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Valent VX Series Controller

53

VARIABLE 

DESCRIPTION 

ACTIVE 

TEXT

INACTIVE 

TEXT

BACNET 

MODBUS

OBJECT 

INSTANCE

OBJECT  

TYPE 

ACCESS 

HYST 

INDEX 

REGISTER 

TYPE 

SIZE

Binary Values - Commandable

Aux_BMS_Digital_

Output_1

BMS Commanded auxilary 

digital output

Active

Inactive

207

BV

ReadCOV_

Commandable

0

24

Coil

Aux_BMS_Digital_

Output_2

BMS Commanded auxilary 

digital output

Active

Inactive

208

BV

ReadCOV_

Commandable

0

25

Coil

Aux_BMS_Digital_

Output_3

BMS Commanded auxilary 

digital output

Active

Inactive

209

BV

ReadCOV_

Commandable

0

26

Coil

Aux_BMS_Digital_

Output_4

BMS Commanded auxilary 

digital output

Active

Inactive

210

BV

ReadCOV_

Commandable

0

27

Coil

Aux_BMS_Digital_

Output_5

BMS Commanded auxilary 

digital output

Active

Inactive

211

BV

ReadCOV_

Commandable

0

28

Coil

Aux_BMS_Digital_

Output_6

BMS Commanded auxilary 

digital output

Active

Inactive

212

BV

ReadCOV_

Commandable

0

29

Coil

Integer Values - Read Only

Allow_Fan_Delay_

Remaining

Startup Sequence Fan 

Damper Delay. Time before 

enabling Fan startup 

sequence.

1

IV

ReadCOV_

NoWrite

1

30182

Input

1

Supply_Fan_Delay_

Remaining

Supply Fan startup 

sequence. Time before 

starting supply fan.

2

IV

ReadCOV_

NoWrite

1

30184

Input

1

Exhaust_Fan_Delay_

Remaining

Exhaust Fan startup 

sequence. Time before 

starting exhaust fan.

3

IV

ReadCOV_

NoWrite

1

30186

Input

1

LatestAlm

Most recent alarm. See 

alarm table.

7

IV

ReadCOV_

NoWrite

1

30195

Input

2

Large Board Points

Binary Values - Read Only

High_Low_Press_

Circ_A_Alarm.Active

High Low Pressure Switch 

Alarm Circuit A

Alarm

Normal

733

BV

ReadCOV_

NoWrite

0

10682

Discrete

High_Low_Press_

Circ_B_Alarm.Active

High Low Pressure Switch 

Alarm Circuit B

Alarm

Normal

734

BV

ReadCOV_

NoWrite

0

10683

Discrete

High_Low_Press_

Circ_C_Alarm.Active

High Low Pressure Switch 

Alarm Circuit A

Alarm

Normal

735

BV

ReadCOV_

NoWrite

0

10684

Discrete

High_Low_Press_

Circ_D_Alarm.Active

High Low Pressure Switch 

Alarm Circuit B

Alarm

Normal

736

BV

ReadCOV_

NoWrite

0

10685

Discrete

High_Low_Press_

Circ_C_Alarm.Active

High Low Pressure Switch 

Alarm Circuit C

Alarm

Normal

735

BV

ReadCOV_

NoWrite

0

10684

Discrete

High_Low_Press_

Circ_D_Alarm.Active

High Low Pressure Switch 

Alarm Circuit D

Alarm

Normal

736

BV

ReadCOV_

NoWrite

0

10685

Discrete

Greentrol_1_Alarm.

Active

Greentrol Device Alarm

Alarm

Normal

737

BV

ReadCOV_

NoWrite

0

10686

Discrete

Greentrol_2_Alarm.

Active

Greentrol Device Alarm

Alarm

Normal

738

BV

ReadCOV_

NoWrite

0

10687

Discrete

Greentrol_3_Alarm.

