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035-21989-000

INSTALLATION, OPERATION & MAINTENANCE

VERSECON AIR CONDITIONING UNIT

Supersedes 145.05-NOM1 (1107)

Form 145.05-NOM1(708)

MODEL YSWD & YSWU

Содержание York VERSECON YSWD 012

Страница 1: ...035 21989 000 INSTALLATION OPERATION MAINTENANCE VERSECON AIR CONDITIONING UNIT Supersedes 145 05 NOM1 1107 Form 145 05 NOM1 708 MODEL YSWD YSWU ...

Страница 2: ...materials This individual will also be familiar with and comply with all applicable governmental standards and regulations pertaining to the task in question SAFETY SYMBOLS The following symbols are used in this document to alert the reader to areas of potential hazard CAUTION identiﬁes a hazard which could lead to damage to the machine damage to other equipment and or environmental pollution Usua...

Страница 3: ...he manual owner that information if applicable can be obtained by contacting the nearest YORK Applied Systems ofﬁce It is the responsibility of operating service personnel to verify the applicability of these documents to the equipment in question If there is any question in the mind of operating service personnel as to the applicability of these documents then prior to working on the equipment th...

Страница 4: ...TORY SUPPLIED PLENUM 17 VIBRATION ISOLATORS 17 SEGMENTED UNIT ASSEMBLY 17 REMOVE SHIPPING RESTRAINTS 18 ELECTRICAL DATA 27 Field Power Wiring 27 Disconnect 27 Electrical Service Sizing 27 MCA 27 MOP 27 Field Control Wiring 28 Pump Start 28 Fan Start 29 VAV Box Full Open 29 PHASE MONITOR 29 DUCTING 29 Supply Air 29 Return Air 29 Ducted Return 29 Free Return 29 WATER PIPING 30 General 30 Condenser C...

Страница 5: ... WATER HEAT 33 Speciﬁcation 33 Hot Water Piping 34 ELECTRIC HEAT 34 FILTERS 34 SECTION 3 START UP 35 CRANKCASE HEATERS 35 PRE STARTUP REQUIREMENTS 35 UNIT CHECKS POWER APPLIED 36 Verifying Compressor Rotation 36 INITIAL START UP 36 Refrigerant Charge 37 Subcooling 37 Superheat R 22 37 Leak Checking 37 SECTION 4 MAINTENANCE 39 GENERAL 39 PERIODIC MAINTENANCE MONTHLY 39 Filters 39 Linkages 39 Compre...

Страница 6: ...ion 48 Communicated VFD Speed Input 48 FLEXSYS DEW POINT CONTROL 49 Sequence of Operation 49 ECONOMIZER OPERATION 49 Sequence of Operation 50 Waterside Economizer 50 Outdoor Air Economizer 50 CONDENSER WATER VALVE OPERATION 51 Sequence of Operation 51 CONDENSER WATER BYPASS 51 Sequence of Operation 51 MECHANICAL COOLING OPERATION 51 Sequence of Operation 52 Supply Air Temperature Control 52 Return...

Страница 7: ...ly Air Temperature Control 55 Return Air Temperature Control 56 Staged Heat Operation 56 Tristate Modulated Heat 57 SECTION 6 USER INTERFACE CONTROL CENTER 59 KEYPAD 59 POWER UP BANNER SCREEN 59 RUN STATUS SCREEN 59 ALARM SCREEN 60 FAULT SCREEN 60 INPUT 61 Analog In 61 Digital In 61 OUTPUTS 61 Analog Out 61 PID Loop Out 61 Digital Out 61 SETPOINTS 62 FORCED OUTPUTS 64 SETTING DATE AND TIME 65 DAIL...

Страница 8: ...ucer 114 Humidity Sensor FlexSys Units Only 114 FAULTS AND ALARMS 115 Compressor High Pressure Fault Alarm 115 Compressor Low Pressure Fault Alarm 115 Dirty Filter Alarm 116 Duct High Static Fault Alarm 116 External Safety 116 Fan Failure Alarm 116 Freeze Fault Alarm 117 CONTROL BOARD CONFIGURATION 118 Main Control Board 118 Auxiliary Control Board 119 WIRING DIAGRAMS 124 Constant Volume Variable ...

Страница 9: ...W OF OPERATION COMPRESSOR STAGING 52 TABLE 16 SETPOINT SCREEN PARAMETERS 63 TABLE 17 FORCED ON PARAMETERS 64 TABLE 18 BACnet MS TP points 70 TABLE 19 N2 POINTS LIST 102 TABLE 20 DEFINITIONS 107 TABLE 21 TEMPERATURE SENSOR RESISTANCE 113 TABLE 22 VAV DUCT STATIC PRESSURE TRANSDUCER 113 TABLE 23 FLEXSYS DUCT STATIC PRESSURE TRANSDUCER 113 TABLE 24 COIL PRESSURE DROP FLEXSYS 114 TABLE 25 REFRIGERANT ...

Страница 10: ...PAD DISPLAY 59 FIG 6 COMMUNICATION WIRING 69 FIG 7 MAIN CONTROL BOARD PIN POSITIONS 118 FIG 8 AUXILIARY CONTROL BOARD PIN POSITIONS 119 FIG 9 MAIN CONTROL BOARD 119 FIG 10 AUXILIARY CONTROL BOARD 119 FIG 11 ELEMENTARY CONTROL WIRING DIAGRAM YWSU ALL OPTIONS 124 FIG 12 ELEMENTARY CONTROL WIRING DIAGRAM YSWU 125 FIG 13 ELEMENTARY POWER WIRING DIAGRAM YSWU 126 FIG 14 ELEMENTARY CONTROL WIRING DIAGRAM...

Страница 11: ...l air conditioning systems per ﬂoor lowers maintenance costs eases operation and maintenance and provides the lowest life cycle cost available Based on these features the self contained unit has surpassed the traditional chillers air handlers and rooftop systems and is now the system of choice Models YSWD YSWU012 to YSWD YSWU090 are factory assembled refrigerant charged and tested wa ter cooled pa...

Страница 12: ...12 JOHNSON CONTROLS FORM 145 05 NOM1 708 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 13: ...nsure warranty coverage this equipment must be commissioned and serviced by an authorized YORK service mechanic or a qualiﬁed ser vice person experienced in packaged rooftop installation Installation must comply with all applicable codes par ticularly in regard to electrical wiring and other safety elements such as relief valves HP cut out settings design working pressures and ventilation re quire...

Страница 14: ...r water economizer coil and supply fan Even though there is no vertical clearance speciﬁcation listed clearance above the unit may be advantages during change out of any of the above components FIG 1 RECOMMENDED SERVICE AND MAINTENANCE CLEARANCE RIGGING AND UNIT HANDLING Units are shipped with a protective covering which should remain in place while the unit is being moved to its ﬁnal location Nev...

Страница 15: ...1 42 42 42 42 42 42 42 RETURN AIR SECTION FILTERS 4 30 182 182 182 182 213 244 276 352 306 352 401 477 477 FAN SECTION CABINET 451 456 461 466 529 593 656 818 720 823 911 1135 1140 FAN AND BASE 18 203 203 203 203 20 213 213 213 213 213 22 233 233 24 285 285 27 428 428 428 30 472 472 33 598 598 598 36 685 685 685 40 920 920 44 MOTOR HP 2 64 3 100 100 5 117 117 117 117 7 5 194 194 194 194 194 194 19...

Страница 16: ...12 2 20 154 1 899 1 968 2 15 2 20 168 2 194 2 273 2 273 2 12 2 25 178 2 111 2 111 2 111 2 15 2 25 192 2 417 2 417 2 417 2 20 2 25 216 2 851 2 851 4 25 240 2 994 2 994 2 25 4 15 264 6 20 288 2 25 4 20 312 2 20 4 25 336 6 25 360 DISCHARGE PLENUM FACTORY INSTALLED 492 492 492 492 560 627 695 759 763 759 846 1 073 1 073 Determine the approximate center of gravity for lifting safety before lifting the ...

