UPDATES

JOBS/ABA22035/PROGRAMMING/SYSTEM SPECIFIC/CHILLED WATER SYSTEM/ALARMS/LEVEL 2 ALARMS/CHW_PUMP_STATUS_ALARM.ebosp

@@ -1,49 +1,49 @@
 
 
 
-Numeric INPUT CHW_ISO_VALVE_CMD_A,CHW_ISO_VALVE_STATUS_A, CHW_ISO_VALVE_CMD_B,CHW_ISO_VALVE_STATUS_B, CHW_ISO_VALVE_CMD_C,CHW_ISO_VALVE_STATUS_C,CHW_ISO_VALVE_CMD_D,CHW_ISO_VALVE_STATUS_D, CHW_ISO_VALVE_CMD_E,CHW_ISO_VALVE_STATUS_E, CHW_ISO_VALVE_CMD_F,CHW_ISO_VALVE_STATUS_F, CHW_ISO_VALVE_CMD_G,CHW_ISO_VALVE_STATUS_G, CHW_ISO_VALVE_CMD_H,CHW_ISO_VALVE_STATUS_H
-Numeric OUTPUT CHW_ISO_VALVE_STATUS_ALARM_1,CHW_ISO_VALVE_STATUS_ALARM_2,CHW_ISO_VALVE_STATUS_ALARM_3,CHW_ISO_VALVE_STATUS_ALARM_4,CHW_ISO_VALVE_STATUS_ALARM_5,CHW_ISO_VALVE_STATUS_ALARM_6,CHW_ISO_VALVE_STATUS_ALARM_7,CHW_ISO_VALVE_STATUS_ALARM_8
-Numeric CHW_ISO_VALVE_CMD[8], CHW_ISO_VALVE_STATUS[8],CHW_ISO_VALVE_STATUS_ALARM[8], i, TMR
-Function SEC_TIMER
-
-GOTO WATCHING
-
-WATCHING:
-CHW_ISO_VALVE_STATUS_ALARM_1 = CHW_ISO_VALVE_STATUS_ALARM[1]
-CHW_ISO_VALVE_STATUS_ALARM_2 = CHW_ISO_VALVE_STATUS_ALARM[2]
-CHW_ISO_VALVE_STATUS_ALARM_3 = CHW_ISO_VALVE_STATUS_ALARM[3]
-CHW_ISO_VALVE_STATUS_ALARM_4 = CHW_ISO_VALVE_STATUS_ALARM[4]
-CHW_ISO_VALVE_STATUS_ALARM_5 = CHW_ISO_VALVE_STATUS_ALARM[5]
-CHW_ISO_VALVE_STATUS_ALARM_6 = CHW_ISO_VALVE_STATUS_ALARM[6]
-CHW_ISO_VALVE_STATUS_ALARM_7 = CHW_ISO_VALVE_STATUS_ALARM[7]
-CHW_ISO_VALVE_STATUS_ALARM_8 = CHW_ISO_VALVE_STATUS_ALARM[8]
-
-CHW_ISO_VALVE_CMD[1] = CHW_ISO_VALVE_CMD_A
-CHW_ISO_VALVE_CMD[2] = CHW_ISO_VALVE_CMD_B
-CHW_ISO_VALVE_CMD[3] = CHW_ISO_VALVE_CMD_C
-CHW_ISO_VALVE_CMD[4] = CHW_ISO_VALVE_CMD_D
-CHW_ISO_VALVE_CMD[5] = CHW_ISO_VALVE_CMD_E
-CHW_ISO_VALVE_CMD[6] = CHW_ISO_VALVE_CMD_F
-CHW_ISO_VALVE_CMD[7] = CHW_ISO_VALVE_CMD_G
-CHW_ISO_VALVE_CMD[8] = CHW_ISO_VALVE_CMD_H
-
-CHW_ISO_VALVE_STATUS[1] = CHW_ISO_VALVE_STATUS_A
-CHW_ISO_VALVE_STATUS[2] = CHW_ISO_VALVE_STATUS_B
-CHW_ISO_VALVE_STATUS[3] = CHW_ISO_VALVE_STATUS_C
-CHW_ISO_VALVE_STATUS[4] = CHW_ISO_VALVE_STATUS_D
-CHW_ISO_VALVE_STATUS[5] = CHW_ISO_VALVE_STATUS_E
-CHW_ISO_VALVE_STATUS[6] = CHW_ISO_VALVE_STATUS_F
-CHW_ISO_VALVE_STATUS[7] = CHW_ISO_VALVE_STATUS_G
-CHW_ISO_VALVE_STATUS[8] = CHW_ISO_VALVE_STATUS_H
-
-For i =  1 to 6
-
-If SEC_TIMER( (CHW_ISO_VALVE_CMD[i] ! CHW_ISO_VALVE_STATUS[i]),30,TMR)  Then CHW_ISO_VALVE_STATUS_ALARM[i] = 1
-
- Next i
-IF CHW_ISO_VALVE_STATUS_ALARM = 1 then goto ALARM_ACTIVE
-
-CHW_ISO_VALVE_STATUS_ALARM = 0
-
-ALARM_ACTIVE:
-IF TS > 30 THEN GOTO WATCHING