Active

Greentrol Device Alarm

Alarm

Normal

739

BV

ReadCOV_

NoWrite

0

10688

Discrete

Medium Board Points

Analog Inputs - Read Only

Mixed_Temp_Analog_

Input

Mixed Temperature

35

AI

ReadCOV_

NoWrite

0.1

30263

Input

2

Exhaust_Fan_Speed_

Analog_Input

Exhaust Fan Speed Remote 

Command Analog Input 

value

143

AI

ReadCOV_

NoWrite

1

30455

Input

2

Supply_Fan_Speed_

Analog_Input

Supply Fan Speed Remote 

Command Analog Input 

value

155

AI

ReadCOV_

NoWrite

1

30461

Input

2

Appendix E: Points List

Содержание VX Series

Страница 1: ...arm up and cool down capability for improved comfort at the time of occupancy Alarm Management The microprocessor controller will monitor the unit s status for alarm conditions Upon detecting an alarm...

Страница 2: ...trol Variables Temp Control 19 21 Dehumidification 22 23 Refrigeration 24 Damper Control 24 25 Energy Recovery 26 Fan Control 27 28 Occupancy 29 Advanced 30 36 Alarms 37 Appendix A Remote Display 38 B...

Страница 3: ...following occurs during a soft shutdown Tempering outputs immediately revert back to their off value while Dampers remain open and fans continue to run until The supply air temperature falls below th...

Страница 4: ...pied cooling set point Unoccupied Dehumidification If equipped with cooling the unit is enabled when the space relative humidity exceeds the unoccupied space relative humidity set point plus different...

Страница 5: ...suction temperature the outside ambient temperature and or the outside humidity determine when a defrost initiates and terminates Initiation One of the following must be true for a defrost cycle to i...

Страница 6: ...nd the supply fan speed The following sequences are selectable for supply fan control The fan speed in constrained by its min and max speed set points Constant Volume Supply fan operates at a constant...

Страница 7: ...air stream Modulate Wheel When economizer mode is enabled and there is a call for cooling the controller Sequence of Operation modulates wheel speed to maintain the supply temperature set point Energy...

Страница 8: ...24VAC for Analog Outputs Outdoor Relative Humidity Sensor Duct Pressure Sensor Building Pressure Sensor Room RH After Cold Coil Temperature Sensor CO2 Sensor Sensor U1 U2 U3 Common Supply Discharge Te...

Страница 9: ...Supply Discharge Air Temperature Sensor B1 B2 B3 Commons After Cold Coil Temperature Sensor Outdoor Air Temperature Sensor 24VAC to Controller Staged Compressor 1 24 VAC When Unit On Staged Compresso...

Страница 10: ...Heating Output Exhaust Fan VFD Output Energy Recovery Output Space Temperature Mixed Air Temperature Exhaust Air Temperature Space Humidity Space Static Pressure Supply Air Duct Static Pressure Wheel...

Страница 11: ...dress Switches 24 VAC High Speed Fan 24 VAC Ignition Controller pCOe High Turndown Furnace Low Speed Pressure Switch Main Gas Valve Small Manifold Main Gas Valve Large Manifold Ignition Controller Ala...

Страница 12: ...ess after entering a variable to decrease the current value Unit display on web interface only These two buttons on the virtual keypad display are used to simulate two button actions on the handheld k...

Страница 13: ...service access criteria 9998 Once proper login is established the user can view configured input output points associated with the unit controller Pop Up Tools Live Trend User can see current values f...

Страница 14: ...on Static pressure Refrigeration Compressor Control Reset History Pressure Control Clear History Heat Pump Control Export History Damper Control Energy Recovery Fan Control Supply Fan Control Exhaust...

Страница 15: ...verrides Active Expansion Offline Input Output Status Displays real time conditions from sensors located in the unit and building space if equipped with space mounted sensors Controller output conditi...

Страница 16: ...een is active when supply temp control is selected or the active mode of control Displays current supply temperature and supply temperature set point to be achieved Economizer Ramp The economizer ramp...

Страница 17: ...n inverter scroll compressor and electronic expansion valve ExV The screen displays information from the EVD electronic valve driver including the number of steps stp of the valve the open percentage...

Страница 18: ...pressure control Status points include controller output ramp static pressure in the space and the space static pressure set point Similar status screen will appear for the exhaust fan if the unit is...

Страница 19: ...harge set point is a constant value e g 72 F Reference Temperature Set point screen for set point adjustment Space Reset The controller will reset the supply air temperature set point to maintain the...

Страница 20: ...The heat cool deadband allows for separate cooling and heating set points when the reset control mode is set for space reset or return air reset Supply Set Points Cooling and heating supply set points...

