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Bard Manufacturing Company, Inc. 

Bryan, Ohio 43506 

www.bardhvac.com

 
Date: 4-18-17

INSTALLATION 

SUPPORT 

MATERIALS

LV1000-100 CONTROLLER

Part of the Bard Free Cooling Unit System

NOTE:  LV1000 Controller is required for operation when multiple 

FUSION-TEC 

TM

 HR**AP wall-mount units are used.

Содержание LV1000-100

Страница 1: ...yan Ohio 43506 www bardhvac com Date 4 18 17 INSTALLATION SUPPORT MATERIALS LV1000 100 CONTROLLER Part of the Bard Free Cooling Unit System NOTE LV1000 Controller is required for operation when multiple FUSION TECTM HR AP wall mount units are used ...

Страница 2: ...midity 2 Sensor 22 Figure 1 19 Configuring Indoor Humidity 3 Sensor 22 Figure 1 20 Configuring Indoor Temp 1 Sensor 22 Figure 1 21 Configuring Indoor Temp 2 Sensor 23 Figure 1 22 Configuring Indoor Temp 3 Sensor 23 Figure 1 23 Entering Total Number of Units 23 Figure 1 24 Verifying Units 24 Figure 2 1 Adjusting Alarm Setpoints 26 Figure 2 2 Changing Input Values 28 Figure 2 3 Adjusting Units Runni...

Страница 3: ...e purchased separately LV1000 Series Programmable Logic Controller The equipment covered in this manual is to be installed by trained experienced service and installation technicians These instructions should be carefully read before beginning the installation Note particularly any tags and or labels attached to the equipment While these instructions are intended as a general recommended guide the...

Страница 4: ... s a hazardous situation which if not avoided will result in death or serious injury The signal word DANGER is to be limited to the most extreme situations DANGER signs should not be used for property damage hazards unless personal injury risk appropriate to these levels is also involved WARNING Indicate s a hazardous situation which if not avoided could result in death or serious injury WARNING s...

Страница 5: ...SECTION 1 INSTALLATION INSTRUCTIONS Page 5 of 36 ...

Страница 6: ...moke detector hydrogen detector and or generator if applicable to controller CAT 6 Ethernet cable of field determined length for remote communication if applicable Miscellaneous electrical supplies including rigid flexible conduit and fittings 2 x 4 junction boxes one per temperature humidity sensor wire connectors and supports Fasteners appropriate for the shelter wall construction to attach the ...

Страница 7: ...LATION FIGURE 1 1 Typical LV1000 Component Location Control Board RJ11 Cable to Display 48VDC to 24V Power Supply USB Connection Terminal Block Power Supply Connections Shelter Inputs and Outputs Power Loss Relay Page 7 of 36 ...

Страница 8: ...azard Disconnect VAC and VDC power supplies before servicing Failure to do so could result in electric shock or death WARNING LV1000 Controller The LV1000 controller is part of the Free Cooling Unit system by Bard It is used to control up to four 4 wall mount air conditioners from one controller The microprocessor control provides an easy to read interface with large LCD graphical display It provi...

Страница 9: ...d cable to connect to controller FIGURE 1 3 Remote Indoor Temperature Humidity Sensor Installation 1 Connect wires from the 18 gauge shielded cable to terminals 24 25 18 19 and 30 2 Connect the other end of the shielded cable to the sensor terminals Be sure wires are connected to proper terminals as shown in table above Sensor jumpers need to be positioned for 0 1 V With sensor oriented as shown i...

Страница 10: ...1 Use shielded cable to connect additional sensors to controller 3 Optional Remote Temperature Humidity Sensor Terminals 28 29 22 23 32 TB Wire Mark Sensor Description 28 B8 NTC OUT Indoor Temperature 3 29 GND NTC OUT Ground 22 B4 OUT H Indoor Humidity 3 Signal 0 1 VDC 23 GND M G Indoor Humidity 3 Common 32 VDC G Indoor Humidity 3 Power 2 Optional Remote Temperature Humidity Sensor Terminals 26 27...

Страница 11: ...eft DI4 14 Anti Theft Device GND 15 Ground Power Loss Relay A1 230VAC Power Loss Relay Relay A2 230VAC Power Loss Relay OUTPUTS LV1000 Connections External Connections Description Wire Mark Terminal Terminal Humidifier NO1 34 Varies See general wiring guideine in Figure x x Humidifier Output C1 35 Common HVAC Fail NO2 36 Alarm Relay HVAC Fail C1 37 Common HVAC Maintenance NO3 38 Alarm Relay HVAC M...

