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Manual 2100-614I
Page 

26 of 43

FIGURE 8

Controller Connections

2-Stage (WA*S/WL*S Series) Air Conditioners

with Older Style EIFM Economizers

Summary of Contents for AB3000-A

Page 1: ...02 SERIES SOLID STATE DUAL UNIT LEAD LAG CONTROLLER INSTALLATION INSTRUCTIONS REPLACEMENT PARTS LIST Bard Manufacturing Company Inc Bryan Ohio 43506 www bardhvac com Manual 2100 614I Supersedes 2100 6...

Page 2: ...ication Board 36 Alarm LED Display Board 37 Figure 19 Alarm Board Connections for Normally Closed NC Open On Alarm Strategy 38 Figure 20 Alarm Board Connections for Normally Open NO Close On Alarm Str...

Page 3: ...90B and Air Conditioning Systems For more information contact these publishers ACCA Air Conditioning Contractors of America 1712 New Hampshire Avenue NW Washington DC 20009 Telephone 202 483 9370 Fax...

Page 4: ...for special applications or user preference The MC4002 can be equipped with one of two alarm boards and these can be factory installed or installed at any time in the field if so desired Should the b...

Page 5: ...the base sides and top of the controller TEMPERATURE SENSORS The standard local temperature sensor has 12 leads and comes installed from the factory A secondary sensor is located internally on the mai...

Page 6: ...optional controller Field installed a These connections require either jumper or Normally Closed NC relay contact at the Fire Smoke and Generator interface for Controller to function Inputs Lockout 1...

Page 7: ...located in the electrical control panel of the air conditioners being controlled by the lead lag controller To eliminate the 60 second blower off delay disconnect and isolate the wire that is factory...

Page 8: ...SETTINGS Order Display Description Range Choice Default LSEn Temperature at local main sensor SP Cooling setpoint temperature 65 to 90F 18 to 32C 77F 25C db Deadband between cooling SP and heating set...

Page 9: ...d cooling setpoint is 4F default setting user selectable 2 6F warmer than Stage 1 On a call for 2nd Stage cooling the blower of the lag unit is turned on if not already on See Blower Operation and the...

Page 10: ...omizer 3rd cooling setpoint is 2F default setting user selectable 2 3F warmer than Stage 2 On a call for 3rd Stage cooling the lead unit economizer will continue to operate as long as outdoor conditio...

Page 11: ...ompressor Stage 1 partial capacity operation 2nd cooling setpoint is 4F default setting user selectable 2 6F warmer than Stage 1 at which time the lead unit compressor will switch to compressor Stage...

Page 12: ...y conditions are below the setpoint of the economizer control the lead unit economizer will operate instead of the compressor If outdoor conditions are not acceptable for free cooling the compressor w...

Page 13: ...e in the economizer control module HEATING SEQUENCE OF OPERATION Note All heating sequences for air conditioners with electric heat or heat pumps will automatically operate in Alternating Lead Lag Lea...

Page 14: ...rotocol TCP IP 4 Highlight Internet Protocol TCP IP and select Properties 5 Change the addresses as follows IP address 192 168 1 50 Subnet mask 255 255 255 0 Default gateway 192 168 1 1 Preferred DNS...

Page 15: ...f a Dehumidification Active or not b Backup Generator Active or not if tied to generator run controls to inhibit lag unit operation during generator run c Alarm board connected or not d Controller sys...

Page 16: ...back to the CB5000 default IP setting simply hold the reset button next to the Ethernet jack for 5 seconds then release Connect to Network 1 After initial set up using laptop computer disconnect compu...

Page 17: ...changes Notification Setup Page The notification setup page is used to determine which alarms are remotely communicated to the offsite monitoring systems The CB5000 supports email notifications as wel...

Page 18: ...3 buttons while the controller is in the normal operating run mode 2 Press and hold the Advance Change Save button and the Up and Down arrow buttons simultaneously for 20 seconds until the display sho...

Page 19: ...Economizer with CB5000 Communication Board A C with 1 Stage Compressor WA WL W A W L 1 4 7 9 11 ECONWMT 14 ECONWMT A C with 1 Stage Compressor W AA W LA 2 5 N A N A 12 WECOP 15 WECOP A C with 2 Stage...

Page 20: ...24V TERMINALS MUCT BE CONNECTED AS SHOWN A C 1 CONNECTIONS FOR 48 VDC UNIT 1 UNIT 2 LOCAL REM 1 W NUMBER 8612 023A GEN OPTIONAL ALARM BOARD IS POLARITY SENSITIVE AND 1 LEAD MUST CONNECT TO SENSOR 12 L...

Page 21: ...Manual 2100 614I Page 21 of 43 FIGURE 3 Controller Connections 2 Stage WA S WL S Series Air Conditioners No Economizers...

Page 22: ...Manual 2100 614I Page 22 of 43 FIGURE 4 Controller Connections 1 Stage WA WL W A W L Series Air Conditioners No Economizers with Alarm Board CB5000 Communication Board...

