Advantage BG-N4 Series Скачать руководство пользователя

Страница: 69 / 76

BG-N4 Glycol Chiller

Page: 69

ADVANTAGE ENGINEERING, INC.

525 East Stop 18 Road Greenwood, Indiana 46142

317-887-0729 Fax: 317-881-1277

Service Department Fax: 317-885-8683

Email: [email protected]

8.7 STATUS INDICATORS : MG INSTRUMENT

The control instrument is configured at the Factory for the type and number of

compressors and type of capacity unloading mechanism.

Shown below are possible Status Indicators displays for various compressor and capacity

unloading set ups.

S e t p o i n t : 5 0 ° F

O u t p u t s

■

• •

■

Compressor On

Scroll Compressor or

Digital Scroll Compressor

Unloading On

Hot Gas Bypass or

Digital Unloading

S e t p o i n t : 5 0 ° F

O u t p u t s

■ ■

•

■

1st Compressor On

Scroll Compressor or

Digital Scroll Compressor

2nd Compressor On

Scroll Compressor or

Digital Scroll Compressor

Unloading On

Hot Gas Bypass or

Digital Unloading

S e t p o i n t : 5 0 ° F

O u t p u t s

■

• •

■

Compressor On

Discus Compressor

Unloader On

S e t p o i n t : 5 0 ° F

O u t p u t s

■ ■ ■ ■

Compressor On

Screw Compressor

Compressor

at 50% Capacity

Compressor

at 75% Capacity

Pulse

Typical display for chillers with a single

compressor (digital scroll or scroll) and digital

or hot gas bypass capacity unloading.

Typical display for chillers with two

compressors (digital scroll or scroll) and

digital or hot gas bypass capacity unloading.

Typical display for chillers with a discus

compressor and a capacity unloader.

Typical display for chillers with a screw

compressor showing capacity at 50% and

75%. The fourth indicator will pulse on for 10

seconds then off for 10 seconds indicating

proper compressor operation.

Содержание BG-N4 Series

Страница 1: ...ng com Model Serial Number Stop If running at a fluid temperature below 48 F or if the chiller will be installed in a climate where the ambient temperature may get below 40 F you must use a water and glycol mixture at a ratio that protects the fluid from freezing to approximately 25 F below the lowest expected set point temperature or the lowest expected ambient temperature whichever is lower See ...

Страница 2: ......

Страница 3: ... INSTALLATION OPERATION MAINTENANCE BG N4 Series G l y c o l C h i l l e r ADVANTAGE ENGINEERING INC 525 East Stop 18 Road Greenwood IN 46142 317 887 0729 fax 317 881 1277 Service Department fax 317 885 8683 Website www AdvantageEngineering com E mail service AdvantageEngineering com ...

Страница 4: ...n Menu 30 3 5 Instrument Setpoints Menu 30 3 6 Instrument Utilities Menu 32 3 7 Instrument Network Menu 33 3 8 Instrument Flow Menu optional 34 3 9 Instrument Options Menu 35 3 10 Instrument Machine Menu 36 3 11 Shut Down Procedure 39 4 0 TROUBLESHOOTING 41 4 1 Unit Will Not Start 42 4 2 Compressor Hums But Will Not Start 42 4 3 Shuts Off On High Pressure 42 4 4 Shuts Off On Low Pressure 43 4 5 Co...

Страница 5: ...6 3 Options 57 7 0 RELATED DRAWINGS 59 7 1 Typical Mechanical Schematic 60 8 0 APPENDIX 61 8 1 Operations below 48 F fluid or 38 F ambient 62 8 2 Inhibited propylene glycol 63 8 3 Refrigerant pressure temperature chart 64 8 4 Chiller capacity and derate chart 65 8 5 Standard MG Instrument Settings 66 8 6 Probe Calibration MG Instrument 67 8 7 Status Indicators MG Instrument 69 8 8 Water Quality 70...

Страница 6: ...Page 6 THIS PAGE INTENTIONALLY BLANK ...