Страница 17: ...use personal injury The plenum insulation strip must be applied properly to prevent air bypass around the plenum VIBRATION ISOLATORS Each Versecon unit includes 1 inch high vibration isolation pads composed of 1 2 inch thick cork sandwiched between inch thick neoprene pads The vibration isolators should be placed with the 2 inch width of the isolator supporting the 2 inch deep frame For units with...

Страница 18: ... used to secure the spring mounted supply fan during shipment see Figure 2 Restraints and shipping blocks must be removed after unit has been set in its ﬁnal location TIE DOWN BOLTS TYP FOUR PLACES SUPPLY FAN ASSEMBLY DETAIL A SCALE 1 4 A FIG 2 SHIPPING RESTRAINT LOCATIONS LD12274 Installation ...

Страница 19: ...FPI 1 or 2 1 or 2 1 or 2 1 or 2 1 or 2 1 or 2 1 or 2 Electric Heat kW TBD TBD TBD TBD TBD TBD TBD Steam Face Area 8 3 11 1 13 9 16 7 21 7 26 7 31 7 Rows 8 FPI 1 1 1 1 1 1 1 Return Air Section Filter Type 2 or 4 PLEATED 12 CARTRIDGE Filter Area ft2 18 3 18 3 18 3 18 3 24 4 28 5 32 5 20 x 20 Filter Quantity 3 3 3 3 9 3 12 20 x 25 Filter Quantity 3 3 3 3 6 Pre Filter 2 or 4 2 or 4 2 or 4 2 or 4 2 or ...

Страница 20: ...W TBD TBD TBD TBD TBD TBD Steam Face Area 35 36 7 40 47 8 52 5 60 Rows 8 FPI 1 1 1 1 1 1 Return Air Section Filter Type 2 or 4 PLEATED 12 CARTRIDGE Filter Area ft2 40 8 36 7 40 8 48 9 62 5 62 5 20 x 20 Filter Quantity 6 8 8 8 20 x 25 Filter Quantity 12 6 12 8 12 12 Pre ﬁlter 2 or 4 2 or 4 2 or 4 2 or 4 2 or 4 2 or 4 Efﬁciency 30 to 95 30 to 95 30 to 95 30 to 95 30 to 95 30 to 95 Final Filter 4 or ...

Страница 21: ...out notice Model YSWU 012 016 032 NOTES 021 025 CFM Range 3 300 to 10 000 8 700 Modular construction allows the unit to be broken 13 000 into sections to ﬁt thru a 3 door or small freight elevator Tonnage Range 10 to 35 30 45 New Retroﬁt ability to be broken into smaller sections Unit Style Modular Modular A 1 Fan Section Width 34 34 1 Add 1 for 1 access panels B1 Coil Section Width 34 34 Add 2 fo...

Страница 22: ... 700 36 000 Tonnage Range 35 55 40 65 40 80 50 75 65 100 70 120 Unit Style Modular Modular New Retroﬁt Modular New Retroﬁt New Retroﬁt A 1 Fan Section Width 34 34 CF 34 CF CF B 1 Coil Section Width 34 34 CF 34 CF CF C 1 3 Installed Width 68 68 82 68 82 94 D Discharge Opening Width 20 20 24 20 24 24 NOTES E Discharge Opening Length 64 76 72 84 90 112 see page 23 F 1 Installed Height 78 78 98 78 98 ...

Страница 23: ...DVW016 4 10 10 5 7 9 DVW016 6 10 12 7 11 DVW016 4 12 11 7 9 DVW016 6 12 13 7 11 DVW016 4 15 12 7 9 DVW016 6 15 14 7 11 DVW016 6 15 14 10 12 5 DVW021 4 7 9 5 4 9 5 DVW021 4 10 11 5 4 9 5 DVW021 6 10 13 5 4 11 5 DVW021 4 10 11 5 7 10 DVW021 6 10 13 5 7 12 DVW021 4 12 14 7 12 DVW021 6 12 14 7 12 DVW021 4 15 12 7 10 DVW021 6 15 14 7 12 DVW021 4 15 13 10 11 5 DVW021 6 15 15 5 10 14 DVW021 4 15 13 12 12...

Страница 24: ...VW032 6 25 23 15 19 5 DVW039 4 4 9 5 4 9 5 4 9 4 9 5 DVW039 6 4 11 5 4 12 4 11 4 11 5 DVW039 4 7 10 5 4 9 5 7 10 4 9 5 DVW039 6 7 12 5 4 12 7 12 4 11 5 DVW039 4 7 10 5 7 11 7 10 7 10 5 DVW039 6 7 10 5 7 15 7 10 7 14 5 DVW039 4 10 12 7 11 10 11 5 7 10 5 DVW039 6 10 12 7 15 10 11 5 7 14 5 DVW039 4 12 13 7 11 12 12 5 7 10 5 DVW039 6 12 15 7 13 12 14 5 7 12 5 DVW039 4 10 14 10 14 5 10 13 5 10 14 DVW03...

Страница 25: ... 5 7 12 5 10 13 7 12 DVW050 6 10 16 7 15 10 15 5 7 14 5 DVW050 4 12 14 5 7 12 5 12 14 7 12 DVW050 6 12 17 7 15 12 16 5 7 14 5 DVW050 4 10 13 5 10 14 10 13 10 13 5 DVW050 4 15 15 5 7 12 5 15 15 7 12 DVW050 6 15 18 5 7 15 15 17 5 7 14 5 DVW050 4 12 14 5 12 15 12 14 12 14 5 DVW050 4 15 15 5 10 14 15 15 10 13 5 DVW050 6 15 18 5 10 16 5 15 17 5 10 16 DVW050 4 15 15 5 12 15 15 15 12 14 5 DVW050 6 15 15 ...

Страница 26: ... 23 DVW072 4 20 19 12 15 5 20 17 5 12 15 DVW072 6 20 22 5 12 19 20 21 5 12 18 5 DVW072 4 20 19 15 16 5 20 17 5 15 15 5 DVW072 6 20 19 15 24 20 17 5 15 23 DVW072 4 25 20 12 15 5 25 19 12 15 DVW072 6 25 24 12 19 25 22 5 12 18 5 DVW072 4 25 20 15 16 5 25 19 15 15 5 DVW072 6 25 24 15 20 25 22 5 15 19 5 DVW079 4 20 20 15 17 5 20 18 5 15 16 5 DVW079 6 20 24 15 21 5 20 22 5 15 20 5 DVW079 4 25 21 12 16 5...

Страница 27: ...ower service to the unit The MOP is used to size either the breaker or fuse for the entire unit Using the following formulas and Tables 8 and 9 determine the correct electrical sizing for the unit All concurrent load conditions must be considered in the calculations and you must use the highest value for any combination of loads MCA For units with cooling capability all concurrent loads with or wi...

Страница 28: ...RLA LRA RLA LRA RLA LRA RLA LRA 4 12 1 91 0 10 9 91 0 5 5 50 0 4 4 37 0 7 19 6 164 0 17 7 164 0 9 7 100 0 7 8 80 0 10 31 2 239 0 28 2 239 0 14 1 125 0 11 3 80 0 12 34 4 245 0 31 1 245 0 15 5 113 0 12 5 100 0 15 42 1 425 0 38 0 425 0 19 0 187 0 15 2 148 0 20 57 5 500 0 52 0 500 0 26 0 250 0 20 8 200 0 25 74 4 500 0 67 2 500 0 32 0 250 0 25 6 200 0 Contact the factory for electric heat full load amp...