Страница 12: ...n wiring in same conduit as supply wiring Route communication wiring and power supply wiring in their own separate conduits FIGURE 1 6 Communication Wiring Alternate Method Filter Filter Wall Mount Unit Wall Mount Unit LV Controller In addition to the daisy chain method of connecting the communication wiring shown in Figure 1 5 the wall mount units can also be connected in the manner shown in Figu...

Страница 13: ...3 Unit 4 Place filter here Unit 1 Unit 2 Unit 3 Unit 4 LV1000 Place filter here Place filter here NOTE Line filters can be on either the unit or controller whichever device is on the end of the chain No matter how many units there are the two end devices will only have ONE communication cable whereas the center devices will all have TWO as shown above Filters go inside the unit or controller shown...

Страница 14: ...The steps outlined on the following pages show how to connect the communication wiring using the daisy chain method shown in Figure 1 5 If using the alternate method as shown in Figure 1 6 the connections to the controller and each wall mount unit will be the same but the filters need to be placed in the positions shown in Figure 1 7 G To Wall Mount Unit 1 Control Board RS485 5 16 17 18 19 20 21 2...

Страница 15: ...ch and symbols on controller terminal block 2 Connect the wires matching the terminal designations of the controller terminals Leave the drain wire loose 3 Connect another cable in a similar fashion daisy chain to route in conduit to the second wall mount unit Connect both drain wires with wire nut From LV1000 Controller 1 2 4 5 7 9 10 8 12 14 16 17 3 6 11 13 15 Unit 1 Terminal Block From LV1000 C...

Страница 16: ...troller terminals Cap the loose drain with a wire nut or electrical tape 3 Continue daisy chaining units by connecting to to and wire nutting drain together until last unit which is capped with a wire nut Attach EMI filter as shown above at last unit Up to four wall mount units can be connected and controlled by one LV1000 controller From Wall Mount Unit 1 1 2 4 5 7 9 10 8 12 14 16 17 3 6 11 13 15...

Страница 17: ...he DC wiring is not terminated correctly on the specific polarity indicated terminals of the block the controller will not activate and will not function Verify polarity of connections and wait to initialize controller until system start up 5 Supply Wiring The LV1000 controller is powered by 48VDC from the shelter A field supplied 5 amp DC circuit breaker is required Field supplied supply wiring s...

Страница 18: ...d 20 B3 Humidity Sensor 2 21 GND Ground 22 B4 Humidity Sensor 3 23 GND Ground TB Wire Mark Description 24 B6 Temperature Sensor 1 25 GND Ground 26 B7 Temperature Sensor 2 27 GND Ground 28 B8 Temperature Sensor 3 29 GND Ground 30 VDC Sensor Power Distribution 31 VDC Sensor Power Distribution 32 VDC Sensor Power Distribution 33 VDC Sensor Power Distribution 34 NO1 Humidifier Output Relay 35 C1 Commo...

Страница 19: ...FIGURE 1 13 LV1000 Wiring Diagram Page 19 of 36 ...

Страница 20: ...ontrol output signals to the wall mount air conditioning system ALARM KEY Allows viewing of active alarms Silences audible alarms Resets active alarms MENU KEY Allows entry to Main Menu ESCAPE KEY Returns to previous menu level Cancels a changed entry UP KEY Steps to next screen in the display menu Changes increases the value of a modifiable field ENTER KEY Accepts current value of a modifiable fi...

Страница 21: ...key to enter USER password 2000 3 Press the UP or DOWN keys to scroll to the Settings press ENTER key 4 Press UP or DOWN keys to scroll to Date Time Change press ENTER key 5 Press ENTER key to scroll to the desired value to be changed see Figure 1 16 6 Press UP or DOWN keys to change the value 7 Press the ESCAPE key several times to return to Main Menu screen FIGURE 1 16 Setting Controller Date an...

Страница 22: ... to ON to enable sensor or change value to OFF to disable sensor To enable disable Indoor Temperature 2 1 Press MENU key to go to the Main Menu screen 2 Press UP or DOWN keys and ENTER key to enter USER password 2000 3 Press UP or DOWN keys to scroll to IO Config press ENTER key 4 Press UP or DOWN keys to scroll to Indoor Temperature 2 C7 5 Press ENTER key to scroll to Enable see Figure 1 21 To en...

Страница 23: ...6 Press UP or DOWN keys to adjust value to correct number of units 7 Press ENTER key to save value NOTE The cooling and heating setpoints are also displayed on the Unit Setup A1 screen See Temperature Control beginning on page 32 for information on adjusting the cooling and heating setpoints 8 Press the ESCAPE key several times to return to Main Menu screen FIGURE 1 23 Entering Total Number of Uni...

Страница 24: ... steps have been completed all alarms have been cleared and system verification and run test results were satisfactory the installation can now be considered complete Additional programming information can be found in the Service Instructions section of this manual Page 24 of 36 ...