Страница 7: ...t Stop 18 Road Greenwood Indiana 46142 317 887 0729 Fax 317 881 1277 Service Department Fax 317 885 8683 Email service AdvantageEngineering com 1 0 GENERAL 1 1 Introduction 1 2 Safety 1 3 Receiving Instructions 1 4 Efficiency 1 5 Clean Air Act 1 6 Water Treatment ...

Страница 8: ...ever a system failure will release it Refrigerant gas can cause toxic fumes if exposed to fire Install this unit in a well ventilated area away from open flames Failure to follow these instructions may result in a hazardous condition Recover refrigerant to relieve pressure before opening the system See nameplate for refrigerant type Do not use non approved refrigerants or refrigerant substitutes D...

Страница 9: ...s in literature and on tags stickers and labels located on the equipment Wear work gloves and safety glasses WARNING This equipment contains hazardous voltages that can cause severe injury or death Disconnect and lock out incoming power before installing or servicing the equipment WARNING This equipment contains refrigerant under pressure Accidental release of refrigerant under pressure can cause ...

Страница 10: ...be followed The Manufacturer accepts no responsibility for inefficient operation or damage caused by foreign materials or failure to use adequate water treatment 1 5 CLEAN AIR ACT A Units manufactured after January 1 2010 may contain refrigerant HFC 410A HFC 407C HFC 404A or HFC 134A Most units manufactured prior to January 1 2010 contain refrigerant HCFC 22 B It is unlawful for any person in the ...

Страница 11: ...lt in scaling erosion corrosion algae or slime B It is recommended that the services of a qualified water treatment specialist be engaged to determine what water treatment is required C Advantage assumes no responsibility for equipment failures which result from untreated or improperly treated water D Do not use deionized water in this unit Some customized units may be compatible with deionized wa...

Страница 12: ...Page 12 THIS PAGE INTENTIONALLY BLANK ...

Страница 13: ...d Greenwood Indiana 46142 317 887 0729 Fax 317 881 1277 Service Department Fax 317 885 8683 Email service AdvantageEngineering com 2 0 INSTALLATION 2 1 General 2 2 Unit Location 2 3 To and From Process Connections 2 4 Air Cooled Condenser Installation 2 5 Electrical Connection ...

Страница 14: ... install the unit in such a way that an unforeseen fluid leak will not damage its surroundings B For air cooled models 1 These units are designed for indoor or outdoor use 2 For most efficient operation locate the chiller in a level clean and well ventilated environment 3 The unit has an air cooled refrigerant condenser A motor driven fan generates air flow through the condenser to remove heat fro...

Страница 15: ...closure panels in place will result in a high pressure refrigerant fault 9 Units with a motor driven fan may not use duct work unless a booster fan of equal volume rating has been installed in the duct 2 3 TO AND FROM PROCESS CONNECTIONS A Use appropriately rated hose or fluid piping to connect the process piping going to your process to the to process connection on the chiller B Use appropriately...

Страница 16: ...op of the unit Exhaust air can not be ducted on motor mounted fan models C The unit must have a minimum of 4 feet clearance at the air intake and 10 feet at the vertical exhaust air discharge and must have adequate ventilation to dissipate the rejected heat The unit must not be placed in non ventilated areas D The unit has an air cooled refrigerant condenser A motor driven fan generates air flow t...

Страница 17: ...sed disconnect switch There is no power entry hole into the electrical cabinet This allows the matching of the entry hole size and location to the customer supplied fittings 5 A unit specific electrical drawing is shipped with the unit 6 Voltage supplies must be within 10 of the name plate voltage and must be within 2 from leg to leg Extreme voltage imbalance or using the wrong voltage can damage ...

Страница 18: ...ound connections to the unit are properly affixed 2 Make certain power conductor disconnecting means and fusing are properly sized according to the unit s power supply requirements 3 Follow all local and national codes 4 Make certain that all owner and factory wire connections are tight before applying power to the unit WARNING Check that all electrical connections are tight before starting Discon...

Страница 19: ...East Stop 18 Road Greenwood Indiana 46142 317 887 0729 Fax 317 881 1277 Service Department Fax 317 885 8683 Email service AdvantageEngineering com Transformer Power Entry Disconnect optional Coolant Pump Stater Compressor Starter Typical electrical panel shown ...