Страница 29: ...he unit a duct collar must be mounted at the unit outlet When connecting ductwork to the unit a canvas type connecting collar is recommended If a field fabricated plenum is used canvas type connectors are recommended at the duct connection to the plenum Units are also available with a factory provided discharge plenum Supply duct connections to the plenum opening s should include a canvas type con...

Страница 30: ...t of the unit 10 To aid in service the unit should have a union in the water inlet and outlet water lines Condenser Connections 1 Units may be speciﬁed with water and condensate connections on either the left or right side of the unit 2 All condensers are factory piped for a common condenser water supply and common condenser water return connection 3 Field piping connections are made to factory pi...

Страница 31: ... waterside balance during start up and routine maintenance checks Also include strainers at each pump inlet and unit Install drain valves at the riser s base to allow drainage points for system ﬂushing during start upandroutinemaintenance Forcondenserdraining and header removal include a shutoff balancing valve on the entering and leaving waterside pipes drain tees and unions of each unit Also ins...

Страница 32: ... above procedure for the second transducer To avoid confusion between high and low tubing it is recommended that two different tubing colors be used and that this information be recorded along with the sensing point location on the master building blueprints STATIC PRESSURE TRANSDUCER INSTALLATION FLEXSYS UNITS ONLY All FlexSys units include a factory mounted static pressure sensor SPS1 The unit c...

Страница 33: ...t will give a representative outdoor air temperature STEAM HEAT Speciﬁcation The steam coil is a factory installed option and is located on the return side of the unit The piping extends outside the cabinet The location of the steam piping connections will be on the same side of the unit as the connections for the condenser water supply The wiring for the valve is connected to the Unit Control and...

Страница 34: ...ontained within the supply air plenum on the top of the unit FILTERS Standard ﬁlters are 30 2 inch As an option 4 inch ﬁlters can be ordered with efﬁciencies up to 90 A 30 2 inch preﬁlter can also be ordered with the 4 high efﬁciency ﬁlter option The ﬁlters are factory installed in the ﬁlter hydronic coil section of the unit prior to the evaporator coil Filters must always be installed ahead of th...

Страница 35: ...ter should be left on for 24 hours prior to start Power must be applied to the unit 24 hours prior to starting the unit compressors Failure to observe this requirement can lead to compressor damage and voiding of the compressor warranty PRE STARTUP REQUIREMENTS 1 Inspect the unit for shipping or installation dam age 2 Verify the unit is completely and properly installed with ductwork connected Ver...

Страница 36: ...mpressors which only pump in one direction Therefore it is necessary to verify proper rotation at unit start up Operation of the compressor in the reverse direction will not produce any capacity and cause the compressor to cycle on internal overload Operating the compressor in reverse for extended periods can result in failure of the compressor To verify proper rotation monitor the suction and dis...

Страница 37: ...ample 202 psig Liquid Line 102 F Converted to Saturation Temp Minus Liquid Line Temp 92 F Liquid Line Subcooling 10 F The subcooling should be adjusted to 6 to 10 F at design conditions If the subcooling is low check the temperature of the liquid line on the entering and leaving side of the ﬁlter drier If the temperature drop across the drier is greater than 3 0 F the drier is restricted and must ...

Страница 38: ...2 201 8 104 207 7 106 213 8 108 220 0 110 226 4 112 232 8 114 239 4 116 246 1 118 252 9 120 259 9 122 267 0 124 274 3 126 281 6 128 289 1 130 296 8 132 304 6 134 321 5 136 320 6 138 328 3 140 337 3 142 345 8 144 354 5 146 363 3 148 372 3 150 381 5 152 390 8 154 400 3 156 410 0 158 419 8 160 429 8 Temperature F Pressure psig 0 24 0 2 25 6 4 27 3 6 29 1 8 30 9 10 32 8 12 34 7 14 36 7 16 38 7 18 40 9...

Страница 39: ... If this occurs an oil sample should be taken and analyzed If contaminates are present the system must be cleaned to prevent compressor failure This can be accomplished through the installation of oversized suction and liquid line driers The driers may have to be changed several times to clean up the system depending on the degree of contamination Never use the scroll compressor to pump the refrig...

Страница 40: ...zer observe the operation of all dampers and make any necessary adjustments in linkage and blade orientation for proper operation Entire Unit Inspection In addition to the checks listed in this section periodic overall inspections of the unit should be accomplished to ensure proper equipment operation Items such as loose hardware component operation refrigerant leaks unusual noises etc should be i...

Страница 41: ...lter drier should be replaced any time a refrigerant system is open The Versecon unit comes with sealed type non replaceable cores as standard The refrigerant would need to be recovered with a recovery machine to replace the ﬁlter drier Supply Fan In the unlikely event that the supply fan would need to be replaced the following procedure would need to be followed 1 On the 12 to 32 ton units access...

Страница 42: ...e new set if re quired Do not stretch belts over sheaves Review the sections on motor and sheave installation sheave alignment and belt tensioning discussed previously 9 Reconnect motor leads and restore power Check fan for proper rotation as described in Start Up Check List Fan Shaft Bearings General When removing and replacing the bearings care should be taken to ensure that the area where the b...

Страница 43: ...e either too tight or loose and can affect the alignment and re lubrication of the bearing Bearing Locking Devices Various types of locking devices are used to secure bearing s to the fan shaft Refer to the instructions packed with bearings for special information The various locking devices can be classiﬁed under basic types setscrew type locking type eccentric locking type concentric locking typ...

Страница 44: ...9 4 51 3 57 2 95 2 52 45 7 68 5 68 4 48 3 70 3 16 2 78 50 6 98 5 50 4 54 3 87 3 40 3 05 55 8 41 6 62 5 45 4 65 4 08 3 66 3 33 60 9 97 7 83 6 45 5 49 4 82 4 31 3 93 3 63 65 9 15 7 52 6 41 5 61 5 02 4 57 4 21 70 10 56 8 68 7 38 6 46 5 77 5 25 4 84 75 9 91 8 43 7 37 6 58 5 98 5 51 80 11 22 9 54 8 33 7 43 6 75 6 22 85 10 72 9 35 8 34 7 57 6 97 90 11 96 10 43 9 29 8 43 7 76 95 11 56 10 29 9 34 8 59 100...

Страница 45: ...8 78 8 21 6 45 6 04 5 69 5 39 136 20 44 15 90 14 32 12 01 13 05 11 14 10 42 8 20 7 68 7 23 6 84 152 19 71 17 75 14 85 16 16 13 78 12 87 10 16 9 51 8 95 8 46 176 23 54 19 66 21 41 18 22 17 01 13 48 12 60 11 85 11 20 192 23 22 25 30 21 50 20 07 15 94 14 90 14 00 13 22 200 27 37 23 24 21 68 17 24 16 11 15 14 14 29 216 26 92 25 10 20 00 18 68 17 54 16 56 240 30 67 24 50 22 87 21 47 20 25 256 27 74 25 ...

Страница 46: ... GPM 60 HP 64 HP 70 HP 74 HP 80 HP 90 HP 100 HP 90 5 63 96 6 40 5 03 105 7 65 6 01 5 40 111 8 54 6 71 6 03 5 46 120 9 98 7 84 7 04 6 37 5 80 135 12 61 9 90 8 89 8 04 7 32 6 27 150 15 56 12 20 10 95 9 91 9 02 7 71 6 78 200 27 58 21 61 19 38 17 52 15 94 13 51 11 87 240 31 03 27 83 25 14 22 86 19 29 16 92 256 31 63 28 57 25 98 21 88 19 19 280 31 02 26 07 22 84 296 29 05 25 45 320 29 62 Y S W U 0 5 5 ...

Страница 47: ...FlexSys operation and to CV for constant volume applications The default value is VAV If the unit is programmed for VAV the following items must also be programmed Fan S A Pres SP The control will try to maintain the duct static pressure to this value The default value is 1 0 inwc of SP Sensors The control has the capability to use one or two duct static sensors If a single sensor is used this val...