+    Numeric INPUT CHW_ISO_VALVE_CMD_A,CHW_ISO_VALVE_STATUS_A, CHW_ISO_VALVE_CMD_B,CHW_ISO_VALVE_STATUS_B, CHW_ISO_VALVE_CMD_C,CHW_ISO_VALVE_STATUS_C,CHW_ISO_VALVE_CMD_D,CHW_ISO_VALVE_STATUS_D, CHW_ISO_VALVE_CMD_E,CHW_ISO_VALVE_STATUS_E, CHW_ISO_VALVE_CMD_F,CHW_ISO_VALVE_STATUS_F, CHW_ISO_VALVE_CMD_G,CHW_ISO_VALVE_STATUS_G, CHW_ISO_VALVE_CMD_H,CHW_ISO_VALVE_STATUS_H
+    Numeric OUTPUT CHW_ISO_VALVE_STATUS_ALARM_1,CHW_ISO_VALVE_STATUS_ALARM_2,CHW_ISO_VALVE_STATUS_ALARM_3,CHW_ISO_VALVE_STATUS_ALARM_4,CHW_ISO_VALVE_STATUS_ALARM_5,CHW_ISO_VALVE_STATUS_ALARM_6,CHW_ISO_VALVE_STATUS_ALARM_7,CHW_ISO_VALVE_STATUS_ALARM_8
+    Numeric CHW_ISO_VALVE_CMD[8], CHW_ISO_VALVE_STATUS[8],CHW_ISO_VALVE_STATUS_ALARM[8], i, TMR
+    Function SEC_TIMER
+
+    GOTO WATCHING
+
+    WATCHING:
+    CHW_ISO_VALVE_STATUS_ALARM_1 = CHW_ISO_VALVE_STATUS_ALARM[1]
+    CHW_ISO_VALVE_STATUS_ALARM_2 = CHW_ISO_VALVE_STATUS_ALARM[2]
+    CHW_ISO_VALVE_STATUS_ALARM_3 = CHW_ISO_VALVE_STATUS_ALARM[3]
+    CHW_ISO_VALVE_STATUS_ALARM_4 = CHW_ISO_VALVE_STATUS_ALARM[4]
+    CHW_ISO_VALVE_STATUS_ALARM_5 = CHW_ISO_VALVE_STATUS_ALARM[5]
+    CHW_ISO_VALVE_STATUS_ALARM_6 = CHW_ISO_VALVE_STATUS_ALARM[6]
+    CHW_ISO_VALVE_STATUS_ALARM_7 = CHW_ISO_VALVE_STATUS_ALARM[7]
+    CHW_ISO_VALVE_STATUS_ALARM_8 = CHW_ISO_VALVE_STATUS_ALARM[8]
+
+    CHW_ISO_VALVE_CMD[1] = CHW_ISO_VALVE_CMD_A
+    CHW_ISO_VALVE_CMD[2] = CHW_ISO_VALVE_CMD_B
+    CHW_ISO_VALVE_CMD[3] = CHW_ISO_VALVE_CMD_C
+    CHW_ISO_VALVE_CMD[4] = CHW_ISO_VALVE_CMD_D
+    CHW_ISO_VALVE_CMD[5] = CHW_ISO_VALVE_CMD_E
+    CHW_ISO_VALVE_CMD[6] = CHW_ISO_VALVE_CMD_F
+    CHW_ISO_VALVE_CMD[7] = CHW_ISO_VALVE_CMD_G
+    CHW_ISO_VALVE_CMD[8] = CHW_ISO_VALVE_CMD_H
+
+    CHW_ISO_VALVE_STATUS[1] = CHW_ISO_VALVE_STATUS_A
+    CHW_ISO_VALVE_STATUS[2] = CHW_ISO_VALVE_STATUS_B
+    CHW_ISO_VALVE_STATUS[3] = CHW_ISO_VALVE_STATUS_C
+    CHW_ISO_VALVE_STATUS[4] = CHW_ISO_VALVE_STATUS_D
+    CHW_ISO_VALVE_STATUS[5] = CHW_ISO_VALVE_STATUS_E
+    CHW_ISO_VALVE_STATUS[6] = CHW_ISO_VALVE_STATUS_F
+    CHW_ISO_VALVE_STATUS[7] = CHW_ISO_VALVE_STATUS_G
+    CHW_ISO_VALVE_STATUS[8] = CHW_ISO_VALVE_STATUS_H
+
+    For i =  1 to 6
+
+    If SEC_TIMER( (CHW_ISO_VALVE_CMD[i] ! CHW_ISO_VALVE_STATUS[i]),30,TMR)  Then CHW_ISO_VALVE_STATUS_ALARM[i] = 1
+    
+    Next i
+    IF CHW_ISO_VALVE_STATUS_ALARM = 1 then goto ALARM_ACTIVE
+
+    CHW_ISO_VALVE_STATUS_ALARM = 0
+
+    ALARM_ACTIVE:
+    IF TS > 30 THEN GOTO WATCHING