Страница 20: ...Page 20 THIS PAGE INTENTIONALLY BLANK ...

Страница 21: ...8683 Email service AdvantageEngineering com 3 0 OPERATIONS 3 1 General 3 2 Start Up Operations Procedure 3 3 MG Instrument Operation 3 4 Instrument Main Menu 30 3 5 Instrument Setpoints Menu 3 6 Instrument Utilities Menu 3 7 Instrument Network Menu 3 8 Instrument Flow Menu optional 3 9 Instrument Options Menu 3 10 Instrument Machine Menu 3 11 Shut Down Procedure ...

Страница 22: ...ater may be used to fill the unit For operating temperatures below 48 F and when the ambient may go below 40 F a water and propylene glycol mixture must be used An inhibited propylene glycol can be used for operating temperatures above 48 F if desired to prevent corrosion and scaling Use the minimum ratio that is recommended by the glycol manufacturer See section 8 of this manual for more informat...

Страница 23: ...n air cooled units and pump rotation is critical for unit performance and to avoid severe damage to the compressor 2 All portable chiller compressors and pumps will be set to rotate in the same direction during the testing process at the factory 3 After electrical installation the rotation must be checked by observing the pump motor shaft on the end of the pump and comparing its rotation to the di...

Страница 24: ...he motor shaft is phased correctly shaft turns in a clockwise direction continue with step C If the motor shaft is NOT phased correctly shaft turns in a counter clockwise direction correct as outlined in step 2 2 If the unit is phased incorrectly the operator must a Disengage the electrical power supply to the unit at the unit s disconnect switch Follow all facility proper lock out tag out procedu...

Страница 25: ...ry This will allow a portion of the flow to bypass the process and return directly to the chiller This keeps the total flow above the cutoff point The figure below illustrates a typical bypass loop c Some models may have a factory installed bypass Follow the instruction in paragraph d below to adjust the low flow bypass d Adjusting the Low Flow Bypass For Manual Low Flow Bypass Valves Start with t...

Страница 26: ...ice Department Fax 317 885 8683 Email service AdvantageEngineering com 4 HIGH FLOW If a high flow condition is present a High flow can cause premature component wear and poor operating conditions b Adjust the flow so that an 8 F 10 F rise in water temperature is indicated while the system is fully loaded Automatic Low Flow Bypass Valve ...

Страница 27: ...ddition of inhibited propylene glycol and modification of the limit control settings are required These adjustments are done from the chiller controller screen Diligent monitoring of the water glycol solution is mandatory to prevent freezing of the evaporator Freezing may cause the evaporator to rupture allowing water and freon to mix which will cause major damage to the refrigeration system Conta...

Страница 28: ...state of the chiller s refrigerations system When four small dots are shown the refrigeration system is off When the first dot is larger the compressor is operating For units with digital scroll compressors or fixed scroll compressors and hot gas bypass capacity control when the first dot and fourth dot are larger this indicates the compressor is running and the capacity unloading feature is engag...

Страница 29: ...e unit If a high pressure fault occurs the fault must be acknowledged by pressing the start button before the system will attempt to restart E Under normal conditions no fault conditions compressor has been off for 3 minutes the instrument will turn on the compressor when the To Process temperature is above the Setpoint The instrument will engage the capacity control system digital unloading or ho...

Страница 30: ... is an option and may not be included on your machine B Process Setpoint Use the Up or Down buttons to change the process setpoint To Process Setpoint 50 F Circulating 50 F To Process Setpoint 50 F Circulating 50 F Main Menu Setpoints Utilities Network Flow Options Machine Back Pick Go To Process Setpoint 50 F Circulating 50 F Setpoint Status Ready 50 F Standby To Process Setpoint 50 F Circulating...

Страница 31: ...to the Setpoints screen or press the home button to return to the Home screen D Low Flow optional feature not included on all units The Low Flow value programs the controller to sound an alarm if the process flow goes below the low flow set value For example if the flow set value is 3 GPM and if the flow goes below 3 GPM an alarm condition is indicated Note the low flow alarm feature is only avail...