Страница 48: ...be connected to an external device that can be used to identify supply fan operation When the control receives the close signal from the airflow switch the control waits ten seconds and switches from the START MODE to the ON MODE Cooling and heating operation cannot occur until the unit is in the ON MODE If the unit is equipped with a VFD an optional VFD by pass package can also be purchased With ...

Страница 49: ...he control sets the DEW POINT COOLING set point to the AC S A DEW MAX programmed value ECONOMIZER OPERATION There are three economizer options available waterside economizer outdoor air economizer or none Based on the type of economizer that is installed the following parameters must be programmed through the Setpoints section of the Keypad Display or by a communicated input H2O ECON EN This value...

Страница 50: ...ure Control output and select the lower of the two outputs It will then compare it to the Dew Point Control output and select the higher of the two values The 2 to 10 volt analog output is located at the AO 1 terminals 1 and 2 and is used to control the water economizer valve As long as water economizer is enabled and the unit Air Flow Switch is closed the output will never be less than the ECON V...

Страница 51: ...o the condenser water valve cannot drop below the COND VALVE MIN set point CONDENSER WATER BYPASS The following parameter must be programmed through the Setpoints section of the Keypad Display or by a communicated input BYPASS VALVE MAX this is the maximum position of the condenser water by pass valve The default value is 50 If waterside economizer is not used the water side economizer valve can b...

Страница 52: ...exSys Units On FlexSys units the control will compare the supply air leaving the evaporator coil and compare it to 40 0 F and generate an analog output based on the difference and the amount of response to a given change in output This is a reverse acting loop As the temperature drops below 40 0 F the by pass damper output increases Compressor Analog Output If both SupplyAir and ReturnAir Temperat...

Страница 53: ...e percentage output is equal to or greater than 75 again the third stage demand would continue and the 2 minute off delay would be turned off If at any time the cooling demand is lost for 3 seconds the demand for third stage operation would be turned off Once the cooling demand is lost the demand for third stage operation cannot be reestablished for 3 minutes When the percentage output reaches 100...

Страница 54: ...ass damper The purpose of the return air damper is to bypass return air around the cooling coil in order to temper the supply air leaving the coil to prevent the supply air entering the conditioned space from being too cool The control tries to maintain the supply air temperature no lower then 2 0 F below the AC ECON S A SP set point The control also measures the pressure drop across the evaporato...

Страница 55: ...mpressors have in line thermal switches embedded in the windings of the compressor The control automatically resets when the thermal switches close The reset time will vary based on the ambient temperature HEATING OPERATION The following parameters must be programmed through the Setpoints section of the Keypad Display or by a communicated input HEAT S A TEMP EN The unit can control the operation o...

Страница 56: ... be set to 1 The number of steps of capacity will vary with the type and capacity of the heat Each of the stages of operation is assigned a window of operation based on the percentage of the total operating range 0 to 100 To determine the window of operation for each stage divide 100 by the number of stages When the percentage is equal to or greater than 50 the control will wait 30 seconds and the...

Страница 57: ...50 it will go through the open sequence again If the output is between 10 and 50 the control will maintain the valve output in the hold position no output If the output is less than 10 the control will send a closed signal to the valve for ﬁve seconds During this time the heating capacity will decrease The control will wait two minutes with the valve in the hold position no output If the output is...

Страница 58: ...58 JOHNSON CONTROLS FORM 145 05 NOM1 708 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 59: ... The LED will be energized any time an Alarm is active POWER UP BANNER SCREEN FIG 5 KEYPAD DISPLAY York International Versecon HOME CANCEL ENTER INC ALARM DEC File View BAC 3 view HOME CANCEL ENTER INC ALARM DEC File View BAC 3 view Run Status Off Normal This screen is present at power up and is the default screen After ten minutes of inactivity the display will revert to this screen RUN STATUS SC...

Страница 60: ...ollowing data CRITICAL The display will say NONE or list any active critical Alarms If an Alarm is active the display will give a description of the Alarm and the date and time it occurred See the Service Section of this manual for a description of each of the Alarms NON CRITICAL The display will say NONE or list any active non criticalAlarms If anAlarm is active the display will give a descriptio...

Страница 61: ...l In DDC On Switch On or Off DDC Off Switch On or Off Safe Input On or Off On OK Air Flow Switch On or Off On OK Duct Hi Static On or Off On OK Freeze Stat On or Off On OK Dirty Filter On or Off Off OK OUTPUTS To use the OUTPUTS screen use the right arrow key to move to OUTPUTS and press the ENTER key Use the right or left arrow key to scroll through the following data Analog Out B P Damp Mod 0 0 ...

Страница 62: ...TER key Use the right arrow key to scroll through the Setpoints The screen will display brackets around the value to be changed To change a digital setpoint press the ENTER key to go into the edit mode Use the INC or DEC keys to toggle between the values Use the ENTER key to accept the new setpoint To change an analog setpoint select the ENTER key to go into the edit mode Use the INC or DEC key to...

Страница 63: ... TEMP EN ON OFF ON ECON S A TMP EN ON OFF ON AC ECON S A SP 40 F 90 F 55 F AC R A TEMP EN ON OFF ON ECON R A TMP EN ON OFF OFF AC ECON R A SP 40 F 90 F 75 F HEAT S A TMP EN ON OFF OFF HEAT S A TMP SP 40 F 115 F 110 F HEAT R A TMP EN ON OFF OFF HEAT R A TMP SP 40 F 90 F 72 F FAN VAV CV EN CV VAV VAV OF SP SENSORS 1 2 1 SP CALC METHOD 1 HIGH 2 AVG 3 LOW 2 FAN SP BAS EN FLEXSYS UNITS ONLY ON OFF OFF ...

Страница 64: ...Binary Never operate the compressor for more than ten seconds in this mode Comp C Exp DO 3 Binary Never operate the compressor for more than ten seconds in this mode Comp D Exp DO 4 Binary Never operate the compressor for more than ten seconds in this mode Alarm Output DO 1 Binary Can be used by the ﬁeld to identify the unit is in Fault or Alarm mode Heat 1 Close Exp DO 8 Binary Used to energize t...

Страница 65: ...NC ALARM DEC File View BAC 3 view Date dd mmm yy 19 Aug 03 In the Date screen use the key to select the ﬁeld to the far left This is the Date ﬁeld Press the ENTER key and use the INC or DEC key to enter today s date Press the ENTER key to ac cept the entry In the Date screen use the key to select the middle ﬁeld This is the Month ﬁeld Press the ENTER key and use the INC or DEC key to enter the sel...

Страница 66: ...BAC 3 view 19 58 49 Prev DST When DST is surrounded by brackets press the ENTER key In the Daylight Saving screen move the key to the value after Enable until is surrounded by brackets Press the ENTER key HOME CANCEL ENTER INC ALARM DEC File View BAC 3 view D a y l i g h t S a v i n g Enable Y Use the INC key to either Enable or Disable Daylight Savings Press the ENTER key to ac cept the entry If ...

Страница 67: ...ched HOME CANCEL ENTER INC ALARM DEC File View BAC 3 view S e t p o i n t s D a i l y S c h e d HOME CANCEL ENTER INC ALARM DEC File View BAC 3 view S c h e d u l e 1 15 Start 8 When Daily Sched is surrounded by brackets press the ENTER key The display will show the current time Press the right arrow key six times and the display will show the status of the Daily Schedule On or Off Press the right...

Страница 68: ...ule to be active that day leave the _ in the space In the example above Monday and Tuesday have been assigned to the start and stop schedule This means that on Monday and Tuesday the unit will go into the run mode at 8 15 AM and shutdown at 7 00 PM The control has the capability to enter multiple schedules so a separate start stop schedule could be programmed for Saturday and Sunday or for each da...

