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DIRECT DIGITAL CONTROL POINTS Z <br /> O_ <br /> ID DESCRIPTION FROM DO DI AO Al TO NOTES I— <br /> A CHILLED WATER PUMP ENABLE/DISABLE CCP X CHVFD DO 3 CHILLED WATER PUMP ENABLE LC 0 o <br /> B CHILLED WATER FLOW SWITCH CHFS X CPP D12 7 ��( a>Sji <br /> rn <br /> C CONDENSER WATER PUMP ENABLE/DISABLE CCP X CVFD DO 4 COND.WATER PUMP ENABLE L{L <br /> D CONDENSER WATER FLOW SWITCH CFS X CCP DI 3 1 0- Q <br /> i� '.O <br /> E COOLING TOWER ENABLE/DISABLE CCP X TVFD DO 2 TOWER FAN ENABLE - I .T, 0 <br /> F OUTSIDE AIR TEMPERATURE BAS X CPP D1 1 CHILLER ENABLE/DISABLE LLI W <br /> co W <br /> G CHILLER WATER TEMPERATURE RESET BAS X CPP Al4 RESET BASED ON OUTSIDE AIR TEMPERATURE �O <br /> H CHILLED WATER SUPPLY TEMPERATURE STT X BAS *a W J Si> <br /> I CHILLED WATER RETURN TEMPERATURE RTT X BAS VARIES PUMP SPEEDS TO MAINTAIN A SET POINT r V.""1 Li <br /> 1 CONDENSER WATER TEMPERATURE CTT X HAS <br /> K COOLING TOWER FAN SPEED BAS X TVFD m <br /> L EMERGENCY STOP EM.STOP X CCP D17 <br /> m <br /> O ❑ <br /> a m <br /> m <br /> DIRECT DIGITAL MONITORING POINTS <br /> DO(DIGITAL OUTPUT POINTS) <br /> ID FROM UTILIZED FUNCTION NAME TO NOTE - <br /> 1 CCP NO (LOCK INTERLOCK STATUS <br /> 2 CCP YES TOWERFAN 1 TOWER FAN 1 ENABLED TVFD 1 <br /> 3 CCP YES CHWPENABLE1 CHILLED WATER PUMP ENABLED CHVFD 1 N <br /> 4 CCP YES CWPENABLE1 COND.WATER PUMP ENABLE CVFD 1 <br /> 5 CCP NO CALLNEXT CHILLER CALL NEXT CHILLER - O <br /> Z <br /> 6 CCP YES READYSTATUS CHILLER READY STATUS BAS <br /> 7 CCP YES RUNSTATUS CHILLER RUN STATUS BAS ��Z <br /> 8 CCP YES FAULTSTATUS CHILLER FAULT STATUS BAS <br /> 9-12 NO SPARES 14 0 0 <br /> DI(DIGITAL INPUT POINTS) Ina Z ;> <br /> ID FROM UTILIZED FUNCTION NAME TO NOTE O fJ <br /> 1 BAS YES ENABLE CHILLER ENABLE Din CCP 1 I (n N M <br /> 2 CHFS YES CHWFLOWSWITCH CH.WATER FLOW SWITCH CCP 1 I` G `N <br /> 3 CFS YES CWFLOWSWITCH COND.WATER FLOW SWITCH CCP 1 • fa O a 2 N <br /> 4 NO LPSWITCHCIRCUIT#1 LP SWITCH CIRCUIT#1 N.O. CCP III C Qrn't <br /> 5 NO HPSWITCHCIRCUIT#1 HP SWITCH CIRCUIT#1 N.O. CCP I u U CD Q <br /> 6 CCP YES LEAKDETECTIONSTATUS GAS LEAK DETECTOR,N.O. BAS It¢ F92 p_j 1 <br /> 7 ESTOP YES ESTOP EMERGENCY STOP,N.C. CCP 1 a. 'O OI O <br /> 8-24 NO SPARESirs 2 <br /> • N AO(ANALOGUE OUTPUT POINTS) <m w m <br /> ID FROM UTILIZED FUNCTION NAME TO NOTE <br /> 1 CCP NO TOWERVFD TOWER VFD SPEED REFERENCE <br /> 2 CCP NO TOWERBYPASS TOWER BY PASS POSITION CI <br /> 3 CCP YES PERCENTKW PERCENT KW BAS it; m w <br /> 4 CCP NO EXV1 EXPANSION VALVE CIRCUIT#1 U U U N 5 CCP NO HOPS HOT GAS VALVE CIRCIIT#1 <br /> 6-12 NO SPARES 4, LL m c N <br /> I <br /> Al(ANALOGUE INPUT POINTS) y ii <br /> ID FROM UTILIZED FUNCTION NAME TO NOTE rn m o v hi <br /> 1 NO CHWDP CHILLED WATER FLOW DP CCP ❑o o Q U OO <br /> 2 NO CWDP CONDENSER WATER FLOW DP CCP <br /> 3 NO BASUMIT CCP <br /> 4 BAS YES SETPOINTRESET CCP 1 <br /> 5 NO REFRIGLEVELCIRCUITS CIRCUIT#1 REFRIGERANT LVL CCP 06 <br /> 6-8 NO SPARES W I— <br /> 0 CD <br /> z CO <br /> NOTE 1:SEE DIRECT DIGITAL CONTROL POINTS ON MS a I I I- <br /> 02 Z <br /> W <br /> w a. <br /> .: -Ia • <br /> c U <br /> =W = o <br /> aUw 8 o <br /> Scale <br /> AS NOTED <br /> ,1q Rt.C• <br /> .0r,o ls.4.4 Sheet <br /> .*ro , m 5 of 5 <br /> . ,.,-,-.L.," <br /> CITY OF EVERETT <br /> REVIEWED FOR PERMIT <br />