Страница 32: ...e Sensor Display item from the Utilities Menu to advance to the first Sensor Display screen 2 Scrolling through the Sensor Display reveals data for the sensor To Process displayed in Fahrenheit and Celsius From Process displayed in Fahrenheit and Celsius Process Probe Temperature displayed in Fahrenheit and Celsius optional MCU Temperature displayed in Fahrenheit and Celsius To Process Setpoint 50...

Страница 33: ...e selection and confirm success To Process Setpoint 50 F Circulating 50 F To Process Setpoint 50 F Circulating 50 F Sensor Display Setpoints Process Setpoint Hi Deviation Lo Deviation Low Flow Back Pick Go To Process 52 F 10 9 C From Process 54 F 12 1 C Process Probe Temp 39 F 39 8 C Utilities Software Version Display Test Sensor Display Back Pick Go To Process Setpoint 50 F Circulating 50 F Senso...

Страница 34: ...able screen Select Enabled to enable the flow option To Process Setpoint 50 F Circulating 50 F To Process Setpoint 50 F Circulating 50 F Baud Rate Cancel Adjust OK Network Protocol Baud Rate Address Back Pick Go 2400 9600 19200 38400 115200 To Process Setpoint 50 F Circulating 50 F Change Setting Baud Rate Success Acknowledge To Process Setpoint 50 F Circulating 50 F To Process Setpoint 50 F Circu...

Страница 35: ... to the Options screen or press the home button to return to the Home screen To Process Setpoint 50 F Circulating 50 F To Process Setpoint 50 F Circulating 50 F Offset 3 GPM Back Pick Go To Process Setpoint 50 F Circulating 50 F Flow Enable Offset Calibration Back Pick Go FLow Enable Offset Calibration Back Pick Go To Process Setpoint 50 F Circulating 50 F Change Setting Offset Success Acknowledge...

Страница 36: ...te Set Time Min Setpoint Hi Temp Shutdown Units Back Pick Go To Process Setpoint 50 F Circulating 50 F Main Menu Setpoints Utilities Network Flow Options Machine Back Pick Go Main Menu Setpoints Utilities Network Flow Options Machine Back Pick Go To Process Setpoint 50 F Circulating 50 F Machine Secondary Pump Chiller Type Cooling Source Back Pick Go To Process Setpoint 50 F Circulating 50 F Machi...

Страница 37: ...ton to save and confirm success 2 The factory default value is 100 F The range is from 65 F 110 F F Units This screen controls how the temperature is displayed The options are English F or Metric C Also when the optional flow meter is installed the flow will display in GPM if English is selected or LPM if Metric is selected 1 Use the Up or Down arrow keys to select the Unit display and then press ...

Страница 38: ...hould not be adjusted without consulting the factory Changes are recorded in the instrument memory and adjusting these parameters could void the Factory warranty Pressure Related LP Cut Out LP Cut In HP Cut Out Timer Related LP Start Up Delay LP Run Delay H Unit Screens These parameters are factory set and should not be adjusted without consulting the factory Changes are recorded in the instrument...

Страница 39: ...dures outlined in this manual an unsafe condition can develop resulting in damage to the unit or personal injury B UNIT SHUT DOWN 1 To shut down the unit without disconnecting from the process a Turn off the unit b Maintain electrical power to the unit at all times except for service purposes 2 To shut down the unit and disconnect from the process a Turn off the unit b Disengage the electrical sup...

Страница 40: ...Page 40 THIS PAGE INTENTIONALLY BLANK ...

Страница 41: ...885 8683 Email service AdvantageEngineering com 4 0 TROUBLESHOOTING 4 1 Unit Will Not Start 4 2 Compressor Hums But Will Not Start 4 3 Shuts Off On High Pressure 4 4 Shuts Off On Low Pressure 4 5 Compressor Shuts Off On Internal Overload 4 6 Low Or No Process Pressure Or Water Flow 4 7 Cooling Capacity Inadequate 4 8 Sensor 4 9 Pumps 4 10 Chiller Controller ...