Страница 69: ... the Network Port of the control The shield must only be connected to ground on one end Network Baud Rate Before setting the communication Baud Rate power needs to be removed from the control board The control only reads the Baud Rate information when the control is ﬁrst turned on The Baud Rate can be set at 9600 or 38400 The Baud Rate is set using the Network Port Baud Jumper on the control board...

Страница 70: ...lue Range Analog Only Unit Analog Only Instance Number Comments AcCltMod Cooling Minimum Dew Point Correction PID Output BAV R 0 100 16127 Only with FlexSys with Dew Point Control AcRat Enable Cooling Return Air Temp Control 1 Active 0 Inactive BBV R W 15003 AcRatMod Return Air Temperature Cooling PID Output BAV R 0 100 16117 AcSad Enable Cooling Dew Point Temp Control 1 Active 0 Inactive BBV R W ...

Страница 71: ...pplicable CompB Disch Out BAV 16106 Not Applicable CompB En BBO 11007 Not Applicable CompB Suct Out BAV 16107 Not Applicable CompBH BBV 15108 Not Applicable CompBL BBV 15104 Not Applicable CompC Disch Out BAV 16108 Not Applicable CompC En BBO 11008 Not Applicable CompC Suct Out BAV 16109 Not Applicable CompCH BBV 15111 Not Applicable CompCL BBV 15107 Not Applicable CompD Disch Out BAV 16110 Not Ap...

Страница 72: ...Schedule On and Off 1 On Active 0 Off Inactive BBI R W 869 DmpPrsMod Bypass Damper Output Based on Coil Pressure Drop BAV R 0 100 16123 Only with FlexSys DmpSatMod Bypass Damper Output Based on Supply Air Temperature BAV R 0 100 16122 Only with FlexSys Duct Hi Static Status of the Duct Static High Limit Switch 1 Normal Active 0 Fault Inactive BBI R 12005 Duct Stat 1 Out Duct Static 1 Input BAI R 0...

Страница 73: ...onomizer FlexSys with Dew Point Control EcRat Enable Economizer Return Air Temp Control 1 Enabled 0 Disabled BBV R W 15007 EcSad Enable Economizer Dew Point Temp Control 1 Enabled 0 Disabled BBV R W 15009 Only with FlexSys EcSat Enable Economizer Supply Air Temp Control 1 Enabled 0 Disabled BBV R W 15006 Fan Bp Exh En Status of the Constant Volume Fan Output 1 On Active 0 Off Inactive BBO R W 1100...

Страница 74: ...Output is Forced On 1 On Active 0 Off Inactive BBV R 15505 FCBPMod Indicates if the Bypass Damper Output is Forced On 1 On Active 0 Off Inactive BBV R 15517 Only on FlexSys FCC W Mod BBV 15515 Not Applicable FCCVEn Indicates if the Constant Volume Fan Output is Forced On 1 On Active 0 Off Inactive BBV R 15501 FCE WMod BBV 15518 Not Applicable FCHtS1Cl Indicates if the Stage 1 Heat or Tristate Clos...

Страница 75: ...D1 Turns the Friday Schedule 1 On and Off 1 On Active 0 Off Inactive BBV R W 878 FRIDAYSCHED10 Turns the Friday Schedule 10 On and Off 1 On Active 0 Off Inactive BBV R W 978 FRIDAYSCHED11 Turns the Friday Schedule 11 On and Off 1 On Active 0 Off Inactive BBV R W 989 FRIDAYSCHED12 Turns the Friday Schedule 12 On and Off 1 On Active 0 Off Inactive BBV R W 1000 FRIDAYSCHED13 Turns the Friday Schedule...

Страница 76: ... the Friday Schedule 6 On and Off 1 On Active 0 Off Inactive BBV R W 933 FRIDAYSCHED7 Turns the Friday Schedule 7 On and Off 1 On Active 0 Off Inactive BBV R W 944 FRIDAYSCHED8 Turns the Friday Schedule 8 On and Off 1 On Active 0 Off Inactive BBV R W 956 FRIDAYSCHED9 Turns the Friday Schedule 9 On and Off 1 On Active 0 Off Inactive BBV R W 967 FVD Mod Supply Fan VFD Speed Output BAO R W 0 100 1400...

Страница 77: ...116 HDAY8 Sets the Day of the Month for Holiday Schedule 8 BAV R W 1 31 1126 HDAY9 Sets the Day of the Month for Holiday Schedule 9 BAV R W 1 31 1136 Heat Stages Number of Stages of Heat Available BAV R W 16212 Only with Staged Heat Heat Type 1 Staged 2 Tristate 3 Modulating Type of Heat in the Unit BAV R W 16008 HMONTH1 Set the Month of the Year for Holiday Schedule 1 BAV R W 1 12 1066 HMONTH10 S...

Страница 78: ...he Year for Holiday Schedule 8 BAV R W 1 12 1124 HMONTH9 Set the Month of the Year for Holiday Schedule 9 BAV R W 1 12 1134 Hol Sched Identiﬁes a Holiday Schedule is Active BBI R 870 Hol Sched Turn the Holiday Schedule On or OFF 1 On Active 0 Off Inactive BBO R W 870 HOLIDAY 1 STAT Status of the Holiday 1 Schedule 1 On Active 0 Off Inactive BBV R 1046 HOLIDAY 10 STAT Status of the Holiday 10 Sched...

Страница 79: ...the Holiday 3 Schedule 1 On Active 0 Off Inactive BBV R 1048 HOLIDAY 4 STAT Status of the Holiday 4 Schedule 1 On Active 0 Off Inactive BBV R 1049 HOLIDAY 5 STAT Status of the Holiday 5 Schedule 1 On Active 0 Off Inactive BBV R 1050 HOLIDAY 6 STAT Status of the Holiday 6 Schedule 1 On Active 0 Off Inactive BBV R 1051 HOLIDAY 7 STAT Status of the Holiday 7 Schedule 1 On Active 0 Off Inactive BBV R ...

Страница 80: ...liday Schedule 4 Start Time Hour BAV R W 1 24 1080 HSTART HR5 Holiday Schedule 5 Start Time Hour BAV R W 1 24 1090 HSTART HR6 Holiday Schedule 6 Start Time Hour BAV R W 1 24 1100 HSTART HR7 Holiday Schedule 7 Start Time Hour BAV R W 1 24 1110 HSTART HR8 Holiday Schedule 8 Start Time Hour BAV R W 1 24 1120 HSTART HR9 Holiday Schedule 9 Start Time Hour BAV R W 1 24 1130 HSTART MIN1 Holiday Schedule ...

Страница 81: ...e 8 Start Time Minutes BAV R W 1 60 1131 HSTOP HR1 Holiday Schedule 1 Stop Time Hour BAV R W 1 24 1064 HSTOP HR10 Holiday Schedule 10 Stop Time Hour BAV R W 1 24 1142 HSTOP HR11 Holiday Schedule 11 Stop Time Hour BAV R W 1 24 1152 HSTOP HR12 Holiday Schedule 12 Stop Time Hour BAV R W 1 24 1162 HSTOP HR13 Holiday Schedule 13 Stop Time Hour BAV R W 1 24 1172 HSTOP HR14 Holiday Schedule 14 Stop Time ...

Страница 82: ...oliday Schedule 15 Stop Time Minutes BAV R W 1 60 1203 HSTOP MIN16 Holiday Schedule 16 Stop Time Minutes BAV R W 1 60 1213 HSTOP MIN2 Holiday Schedule 2 Stop Time Minutes BAV R W 1 60 1071 HSTOP MIN3 Holiday Schedule 3 Stop Time Minutes BAV R W 1 60 1077 HSTOP MIN4 Holiday Schedule 4 Stop Time Minutes BAV R W 1 60 1083 HSTOP MIN5 Holiday Schedule 5 Stop Time Minutes BAV R W 1 60 HSTOP MIN6 Holiday...