JOBS/ABA22035/SEQUENCES/CHILLED WATER SYSTEM/PUMPS.md → JOBS/ABA22035/SEQUENCES/PUMPS.md

@@ -15,12 +15,12 @@ FLOW STABILITY AND RATE OF CHANGE ARE IMPORTANT TO MAINTAIN SAFE CHILLER OPERATI
 
 [x] THE TCC SHALL OPTIMIZE THE REQUIRED DIFFERENTIAL PRESSURE SETPOINT INITIALLY SET AT 8 PSI (ADJ.) TO OBTAIN THE REQUIRED WATERFLOW WITH CONNECTED EQUIPMENT IN CONJUNCTION WITH THE TAB CONTRACTOR AND THE COMMISSIONING AGENT. NOTE THE FINAL SETPOINT IN THE TCC RECORD DOCUMENTS.
 
-[] PRIORITIZE CONTROL LOOP SPEED IN THE FOLLOWING ORDER: BYPASS VALVE RESPONSIVENESS FIRST, PUMP SPEED RESPONSIVENESS SECOND, AND AHU VALVE CONTROL LOOPS SHOULD OPERATE THE SLOWEST.
+[X] PRIORITIZE CONTROL LOOP SPEED IN THE FOLLOWING ORDER: BYPASS VALVE RESPONSIVENESS FIRST, PUMP SPEED RESPONSIVENESS SECOND, AND AHU VALVE CONTROL LOOPS SHOULD OPERATE THE SLOWEST.
 
 # PUMP SPEED CONTROL:
 - A DIFFERENTIAL PRESSURE SENSOR DPS-1 SHALL MEASURE DIFFERENTIAL PRESSURE IN THE LOOP. THE DIFFERENTIAL PRESSURE SENSOR SHALL BE WIRED DIRECTLY TO THE CHILLED WATER PUMP PRIMARY CONTROLLER AND SHALL NOT BE MAPPED THROUGH THE COMMUNICATIONS BUS BETWEEN CONTROLLERS.
 
-[] THE PUMP SPEED WILL RAMP UP AND DOWN TO MAINTAIN A CONSTANT DIFFERENTIAL PRESSURE AT EITHER DPS-1A AND DPS-1B. MINIMUM PUMP SPEED SHALL BE SET AS REQUIRED TO MAINTAIN MINIMUM CHILLER FLOW AT F-1.
+[X] THE PUMP SPEED WILL RAMP UP AND DOWN TO MAINTAIN A CONSTANT DIFFERENTIAL PRESSURE AT EITHER DPS-1A AND DPS-1B. MINIMUM PUMP SPEED SHALL BE SET AS REQUIRED TO MAINTAIN MINIMUM CHILLER FLOW AT F-1.
 
 [x] CHILLER CH-1 RECEIVES ITS REQUIRED MINIMUM FLOW THROUGH A BYPASS VALVE V-3. WHEN ONLY ONE PUMP IS OPERATING AT MINIMUM SPEED, THE BYPASS VALVE V-3 SHALL MODULATE OPEN TO MAINTAIN A CONSTANT DIFFERENTIAL PRESSURE AT EITHER DPS-1A OR DPS-1B.
 
@@ -32,4 +32,4 @@ FLOW STABILITY AND RATE OF CHANGE ARE IMPORTANT TO MAINTAIN SAFE CHILLER OPERATI
 
 [x] IF ALL THREE PUMPS ARE OPERATING AT 35% OR LESS FOR 10 MINUTES AND THE DIFFERENTIAL PRESSURE SETPOINT IS SATISFIED, THEN THE SECOND LAG PUMP SHALL SHUT-OFF AND THE LEAD-LAG PUMPS SHALL INCREASE SPEED TO MAINTAIN THE DIFFERENTIAL PRESSURE SETPOINT.
 
-[] IF THE LEAD PUMP IS OPERATING AT 35% OR LESS FOR 10 MINUTES, ONLY ONE CHILLER IS OPERATING, AND THE DIFFERENTIAL PRESSURE SETPOINT IS SATISFIED, THEN THE LOW FLOW PUMP (P-2) SHALL ENGAGE AND THE LEAD PUMP SHALL SHUT OFF.
+[X] IF THE LEAD PUMP IS OPERATING AT 35% OR LESS FOR 10 MINUTES, ONLY ONE CHILLER IS OPERATING, AND THE DIFFERENTIAL PRESSURE SETPOINT IS SATISFIED, THEN THE LOW FLOW PUMP (P-2) SHALL ENGAGE AND THE LEAD PUMP SHALL SHUT OFF.