Страница 42: ...phase unit Check fuses in control panel and main disconnect Also check unit wiring main plant fuse and wiring If the problem is with the main power supply coming into the plant call the local power company D Loose terminals Power off and follow all company lock out tag out procedure before tightening terminals 4 3 SHUTS OFF ON HIGH PRESSURE LIMIT A Air cooled units 1 Insufficient condenser air flo...

Страница 43: ... drier core replaced by a refrigeration serviceman 2 Liquid line valve or suction valve on compressor is partially closed Open fully 3 Liquid line solenoid not opening fully or leaking during off cycle Have the solenoid repaired or replaced if defective by a refrigeration serviceman 4 Expansion valve plugged or inoperative Check thermal bulb and capillary tube for damage Have repaired or replaced ...

Страница 44: ...ective probe and a probe known to be working properly A defective sensor will display a in the display window on the instrument control Please note that will also display when process temperatures are above 100 F 4 9 COOLANT PUMP A The centrifugal pump is designed to operate at a specific flow and pressure at the maximum run load amp draw of the motor Too much flow can overload the motor and cause...

Страница 45: ...ument is not returned you will need to pay for it E Out Of Warranty Service Incident 1 Call Advantage Service at 317 887 0729 for diagnostic assistance 2 If a control instrument is determined to be at fault there are 3 options a Purchase a new instrument as a replacement b Send your instrument back for repair freight prepaid For a nominal fee contact factory for current fees your instrument will b...

Страница 46: ...Page 46 THIS PAGE INTENTIONALLY BLANK ...

Страница 47: ...Fax 317 881 1277 Service Department Fax 317 885 8683 Email service AdvantageEngineering com 5 0 MAINTENANCE 5 1 Warranty Service Procedure 5 2 Periodic Preventative Maintenance 5 3 Special Maintenance 5 4 Pump Seal Service 5 5 Checking The Refrigerant Charge 5 6 Proper Cleaning Procedure For Brazed Plate Evaporator ...

Страница 48: ...d recommend available service contractors C It is of the utmost importance that you provide the correct model number and serial number of the machine in question This will allow the Service Department to obtain the correct manufacturing records which will help to properly troubleshoot the problem and obtain the proper replacement parts when they are required This information is stamped on the data...

Страница 49: ...142 317 887 0729 Fax 317 881 1277 Service Department Fax 317 885 8683 Email service AdvantageEngineering com 1 Addition of compressor oil 2 Addition of refrigerant 3 Repair of a refrigerant leak 4 Adjustment of super heat 5 Changing of filter drier or drier core 6 Repair of a refrigeration solenoid ...

Страница 50: ...he pump motor by opening or removing any cover panels as necessary figure 5 5B 4 Drain machine The machine can be drained by using the drain valve located on the pump case Drain fluid into a suitable container for reuse or disposal according to manufacturer s instructions if a glycol solution is used 5 Locate and remove the three motor wire leads from the motor wiring terminals The operator should...

Страница 51: ...quared and seated in cavity 13 Slide the rotating member onto lubricated pump shaft figure 5 5J The operator must be certain not to damage or tear rubber bellows assembly 14 Place the spring onto the rotating member 15 Align the impeller spring and rotating member before reinstalling the impeller figure 5 5K The operator must be certain the spring and rotating member are aligned before the impelle...

Страница 52: ...ation technician 5 6 PROPER CLEANING PROCEDURE FOR BRAZED PLATE EVAPORATORS A The brazed plate evaporator is made of stamped stainless steel plates furnace brazed together with copper based joints The complex geometry of the flow passages promotes turbulent flow which gives high efficiency and reduces fouling by mineral deposits Large solids such as plastic pellets or chunks of mineral deposits wi...

Страница 53: ...ir tank Dispose of all back flush fluid according to local codes 4 The cleaning fluid source should have at least 20 psi available If acid cleaning follow the instructions supplied with the acid solution carefully 5 When the procedure is complete reinstall all water lines to original factory orientation Restart the unit and check for proper operation 6 Note This procedure is not normal maintenance...