Page 23: ...SILVER LEAD TO AG FIRE SMOKE ALARM CIRCUIT 24V TERMINALS MUCT BE CONNECTED AS SHOWN A C 1 CONNECTIONS FOR 48 VDC K UNIT 2 LOCAL REM 1 COPPER A C 2 GEN OPTIONAL ALARM BOARD IS POLARITY SENSITIVE AND 1...

Page 24: ...Manual 2100 614I Page 24 of 43 FIGURE 6 Controller Connections 2 Stage WA S WL S Series Air Conditioners No Economizers with Alarm Board CB5000 Communication Board...

Page 25: ...Manual 2100 614I Page 25 of 43 FIGURE 7 Controller Connections 1 Stage WA WL W A W L Series Air Conditioners with Older Style EIFM Economizers...

Page 26: ...Manual 2100 614I Page 26 of 43 FIGURE 8 Controller Connections 2 Stage WA S WL S Series Air Conditioners with Older Style EIFM Economizers...

Page 27: ...Manual 2100 614I Page 27 of 43 FIGURE 9 Controller Connections 1 Stage WA WL W A W L Series Air Conditioners with Older Style EIFM Economizers and with Alarm Board CB5000 Communication Board...

Page 28: ...Manual 2100 614I Page 28 of 43 FIGURE 10 Controller Connections 2 Stage WA S WL S Series Air Conditioners with Older Style EIFM Economizers and with Alarm Board CB5000 Communication Board...

Page 29: ...Manual 2100 614I Page 29 of 43 FIGURE 11 Controller Connections 1 Stage WA WL W A W L Series Air Conditioners with ECONWMT Economizers...

Page 30: ...OCAL REM 1 REM 2 FIRE SMOKE OPTIONAL 48 VDC GEN FIRE SMOKE ALARM CIRCUIT IS POLARITY SENSITIVE AND MUCT BE CONNECTED AS SHOWN LEAD MUST CONNECT TO SENSOR 12 LEADS COPPER SILVER COPPER SILVER COPPER NC...

Page 31: ...Manual 2100 614I Page 31 of 43 FIGURE 13 Controller Connections 2 Stage WA S WL S Series Air Conditioners with ECONWMT Economizers...

Page 32: ...Manual 2100 614I Page 32 of 43 FIGURE 14 Controller Connections 1 Stage WA WL W A W L Series Air Conditioners with ECONWMT Economizers and with Alarm Board CB5000 Communication Board...

Page 33: ...TS OPEN ON ALARM CU AND SILVER LEAD TO AG HUMIDITY CONTROLLER NOTE ALL SENSORS ARE NUMBER 8612 023A POLARITY SENSITIVE COPPER SENSORS BARD PART NOTE DC BACK UP POWER REMOVE JUMPER STANDARD LOCAL GENER...

Page 34: ...Manual 2100 614I Page 34 of 43 FIGURE 16 Controller Connections 2 Stage WA S WL S Series Air Conditioners with ECONWMT Economizers and with Alarm Board CB5000 Communication Board...

Page 35: ...Manual 2100 614I Page 35 of 43 FIGURE 17 Controller Connections Heat Pumps No Economizers...

Page 36: ...Manual 2100 614I Page 36 of 43 FIGURE 18 Controller Connections Heat Pumps No Economizers and with Alarm Board CB5000 Communication Board...

Page 37: ...to issue an alarm signal that the lead air conditioner is down or not delivering full capacity and that the lag air conditioner is now operating REFRIGERANT PRESSURE ALARMS Air conditioners with J con...

Page 38: ...loose to protect it from possible damage during installation of the wiring to main controller board and or the alarm board It is polarity sensitive and is keyed so it can only be installed in correct...

Page 39: ...loose to protect it from possible damage during installation of the wiring to main controller board and or the alarm board It is polarity sensitive and is keyed so it can only be installed in correct...

Page 40: ...wn If no buttons are pushed within thirty 30 seconds the controller will automatically revert back to RUN mode To reset all controller settings to the factory default values press the PROGRAM button f...

Page 41: ...efault is 77F 25C 5 Deadband between cooling and heating setpoint 2 to 40F or 1 1 to 22 2C Default is 17F 9 4C 6 Continuous blower operation None Lead Both Default is None 7 Degree display F or C Defa...

Page 42: ...Manual 2100 614I Page 42 of 43 FIGURE 21 PARTS LIST DESCRIPTION DIAGRAM MIS 2954 B 15 3 4 5 12 7 9 2 6 13 14 11 16 18 8 10 1 17...

Page 43: ...or X X X X X 7 8611 099 LTF Fitting X X X X X 8 5400 002 Hinge X X X X X 9 8612 023A Sensor X X X X X 10 7961 731 Label Keypad X X X X X 11 8611 006 Ground Lug 2 2 2 2 2 12 8612 047 Communication Boar...

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