Страница 83: ...Disabled BBV R W 15004 L W Temp BAI 13005 Not Applicable M A Temp Mixed Air Temperature BAI R 0 120 Deg F 13002 MONDAYSCHED1 Turns Monday On Off for Schedule 1 1 On Active 0 Off Inactive BBV R W 874 MONDAYSCHED10 Turns Monday On Off for Schedule 10 1 On Active 0 Off Inactive BBV R W 974 MONDAYSCHED11 Turns Monday On Off for Schedule 11 1 On Active 0 Off Inactive BBV R W 985 MONDAYSCHED12 Turns Mon...

Страница 84: ...Off Inactive BBV R W 907 MONDAYSCHED5 Turns Monday On Off for Schedule 5 1 On Active 0 Off Inactive BBV R W 918 MONDAYSCHED6 Turns Monday On Off for Schedule 6 1 On Active 0 Off Inactive BBV R W 929 MONDAYSCHED7 Turns Monday On Off for Schedule 7 1 On Active 0 Off Inactive BBV R W 940 MONDAYSCHED8 Turns Monday On Off for Schedule 8 1 On Active 0 Off Inactive BBV R W 951 MONDAYSCHED9 Turns Monday O...

Страница 85: ...76 ODAY6 Sets the Day of the Month for Over Ride Schedule 6 BAV R W 1 31 1286 ODAY7 Sets the Day of the Month for Over Ride Schedule 7 BAV R W 1 31 1296 ODAY8 Sets the Day of the Month for Over Ride Schedule 8 BAV R W 1 31 1306 Off Swch Unit Off Switch 1 Stopped Active 0 Unit Operation Allowed Inactive BBI R 12002 OMONTH1 Sets the Month of the Year for Over Ride Schedule 1 BAV R W 1 12 1235 OMONTH...

Страница 86: ...Hour of the Day for the Start Time for Over Ride Schedule 7 BAV R W 1 24 1290 OSTART HR8 Sets the Hour of the Day for the Start Time for Over Ride Schedule 8 BAV R W 1 24 1300 OSTART MIN1 Sets the Minutes for the Start Time for Over Ride Schedule 1 BAV R W 1 60 1231 OSTART MIN2 Sets the Minutes for the Start Time for Over Ride Schedule 2 BAV R W 1 60 1241 OSTART MIN3 Sets the Minutes for the Start...

Страница 87: ... OSTOP HR8 Sets the Hour of the Day for the Stop Time for Over Ride Schedule 8 BAV R W 1 24 1302 OSTOP MIN1 Sets the Minutes for the Stop Time for Over Ride Schedule 1 BAV R W 1 60 1233 OSTOP MIN2 Sets the Minutes for the Stop Time for Over Ride Schedule 2 BAV R W 1 60 1243 OSTOP MIN3 Sets the Minutes for the Stop Time for Over Ride Schedule 3 BAV R W 1 60 1253 OSTOP MIN4 Sets the Minutes for the ...

Страница 88: ...e Schedule 8 1 On Active 0 Off Inactive ABV R 1228 Ovr Sched Identiﬁes if any Over Ride Schedule is Active 1 On Active 0 Off Inactive BBO R W 871 Pump Out Indicates the Status of the Pump Output BBO R W 11003 R A Temp Return Air Temperature BAI R 0 120 Deg F 13003 RatAcSp Return Air Cooling Temperature Set Point BAV R W 55 0 80 0 Deg F 16002 RatHtSp Return Air Heating Temperature Set Point BAV R W...

Страница 89: ...ng Temperature Set Point BAV R W 80 0 125 0 Deg F 16003 SATURDAYSCHED1 Turns Saturday On Off for Schedule 1 1 On Active 0 Off Inactive BBV R W 879 SATURDAYSCHED10 Turns Saturday On Off for Schedule 10 1 On Active 0 Off Inactive BBV R W 979 SATURDAYSCHED11 Turns Saturday On Off for Schedule 11 1 On Active 0 Off Inactive BBV R W 990 SATURDAYSCHED12 Turns Saturday On Off for Schedule 12 1 On Active 0...

Страница 90: ...aturday On Off for Schedule 5 1 On Active 0 Off Inactive BBV R W 923 SATURDAYSCHED6 Turns Saturday On Off for Schedule 6 1 On Active 0 Off Inactive BBV R W 934 SATURDAYSCHED7 Turns Saturday On Off for Schedule 7 1 On Active 0 Off Inactive BBV R W 945 SATURDAYSCHED8 Turns Saturday On Off for Schedule 7 1 On Active 0 Off Inactive BBV R W 957 SATURDAYSCHED9 Turns Saturday On Off for Schedule 7 1 On A...

Страница 91: ... the Status of Schedule 1 1 On Active 0 Off Inactive BBV R 850 SCHEDULE2STAT Gives the Status of Schedule 2 1 On Active 0 Off Inactive BBV R 851 SCHEDULE3STAT Gives the Status of Schedule 3 1 On Active 0 Off Inactive BBV R 852 SCHEDULE4STAT Gives the Status of Schedule 4 1 On Active 0 Off Inactive BBV R 854 SCHEDULE5STAT Gives the Status of Schedule 5 1 On Active 0 Off Inactive BBV R 855 SCHEDULE6...

Страница 92: ...chedule 1 BAV R W 1 24 870 START HR10 Start Hours for Schedule 10 BAV R W 1 24 970 START HR11 Start Hours for Schedule 11 BAV R W 1 24 981 START HR12 Start Hours for Schedule 12 BAV R W 1 24 992 START HR13 Start Hours for Schedule 13 BAV R W 1 24 1003 START HR14 Start Hours for Schedule 14 BAV R W 1 24 1014 START HR15 Start Hours for Schedule 15 BAV R W 1 24 1025 START HR16 Start Hours for Schedul...

Страница 93: ...OP HR12 Stop Hours for Schedule 12 BAV R W 1 24 994 STOP HR13 Stop Hours for Schedule 13 BAV R W 1 24 1005 STOP HR14 Stop Hours for Schedule 14 BAV R W 1 24 1016 STOP HR15 Stop Hours for Schedule 15 BAV R W 1 24 1027 STOP HR16 Stop Hours for Schedule 16 BAV R W 1 24 10378 STOP HR2 Stop Hours for Schedule 2 BAV R W 1 24 883 STOP HR3 Stop Hours for Schedule 3 BAV R W 1 24 894 STOP HR4 Stop Hours for...

Страница 94: ... Duct Static Pressure Inputs BAV R W 16015 Suct P Min BAL 16008 Not Applicable SUNDAYSCHED1 Turns Sunday On Off for Schedule 1 1 On Active 0 Off Inactive BBV R W 880 SUNDAYSCHED10 Turns Sunday On Off for Schedule 10 1 On Active 0 Off Inactive BBV R W 980 SUNDAYSCHED11 Turns Sunday On Off for Schedule 11 1 On Active 0 Off Inactive BBV R W 991 SUNDAYSCHED12 Turns Sunday On Off for Schedule 12 1 On A...

Страница 95: ...rns Sunday On Off for Schedule 5 1 On Active 0 Off Inactive BBV R W 924 SUNDAYSCHED6 Turns Sunday On Off for Schedule 6 1 On Active 0 Off Inactive BBV R W 935 SUNDAYSCHED7 Turns Sunday On Off for Schedule 7 1 On Active 0 Off Inactive BBV R W 946 SUNDAYSCHED8 Turns Sunday On Off for Schedule 8 1 On Active 0 Off Inactive BBV R W 958 SUNDAYSCHED9 Turns Sunday On Off for Schedule 9 1 On Active 0 Off I...