Страница 54: ...Page 54 THIS PAGE INTENTIONALLY BLANK ...

Страница 55: ...GE ENGINEERING INC 525 East Stop 18 Road Greenwood Indiana 46142 317 887 0729 Fax 317 881 1277 Service Department Fax 317 885 8683 Email service AdvantageEngineering com 6 0 COMPONENTS 6 1 Water System 6 2 Refrigeration System 6 3 Options ...

Страница 56: ...l blower C FILTER DRIER The filter drier removes contaminants and moisture from the liquid refrigerant D LIQUID LINE SOLENOID VALVE Controlled by the instrument this valve closes when the compressor cycles off to prevent refrigerant liquid from migrating to the evaporator The valve opens when the compressor cycles on E REFRIGERANT SIGHT GLASS The refrigerant sight glass indicates refrigerant charg...

Страница 57: ...e from process line that is interlocked with the pump and a check valve single direction valve in the to process line C PROCESS LINE SHUT OFF VALVES These valves are full size ball valves installed on the to and from process lines at the exit of the chiller These valves can be used to adjust the process flow rate and to shut off the flow rate to isolate the chiller D E STOP BUTTON The Emergency st...

Страница 58: ...Engineering com condenser H REVERSE FLOW PIPING Reverse flow chillers are designed specifically for open circuit processes Notice that the flow circuit remains basically the same but the process acts as the chiller reservoir and gravity returns water to the pump suction System water make up and level control is accomplished externally at the process since the chiller contains no reservoir ...

Страница 59: ...ADVANTAGE ENGINEERING INC 525 East Stop 18 Road Greenwood Indiana 46142 317 887 0729 Fax 317 881 1277 Service Department Fax 317 885 8683 Email service AdvantageEngineering com 7 0 RELATED DRAWINGS 7 1 Typical Mechanical Schematic ...

Страница 60: ...Bypass From Process To Process Optional Low Ambient Control System Provides efficient operation in ambient conditions to 20 F Required when ambient condition may be below 50 F Includes flooding control valves and liquid receiver Optional Overhead Piping System Prevents fluid in overhead pipes from draining back to the glycol reservoir when the system is off Pressure Reducing Valve Field Supplied i...

Страница 61: ...antageEngineering com 8 0 APPENDIX 8 1 Operations below 48 F fluid or 38 F ambient 8 2 Inhibited propylene glycol 8 3 Refrigerant pressure temperature chart 8 4 Chiller capacity and derate chart 8 5 Standard MG Instrument Settings 8 6 Probe Calibration MG Instrument 8 7 Status Indicators MG Instrument 8 8 Water Quality 8 9 Modbus Registers 8 10 Remote Auto Start Feature Configuration ...

Страница 62: ...In to adjust the low pressure switch according to the specifications in the chart below Never lower the cut out setting on the adjustable low pressure switch without adding glycol to the circulating system Evaporator damage will result and this damage is not covered by the factory warranty G Once all safety provisions are made the temperature control set point may now be lowered to the desired ope...

Страница 63: ...n steel it is 4 5 times faster D MAINTENANCE RESPONSIBILITY A refractometer shown below should be used on a regular basis to determine the mixture strength according to freeze point The freeze point temperature should be 25 F below the lowest required setpoint see chart or the lowest expected ambient temperature whichever is lower Water may evaporate from the mixture and if you continue to add a p...

Страница 64: ...ge 64 ADVANTAGE ENGINEERING INC 525 East Stop 18 Road Greenwood Indiana 46142 317 887 0729 Fax 317 881 1277 Service Department Fax 317 885 8683 Email service AdvantageEngineering com 8 3 REFRIGERANT PRESSURE TEMPERATURE CHART ...

Страница 65: ...uired Do not operate the chiller below 20F fluid setpoint unless the unit has been specifically configured for this duty Ambient conditions affect air cooled chiller operation and capacity Standard rating is at 95 F entering air temperature For ambient air conditions greater than 95 F chiller derating will occur For ambients over 95 F consult factory Standard chiller rating is at 50 F For all othe...