Страница 21: ...g Example If set point 60 F unoccupied heating is enabled when space temperature equals 60 F and below Unoccupied heating is disabled when space temperature is above 65 F Menu Winter Ramp The winter r...

Страница 22: ...et points can be adjusted over the BMS Dehumidification Mode Unoccupied If the unit is unoccupied while there is a dehumidification call the unit will start and dehumidify until the unoccupied dehumid...

Страница 23: ...F offset c Overcooled If space or return reset is enabled the target is considered over cooled when it is 4 F below set point for 5 minutes It remains overcooled until the target is at set point and t...

Страница 24: ...recirculation air 100 Full OA Minimum Position When in the occupied mode the active set point will be equal to a local min OA set point which may be constant or reset by fan speed if equipped with a m...

Страница 25: ...For example if a unit is equipped with a DCV CO2 and an economizer sequence the OA damper set point will react to an economizer demand even if the CO2 set point is satisfied Likewise if economizer is...

Страница 26: ...ry Wheel Jog Function This screen display the energy recovery wheel jog function This screen only appears if the unit has an energy recovery wheel and stop wheel economizer method for control Momentar...

Страница 27: ...ure control loop Space Pressure Fan speed is determined by building pressure control loop CO2 Fan speed is determined by CO2 control loop Single Zone VAV The supply fan is modulated in addition to the...

Страница 28: ...from the controller to the VFD 25 Speed Min speed 100 Speed Max speed Set Point Selections Constant Volume The fan speed will be constant set from screen e g 100 BMS The BMS can directly control the f...

Страница 29: ...s remain in unoccupancy mode Schedule Allows the user to set an occupancy schedule for each individual day of the week Unoccupied Start Enable Modes This screen only appears if unit is provided with u...

Страница 30: ...to turn the unit on or off Override Occupancy Control When manual override is set to enable use the arrow buttons to change occupancy control Override the Supply Fan VFD Speed The speed is the propor...

Страница 31: ...or This screen only appears if the unit is equipped with DX cooling When manual override is set to enable use the arrow buttons to turn individual compressor requests on or off Override the Modulating...

Страница 32: ...s screen will be available when the unit is configured as a heat pump When in manual mode change the demand to control the position of the reversing valve and the amount of compressor request The comp...

Страница 33: ...set to BACnet MSTP Factory settings are shown in the screen to the left To change BACnet MSTP parameters 1 Go to Network Settings menu and view BACnet MSTP Config screen 2 Move cursor to desired para...

Страница 34: ...have been entered enable the Save Settings option and press the enter button 4 Reboot the controller by cycling power to the unit Allow several minutes for the controller to initialize BMS Watchdog Th...

Страница 35: ...The file must be named User_Backup txt 2 Insert the USB drive into the controller s USB port 3 Go to the Main Menu Unit Enable screen Press the Enter and Up or Down arrow buttons to disable the unit 4...

Страница 36: ...y login password Consult factory for IO configuration changes ADJUSTMENT OF I O CONFIGURATION MUST ONLY BE DONE UNDER FACTORY GUIDANCE IMPROPER ADJUSTMENT MAY RESULT IN SYSTEM DAMAGE Control Variables...

Страница 37: ...ler Alarm only Pressure switch closed with combustion fan off Indicates low pressure switch was closed with no call for combustion fan Alarm only Combustion fan not proved Indicates a call for low spe...

Страница 38: ...Type Backlit LED with lighted buttons Installation The remote display connects to the unit mounted controller through a six wire RJ25 or RJ12 telephone cable straight When ordered from the factory a...

Страница 39: ...Outputs Configuring the I O Type In order to edit and configure the I O configuration of the unit go to Ctrl Variables Advanced I O Configuration The user must enable the Editable option for configuri...

Страница 40: ...lso provides the functionality to average up to 4 temperature readings through the microprocessor The space thermostat is shipped loose with installation by others and is a Modbus connected device Roo...

Страница 41: ...erating properly Red indicates that there is a problem with the unit Network LED Flashing Red Slowly indicates that there has been no communications for 60 seconds Flashing Green Slowly indicates that...

Страница 42: ...of measured airflow Dual airflow probe averaging Modbus connectivity Display and Navigation The LCD screen will by default show the current airflow that is being measured To enter the menu to set up t...