Страница 25: ...SECTION 2 SERVICE INSTRUCTIONS Page 25 of 36 ...

Страница 26: ...econds is applied to each alarm This can be adjusted by 1 Press MENU key to go to the Main Menu screen 2 Use UP or DOWN keys and ENTER key to enter USER password 2000 3 Press UP or DOWN keys to scroll to Sys Config press ENTER key 4 Press UP or DOWN keys to scroll to Alarm Setpoints A4 5 Press ENTER key to scroll to Alarm Delay see Figure 2 1 6 Press UP or DOWN keys to adjust the delay High Temper...

Страница 27: ...ut the system into emergency mode See emergency mode for more information To adjust the high temperature 2 alarm setpoint 1 Press MENU key to go to the Main Menu screen 2 Use UP or DOWN keys and ENTER key to enter USER password 2000 3 Press UP or DOWN keys to scroll to Sys Config press ENTER key 4 Press UP or DOWN keys to scroll to Alarm Setpoints A4 5 Press ENTER key to scroll to High Temp 2 see ...

Страница 28: ...5 Press ENTER key to scroll to the variable in the table that intersects Hydro and Dir see Figure 2 2 6 Press UP or DOWN key to change direction 7 Press ENTER key to save the value and move cursor to variable in the table that intersects Hydro and En 9 Press UP or DOWN keys to change the value from ON to OFF Generator Alarm The LV will indicate a generator run alarm when the generator run input in...

Страница 29: ...to save the value and move cursor to Unit 2 8 Press UP or DOWN keys and ENTER key to change units to Disabled on Gen as needed This alarm will clear and operation will return to normal when the generator run input no longer indicates the generator is running Utility Power Loss Alarm The LV will indicate a utility power loss alarm when the power loss input indicates that utility power to the shelte...

Страница 30: ...igital Out Config C2 5 Press ENTER key to scroll to the variable in the table that intersects HVACmaint and Dir see Figure 2 5 6 Press UP or DOWN key to change direction Anti Theft Alarm The LV will indicate a theft alarm when the Bard Guard anti theft controller indicates an alarm to the anti theft input on the LV This alarm will open an alarm relay output to the NOC for remote notification When ...

Страница 31: ...l is present and close when the call is no longer present To change the direction of the humidifier output 1 Press MENU key to go to the Main Menu screen 2 Use UP or DOWN keys and ENTER key to enter USER password 2000 3 Press UP or DOWN keys to scroll to IO Config press ENTER key 4 Press UP or DOWN keys to scroll to Digital Out Config C2 5 Press ENTER key to scroll to the variable in the table tha...

Страница 32: ...keys to scroll to Unit Setup A1 press ENTER key 5 Press ENTER key to scroll to Cooling see Figure 2 6 6 Press UP or DOWN keys to adjust value 7 Press ENTER key to save 8 Press the ESCAPE key several times to return to Main Menu screen FIGURE 2 6 Adjusting Setpoints The LV monitors the space temperature and compares the value to the space cooling setpoint The system will compare how far above or be...

Страница 33: ... 2 3 Unit 3 Freecooling Unit 2 Compressor Stage 1 4 Unit 1 Compressor Stage 1 Unit 2 Compressor Stage 2 5 Unit 1 Compressor Stage 2 Unit 3 Compressor Stage 1 6 Unit 2 Compressor Stage 1 Unit 3 Compressor Stage 2 7 Unit 2 Compressor Stage 2 8 Unit 3 Compressor Stage 1 9 Unit 3 Compressor Stage 2 4 Units Order Freecooling Available Freecooling Not Available 1 Unit 1 Freecooling Unit 1 Compressor Sta...

Страница 34: ...d 100 representing full heating demand The system will consider all of the available heating stages and distribute the number of stages across the heating demand range As the demand rises the system will stage on equipment every 2 minutes As the demand lowers the system will stage off equipment every 2 minutes The system will stage the equipment on in the order shown in Table 2 3 The system is als...

Страница 35: ...level At 70 RH the economizer will be disabled to prevent outdoor air from being used to cool the shelter which may have a high moisture content This mode will remain active until the shelter humidity level is below 60 RH The system will switch from high sensible to standard mode when the indoor humidity is above 75 RH which will slow the blower down to remove more moisture This mode will remain a...

Страница 36: ...eginning or end of event The data log will have as many screens as events occurred Info Info displays wall unit status for each wall mount unit connected to controller last hour tracking shelter last hour tracking for each wall mount unit connected last hour averages zone temperatures OA temperature and OA humidity and additional LV1000 information Setpoints Setpoints allows setting and enabling o...

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