Страница 66: ...t Fax 317 885 8683 Email service AdvantageEngineering com 8 5 STANDARD MG INSTRUMENT SETTINGS A Caution See section 8 1 for proper settings based on your fluid set point temperature Adjustable Low Pressure Cut Out Range 9 PSI to 150 PSI Adjustable Low Pressure Cut In Range 19 PSI to 150 PSI Adjustable High Pressure Cut Out Range 225 PSI to 580 PSI ...

Страница 67: ...er in the ice bath to read the temperature of the bath Place the probe in the ice bath C Procedure 1 Restart the instrument according to the procedures outlined in the unit manual 2 Reduce the unit s setpoint to its lowest setting 3 The to process temperature on the display should equal the temperature of the ice bath as indicated by the digital thermometer If not change the calibration 4 The cali...

Страница 68: ...ering com From Process Calibration Potentiometer From Process Calibration Potentiometer To Process Calibration Potentiometer To Process Calibration Potentiometer with the from process probe A from process probe may not be included with your chiller 8 Stop the unit following the shutdown procedure described in the manual and place all process probes back in the unit to return to normal operation ...

Страница 69: ...oll Compressor or Digital Scroll Compressor 2nd Compressor On Scroll Compressor or Digital Scroll Compressor Unloading On Hot Gas Bypass or Digital Unloading Setpoint 50 F Outputs Compressor On Discus Compressor Unloader On Setpoint 50 F Outputs Compressor On Screw Compressor Compressor at 50 Capacity Compressor at 75 Capacity Pulse Typical display for chillers with a single compressor digital scr...

Страница 70: ...cal 1 800 447 4369 B The following are guidelines specific to chillers with an internal circulation pump and fluid reservoirs C Long term performance of your chiller will be adversely affect by poor water conditions The three major problems water treatment must address are 1 Scaling a Scaling of the heat transfer surfaces due to minerals can be minimized by proper treatment and filtering of the ma...

Страница 71: ...ING INC 525 East Stop 18 Road Greenwood Indiana 46142 317 887 0729 Fax 317 881 1277 Service Department Fax 317 885 8683 Email service AdvantageEngineering com 3 Algae 1 Algae organism growth can be controlled by the proper use of chemical treatment ...

Страница 72: ... PSI PSI Notes Deviation Value Deviation Value Absolute Value Low water level is defined but not implemented and will never trigger Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Low Flow Bit 8 Bit 7 Bit 6 Bit 5 Low Temp Bit 4 Hi Temp Bit 3 Alarm Machine Bit 2 Alarm Process Bit 1 Alarm Bit 0 0 Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10 Bit 9 Phase Wrong MOL Evap Pump Low Flow Bit 8 Bit 7 Bit 6 Bit...

Страница 73: ...ed with this option or it can be configured in the field C Caution When configured with auto start as described here the normal on off button will no longer function to turn the unit on and off The unit must be turned off using the installed remote on off switch D Factory installed remote or auto start feature 1 If MG Series control instrument has been factory configured with the remote or auto st...

Страница 74: ...ave the selection To Process Setpoint 50 F Circulating 50 F To Process Setpoint 50 F Circulating 50 F Remote Start Enable Disable Back Pick Go To Process Setpoint 50 F Circulating 50 F Flow Enable Offset Calibration Back Pick Go FLow Enable Offset Calibration Back Pick Go To Process Setpoint 50 F Circulating 50 F Change Setting Remote Start Success Acknowledge Options Remote Start Back Pick Go To ...

Страница 75: ...END 2021 ADVANTAGE ENGINEERING INC RE 20210218 ...

Страница 76: ......

Результаты поиска

Содержание BG-N4 Series

Отзывы:

Похожие инструкции для BG-N4 Series

Бренды по названию

Популярные бренды

Advantage BG-N4 Series, Инструкция по эксплуатации

Результаты поиска

Содержание BG-N4 Series

Отзывы:

Похожие инструкции для BG-N4 Series

Бренды по названию

Популярные бренды