Страница 43: ...log_ Input Space Relative Humidity 89 AI ReadCOV_ NoWrite 0 1 30355 Input 2 Space_Static_ Pressure_Analog_Input Space Static Pressure 94 AI ReadCOV_ NoWrite 0 01 30365 Input 2 Supply_Duct_Static_ Pres...

Страница 44: ...omizer_Temp_ Enable_Set Point Economizer Ambient Temp Enable Set Point Allow Econ when OAT Spt 16 AV ReadCOV_ Commandable 0 40031 Holding 2 Economizer_Enthalpy_ Enable_Set Point Economizer Enthalpy En...

Страница 45: ...Signal_ BMS Allows the BMS to control OAD position True BMS False Local 136 AV ReadCOV_ Commandable 0 1 40089 Holding 2 Outside_Air_Damper_ Minimum_Set Point Outside Air Damper Minimum Set Point 137 A...

Страница 46: ...Fan Supply Tracking Ramp 50 AV ReadCOV_ NoWrite 1 30021 Input 2 Head_Pressure_ Control_Ramp_1_ Ramp Head Pressure Control Ramp 1 51 AV ReadCOV_ NoWrite 1 30023 Input 2 Head_Pressure_ Control_Ramp_2_ R...

Страница 47: ...rite 0 1 30517 Input 2 Exhaust_Fan_Speed_ Analog_Output Exhaust Fan Speed Analog Output 231 AV ReadCOV_ NoWrite 0 1 30521 Input 2 Hot_Gas_Reheat_ Analog_Output Hot Gas Reheat Analog Output 235 AV Read...

Страница 48: ...0 3 Coil BMS_Occupancy_ Command Occupancy Command True Unoccupied False Occupied Unoccupy Occupy 3 BV Read_ Commandable 0 4 Coil Reset_All_Alarms Alarm Reset Command Reset Normal 4 BV Read_ Commandabl...

Страница 49: ...ing Active Inactive 28 BV ReadCOV_ NoWrite 0 10014 Discrete Heating_is_On Indicates that the unit is heating Active Inactive 29 BV ReadCOV_ NoWrite 0 10015 Discrete Dehumidification_ Mode_Enabled Indi...

Страница 50: ...ure Analog Input Alarm Alarm Normal 319 BV ReadCOV_ NoWrite 10270 Discrete Circuit_A_Suction_ Temp_Analog_Input_ Alarm Active Circuit A Suction Temp Analog Input Alarm Alarm Normal 320 BV ReadCOV_ NoW...

Страница 51: ...m Error Alarm 0 Normal 1 Alarm Alarm Normal 567 BV ReadCOV_ NoWrite 0 10517 Discrete Wheel_Rotation_ Alarm Active Wheel Rotation Alarm 0 Normal 1 Alarm Alarm Normal 576 BV ReadCOV_ NoWrite 0 10526 Dis...

Страница 52: ...al 617 BV ReadCOV_ NoWrite 0 10567 Discrete Al_SuctHiP_COMP_1 Active Compressor Envelope SuctHiP_COMP 0 Normal 1 Alarm Alarm Normal 618 BV ReadCOV_ NoWrite 0 10568 Discrete Al_SuctLowP_ COMP_1 Active...

Страница 53: ...adCOV_ NoWrite 1 30195 Input 2 Large Board Points Binary Values Read Only High_Low_Press_ Circ_A_Alarm Active High Low Pressure Switch Alarm Circuit A Alarm Normal 733 BV ReadCOV_ NoWrite 0 10682 Disc...

Страница 54: ...ive 124 BV ReadCOV_ NoWrite 0 10177 Discrete Condenser_Fan_7_ Digital_Output Condenser Fan 7 Digital Output Active Inactive 125 BV ReadCOV_ NoWrite 0 10178 Discrete Comp_Circ_A_High_ Pressure_Alarm Ac...

Страница 55: ...FURNACE CONTROL CENTER OPTIONAL OPTIONAL OPTIONAL OPTIONAL OPTIONAL ROOM THERMOSTAT 1 ROOM THERMOSTAT 2 ROOM THERMOSTAT 3 ROOM THERMOSTAT 4 OPTIONAL OPTIONAL OPTIONAL OPTIONAL SHIELDED NETB GND PWR N...

Страница 56: ...ics that shipped with your unit They can typically be found attached to the main control panel door Mechanical and Controls Manuals Find current mechanical and controls manuals here www valentair com...

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