Страница 96: ... On Off for Schedule 15 1 On Active 0 Off Inactive BBV R W 1031 THURSDAYSCHED16 Turns Thursday On Off for Schedule 16 1 On Active 0 Off Inactive BBV R W 1042 THURSDAYSCHED2 Turns Thursday On Off for Schedule 2 1 On Active 0 Off Inactive BBV R W 888 THURSDAYSCHED3 Turns Thursday On Off for Schedule 3 1 On Active 0 Off Inactive BBV R W 899 THURSDAYSCHED4 Turns Thursday On Off for Schedule 4 1 On Act...

Страница 97: ...s Tuesday On Off for Schedule 10 1 On Active 0 Off Inactive BBV R W 975 TUESDAYSCHED11 Turns Tuesday On Off for Schedule 11 1 On Active 0 Off Inactive BBV R W 986 TUESDAYSCHED12 Turns Tuesday On Off for Schedule 12 1 On Active 0 Off Inactive BBV R W 997 TUESDAYSCHED13 Turns Tuesday On Off for Schedule 13 1 On Active 0 Off Inactive BBV R W 1008 TUESDAYSCHED14 Turns Tuesday On Off for Schedule 14 1 ...

Страница 98: ... 0 Off Inactive BBV R W 930 TUESDAYSCHED7 Turns Tuesday On Off for Schedule 7 1 On Active 0 Off Inactive BBV R W 941 TUESDAYSCHED8 Turns Tuesday On Off for Schedule 8 1 On Active 0 Off Inactive BBV R W 952 TUESDAYSCHED9 Turns Tuesday On Off for Schedule 9 1 On Active 0 Off Inactive BBV R W 964 Unit Enable Network Unit Start 1 Enable 0 Disable BBV R W 15001 Unsafe External Safety Input Alarm 1 Faul...

Страница 99: ...cable VLCompA BBV 15606 Not Applicable VLCompB BBV 15607 Not Applicable VLCompC BBV 15608 Not Applicable VLCompD BBV 15609 Not Applicable VLCVEn Status of the Binary Value of the CV Fan Output 1 On Active 0 Off Inactive BBV R 15601 VLE Wmod BAV 16804 Not Applicable VLFanOut Status of the Binary Value of the Output to the Fan 1 On Active 0 Off Inactive BBV R 15603 VLHtS2Cl Status of the Binary Valu...

Страница 100: ...YSCHED10 Turns Wednesday On Off for Schedule 10 1 On Active 0 Off Inactive BBV R W 976 WEDNSDAYSCHED11 Turns Wednesday On Off for Schedule 11 1 On Active 0 Off Inactive BBV R W 987 WEDNSDAYSCHED12 Turns Wednesday On Off for Schedule 12 1 On Active 0 Off Inactive BBV R W 998 WEDNSDAYSCHED13 Turns Wednesday On Off for Schedule 13 1 On Active 0 Off Inactive BBV R W 1009 WEDNSDAYSCHED14 Turns Wednesda...

Страница 101: ...tive 0 Off Inactive BBV R W 909 WEDNSDAYSCHED5 Turns Wednesday On Off for Schedule 5 1 On Active 0 Off Inactive BBV R W 920 WEDNSDAYSCHED6 Turns Wednesday On Off for Schedule 6 1 On Active 0 Off Inactive BBV R W 931 WEDNSDAYSCHED7 Turns Wednesday On Off for Schedule 7 1 On Active 0 Off Inactive BBV R W 942 WEDNSDAYSCHED8 Turns Wednesday On Off for Schedule 8 1 On Active 0 Off Inactive BBV R W 953 ...

Страница 102: ...E BI6 R 12006 ONLY WITH HYDRONIC HEAT DFS DIRTY FILTER SWITCH INPUT 1 DIRTY ACTIVE 0 NORMAL INACTIVE BI7 R 12007 S A TEMP SUPPLY AIR TEMPERATURE AI8 R 0 120 DEGF 13001 M A TEMP MIXED AIR TEMPERATURE AI9 R 0 120 DEG F 13002 R A TEMP RETURN AIR TEMPERATURE AI10 R 0 120 DEG F 13003 E W TEMP ENTERING CONDENSER WATER TEMP AI12 R 0 120 DEG F 13004 L W TEMP LEAVING CONDENSER WATER TEMP AI13 R 0 120 DEG F...

Страница 103: ...R C AI23 R 0 150 PSIG 16109 COMPD DISCH OUT DISCHARGE PRESSURE COMPRESSOR D AI24 R 0 400 PSIG 16110 COMPD SUCT OUT SUCTION PRESSURE COMPRESSOR D AI25 R 0 150 PSIG 16111 FAN BP EXH EN STATUS OF THE CONSTANT VOLUME FAN OUTPUT 1 ON ACTIVE 0 OFF INACTIVE BO26 R W 11001 FAN VFD EN BINARY OUTPUT TO ENERGIZE THE SUPPLY FAN VFD 1 ON ACTIVE 0 OFF INACTIVE BO27 R W 11002 ONLY WITH VAV OR FLEXSYS PUMP OUT IN...

Страница 104: ...TATUS OF STAGE 1 FOR TRISTATE IT INDICATES THE STATUS OF THE CLOSE OUTPUT BO36 R W 11011 ONLY WITH STAGED OR TRISTATE HEAT HT STG2 OPEN 1 ON 0 OFF FOR STAGED HEAT IT INDICATES THE STATUS OF STAGE 2 FOR TRISTATE IT INDICATES THE STATUS OF THE OPEN OUTPUT BO37 R W 11012 ONLY WITH STAGED OR TRISTATE HEAT C W MIN MINIMUM CONDENSER WATER VALVE SET POINT AO39 R W 0 100 14001 FVD MOD SUPPLY FAN VFD SPEED...

Страница 105: ... POINT ADF46 R W 55 0 80 0 DEG F 16002 SATHTSP SUPPLY AIR HEATING TEMPERATURE SET POINT ADF47 R W 80 0 125 0 DEG F 16003 RATHTSP RETURN AIR HEATING TEMPERATURE SET POINT ADF48 R W 50 0 80 0 DEG F 16004 O A MIN POS OUTDOOR AIR MINIMUM POSITION SETPOINT ADF49 R W 0 100 16012 ONLY WITH AIR SIDE ECONO MIZER SAP SP DUCT STATIC PRESSURE SET POINT ADF50 R W 0 0 2 0 IN OF WC 16013 ONLY WITH VAV OR FLEXSYS...

Страница 106: ...106 JOHNSON CONTROLS FORM 145 05 NOM1 708 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 107: ...P This item is used to program the supply air temperature set point for cooling or economizer operation AC R A TEMP EN This item is used to enable and disable cooling Return Air Temperature Control AC S A DEW DIF This item is used to program the offset from the Slab Temperature that the con trol will use in deriving the DEW POINT COOLING PID loop FlexSys units only AC S A DEW MAX This item is used...

Страница 108: ...is the discharge pressure for compressor system C COMP C EN This gives the status of the digital output to compressor C COMP C SUCT This is the suction pressure for compressor system C COMP D This item is used to force the binary output to compressor D to ON COMP D DISCH This is the discharge pressure for compressor system D COMP D EN This gives the status of the digital output to compressor D COM...

Страница 109: ...o the AC Econ S A SP ECON VALVE This item is used to force an analog output to the air side economizer damper motor or the water side economizer control valve ECON VLV MIN This item is used to program in the minimum position for the water side econo mizer valve ECON VLV MOD This is the analog output to the economizer water valve on a water source economizer or the economizer damper on an air side ...

Страница 110: ...and limits the amount the by pass damper can open FlexSys units only MIXED AIR TMP The temperature of the mixed air return and outdoor air entering the evapora tor coil O A DAMPER MIN This item allows the minimum ventilation setting to be programmed for an air side economizer O A ECON EN This item allows air side economizer to be enabled OFF ON RESETS This item can be used to reset the control whe...

