm such as High Water, Red for critical alarms
such as Pump Failure)
• Recirc Bypass output on DA tank only
• Chemical Feed Relay output on both tanks
• Analog Tank Pressure Input on DA tank only
• Analog Tank Temperature Input and transmitter on both tanks
• Analog Tank Level Input on both tanks
• Analog Discharge Header Pressure Input on both tanks using
common headers
• Tray Temperature and Pressure analog inputs for Tray Deaerators -
each uses one customer configured analog input
• 4 customer configured Analog Inputs
• 1-4 Feed Pump Proving Flow Switch Inputs
• Primary makeup valve control on both tanks
1.3.2 - Options
Programming and I/O cards for the following are optional (each
option requires the preceding ones):
Option 1
• DA or Surge Tank Discrete Level Switches
• Feed Pump 4 or Transfer Pump 3
• Transfer Pump Flow/Pressure Switches
• DA Bypass
Option 2
• VFD on feed or transfer pumps
• 2nd MUV
• PRV or Overflow Valve
Option 3
• VFD Bypass or 1 Pump per Boiler 1-4