Страница 111: ... This item is used to select the type of duct static control when two supply duct static pressure transducers are used LOW AVERAGE or HIGH can be se lected SUPPLY AIR DEW This is a derived value based on the supply air temperature and humidity level FlexSys units only SUPPLY AIR HUM This is the humidity level of the supply air leaving the unit FlexSys units only SUPPLY AIR TEMP This is the tempera...

Страница 112: ...112 JOHNSON CONTROLS FORM 145 05 NOM1 708 THIS PAGE INTENTIONALLY LEFT BLANK ...

Страница 113: ...inst the Fan S A Pres SP The transducer s are factory wired but the pneumatic tubing must be ﬁeld supplied and installed refer to Section 2 Installation in this manual On VAV units the duct static pressure transducer measures differential pressure between the pressure in the duct and a reference point usually atmosphere On FlexSys units the duct static pressure transducer measures differential pre...

Страница 114: ...o sense and convert the discharge pressure into a DC voltage The DC voltage is then sent to the Unit Control where it is used to control the condenser water valve The discharge pressure value in psig is displayed by the User Interface The discharge transducer has a range of 0 to 400 psig with a linear output of 0 to 5 DC volts Table 25 illustrates the DC volt output from the transducer for a given...

Страница 115: ...the password Enter the password and press ENTER Use the INC key to change OFF to ON and press ENTER The Alarm will reset Press ENTER and then INC to turn the Off On Resets back to OFF Compressor High Pressure Fault Alarm The control monitors the discharge pressure for each of the compressors This analog 0 to 5 volt input can be found on the Auxiliary I O control board as follows Compressor A IN 1 ...

Страница 116: ...tatic High Pressure switch is open As soon as the Duct Static High Pressure switch closes the unit will return to the start up mode and go into normal operation The control maintains a running total of the number of times the Duct Static High Pressure switch opens Each time the Duct Static High Pressure switch opens the counter increases by one Every hour the control decreases the fault count by o...

Страница 117: ...conds the control initiates the following action Turns off the supply air blower and compres sors Energizes the output to the condenser water pump Sends a 100 analog output to the water side economizer valve Sends a 0 analog output to the outdoor air economizer damper Sends a 50 analog output to the hydronic heat valve The control will register a Freeze Fault as long as the switch is open When the...

Страница 118: ...ns The configuration of the input connection must match the type of input identiﬁed in the table The pin positions for each conﬁguration are shown in Fig 7 FIG 7 MAIN CONTROL BOARD PIN POSITIONS UNIVERSAL INPUT MODE SELECT PLATINUM RTD THERMISTOR RTD DRY CONTACT PLATINUM RTD UNIVERSAL INPUT MODE SELECT THERMISTOR RTD DRY CONTACT THERMISTOR THERMISTOR UNIVERSAL INPUT MODE SELECT THERMISTOR RTD DRY ...

Страница 119: ...nput 0 5 VDC Tables 27 30 identify the type of input device connected to each of the analog inputs for the various Versecon configurations The configuration of the input connection must match the type of input identiﬁed in the table The pin positions for each conﬁguration are shown in Fig 8 THERMISTOR DRY CONTACT 0 5 VDC FIG 8 AUXILIARY CONTROL BOARD PIN POSITIONS LD12428 8 FIG 10 AUXILIARY CONTRO...

Страница 120: ...IR TEMPERATURE THERMISTOR 1N 10 ANALOG INPUT OUTSIDE AIR TEMPERATURE THERMISTOR AO 1 ANALOG OUTPUT WATER SIDE ECONOMIZER OUTPUT 2 10 VDC AO 2 ANALOG OUTPUT AIR SIDE ECONOMIZER OUTPUT 2 10 VDC AO 3 ANALOG OUTPUT SUPPLY FAN VFD VAV UNITS ONLY 0 10 VDC AO 4 ANALOG OUTPUT CONDENSER WATER VALVE CONDENSER BYPASS VALVE 2 10 VDC DO 1 BINARY OUTPUT ALARM OUTPUT DRY CONTACT DO 2 BINARY OUTPUT VAV FAN OUTPUT...

Страница 121: ...STOR IN 11 NOT USED IN 12 BINARY INPUT DIRTY FILTER SWITCH DRY CONTACT 5 VDC VOLTAGE IN 13 BINARY INPUT FREEZESTAT DRY CONTACT 5 VDC VOLTAGE IN 14 BINARY INPUT EXTERNAL SAFETY INPUT DRY CONTACT 5 VDC VOLTAGE IN 15 BINARY INPUT SYSTEM ON INPUT DRY CONTACT 5 VDC VOLTAGE IN 16 BINARY INPUT SYSTEM OFF INPUT DRY CONTACT 5 VDC VOLTAGE DO 1 BINARY OUTPUT COMPRESSOR SYSTEM A OUTPUT DRY CONTACT DO 2 BINARY...

Страница 122: ... INPUT RETURN AIR TEMPERATURE THERMISTOR 1N 10 ANALOG INPUT SUPPLY AIR HUMIDITY 4 20 MA AO 1 ANALOG OUTPUT WATER OR AIR SIDE ECONOMIZER OUTPUT 2 10 VDC AO 2 ANALOG OUTPUT BY PASS DAMPER 2 10 VDC AO 3 ANALOG OUTPUT SUPPLY FAN VFD 0 10 VDC AO 4 ANALOG OUTPUT CONDENSER WATER VALVE CONDENSER BYPASS VALVE 2 10 VDC DO 1 BINARY OUTPUT ALARM OUTPUT DRY CONTACT DO 2 BINARY OUTPUT VAV FAN OUTPUT DRY CONTACT...

Страница 123: ... USED IN 12 BINARY INPUT DIRTY FILTER SWITCH DRY CONTACT 5 VDC VOLTAGE IN 13 BINARY INPUT FREEZESTAT DRY CONTACT 5 VDC VOLTAGE IN 14 BINARY INPUT EXTERNAL SAFETY INPUT DRY CONTACT 5 VDC VOLTAGE IN 15 BINARY INPUT SYSTEM ON INPUT DRY CONTACT 5 VDC VOLTAGE IN 16 BINARY INPUT SYSTEM OFF INPUT DRY CONTACT 5 VDC VOLTAGE DO 1 BINARY OUTPUT COMPRESSOR SYSTEM A OUTPUT DRY CONTACT DO 2 BINARY OUTPUT COMPRE...

Страница 124: ...124 JOHNSON CONTROLS FORM 145 05 NOM1 708 WIRING DIAGRAMS FIG 11 ELEMENTARY CONTROL WIRING DIAGRAM YWSU ALL OPTIONS LD13131 Constant Volume Variable Air Volume Service ...

Страница 125: ...125 JOHNSON CONTROLS FORM 145 05 NOM1 708 FIG 12 ELEMENTARY CONTROL WIRING DIAGRAM YSWU LD13132 CV VAV FlexSys 8 ...

Страница 126: ...126 JOHNSON CONTROLS FORM 145 05 NOM1 708 FIG 13 ELEMENTARY POWER WIRING DIAGRAM YSWU LD13133 CV VAV FlexSys Service ...

Страница 127: ...127 JOHNSON CONTROLS FORM 145 05 NOM1 708 FIG 14 ELEMENTARY CONTROL WIRING DIAGRAM YSWU DOWNFLOW FlexSys LD13142 8 ...

Страница 128: ... 2008 Johnson Controls Inc P O Box 423 Milwaukee WI 53203 www johnsoncontrols com Printed in USA 145 05 NOM1 708 Supersedes 145 05 NM1 1107 ...

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Johnson Controls York VERSECON YSWD 012, Установка, эксплуатация и обслуживание

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