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IOM-EZVAVINST

Date: 10-2016

Supersedes: 7-2016

Nailor reserves the right to change any information concerning product or specification without notice or obligation.

Page 18 of 48

Installation and Operation Manual

●

EZvav Digital Controls

Procedure to set the Terminal Unit functions (continue)

PROCEDURE

STEPS

STE DISPLAY

Select the box settings display.

1. From the

CNFG

display, press the

∆

or buttons

to show the

BOX

display.

2. Press the button to select the

CNFG

options.

The display changes to

STPT

3. Press the

∆

or buttons to change the display to

BOX

4. Press the button to select

BOX

Set the primary VAV terminal unit

K factor.

Refer to the K-factor label on the controls enclosure

door of the terminal unit for appropriate value. You can

also refer to page 43, visit www.nailor.com or contact

your local Nailor Representative for more details.

1. Press the

∆

or buttons to set the primary K-factor.

2. Press the button to save the entry and advance to

the next function.

Set the secondary VAV terminal

unit K factor.

Not used in all models.

1. Press the

∆

or buttons to set the secondary

K-factor.

2. Press the button to save the entry and advance to

the next function.

Set the mode of reheat for the

terminal unit.

Not used in all models.

1. Press the

∆

or buttons to choose one of the

following reheat options.

None

—Reheat is not enabled.

Staged

—Enables staged reheat.

Modulating

—The analog reheat output varies from

0—10 volts DC.

Floating

—The reheat outputs control a tristate

actuator.

2. Press the button to save the reheat option and

advance to the next function.

Set the fan option.

Not used in all models.

1. Press the

∆

or buttons to choose one of the

following fan options.

None

—No fan is connected to the controller.

•

Models: 3001, 30RE and 30RW, 3600

Series

—The VAV unit includes a series fan.

•

Model Series: 35S(ST), 35SE(ST), 35SW(ST),

37S(ST), 37SE(ST) and 37SW(ST), 38S/SE/SW

Parallel

—The VAV unit includes a parallel fan.

•

Models: 35N, 37N, 35NE, 35NW, 37NE and 37NW

2. Press the button to save the fan option and

advance to the next function.

∆

Содержание BAC-8001-36

Страница 1: ...Nailor reserves the right to change any information concerning product or specification without notice or obligation IOM EZVAVINST Date 10 2016 Supersedes 7 2016 www nailor com EZvav Digital Controls ...

Страница 2: ...nd outputs 9 Connecting room temperature sensors 9 Connecting a DAT sensor 10 Connecting power 10 Maintenance 10 SECTION 3 Installing the Room Sensors 11 Choosing a sensor location 11 Rough in preparation 11 Mount the sensors 11 Operation 12 Maintenance 12 Planning got motion sensing 12 SECTION 4 Changing the room set point 13 SECTION 5 Configuring the controllers 14 Getting started with configura...

Страница 3: ... application 33 SECTION 8 Sequences of operation 34 Input sources 34 Occupancy sequence 35 Space set points 35 PID control loops 36 Airflow Set points Sequence 36 Changeover 36 Discharge Air Temperature DAT limiting 37 System diagnostics 37 Damper operation 38 Fan operation 38 Reheat sequence 39 Balancing airflow sequence 40 Dual duct 40 SECTION 9 System integration and networking 41 Connecting to...

Страница 4: ...nnected as a technician s service tool All models are BACnet Application Specific Controllers that are ready to connect to a BACnet MS TP network Device instance MAC address and baud rate are set from an STE 8001W36 without special software Model BAC 8001 36 is supplied with inputs outputs and sequences of operation for the following functions Single duct heating and cooling VAV Automatic heating ...

Страница 5: ...c output connections see the section Application drawings on page 29 Key features Output short protection IP SI standard units of measure Connector Screw terminals for wire size 12 26 AWG Conversion 12 bit digital to analog conversion Output voltage 0 10 VDC Output current 30 mA per output 30 mA total for all analog outputs Binary outputs Binary outputs are configured to represent BACnet binary ou...

Страница 6: ...Energy Management Equipment BACnet Testing Laboratory listed as an application specific controller ASC CE compliant SASO PCP Registration KSA R 103263 FCC Class B Part 15 Subpart B and complies with Canadian ICES 003 Class B This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must...

Страница 7: ...efully review this information before installing the controller Installing Nailor EZvav includes the following topics that are covered in this section Installation topics in this section Setting the rotation limits 7 Mounting on a VAV terminal box 8 Connecting an airflow sensor 9 Connecting inputs and outputs 9 Connecting room temperature sensors 9 Connecting a DAT sensor 10 Connecting power 10 Ma...

Страница 8: ...red Note Nailor EZvav controllers are designed to directly mount to 3 8 to 5 8 inch 9 5 to 16 mm round or 3 8 to 7 16 inch 9 5 to 11 mm square damper shafts Figure 2 2 Control and indicators 45 60 Position notch as shown Stop position holes Stop screw in storage Rotate CW ON CTS 1 2 COMM READY AI1 AI5 GND AO4 AO3 SC BO8 BO5 BO6 SC BO7 24VAC AI6 GND AI7 T STAT SENSOR A B S EOL BACnet MS TP Status L...

Страница 9: ...onfigured inputs and outputs to support only the supplied programs and applications For input and output connection information see the topic Application drawings on page 29 To connect room temperature sensors see the topic Connecting room temperature sensors on page 9 To connect a DAT sensor see the topic Connecting a DAT sensor on page 10 For the BACnet object descriptions of the inputs and outp...

Страница 10: ...trol When the DAT sensor is used only to detect primary air temperature the sensor can be placed in either location shown in the Figure Discharge air temperature sensor location Figure 2 6 Discharge air temperature input details Connecting Power The controllers require a 24 volt AC power source Use the following guidelines when choosing and wiring transformers to the controller A Class 2 transform...

Страница 11: ...s and air circulation obstructions such as curtains or furniture For models with motion sensing see the topic on the page 12 Planning for motion sensing Rough in preparation Complete rough in wiring at each sensor location prior to sensor installation This includes the following items If required install an appropriate backplate Route an Ethernet connecting cable from the sensor to the controller ...

Страница 12: ...lay with soft damp cloth and mild soap Planning for motion sensing For motion sensing models only Mount the sensor on a wall that will have an unobstructed view of the typical traffic in the coverage area When choosing a location do not install the sensor in the following areas Behind curtains or other obstructions In locations that will expose it to direct sunlight or heat sources Near a heating ...

Страница 13: ... points you may need Password 1 Tip Once the following procedure is started all steps must be completed in order Changing Room Set Points PROCEDURE STEPS STE DISPLAY 1 Starting display Start from the temperature display 2 Enter Password 1 1 Press any button The display changes to PSW1 2 Press the or buttons to change the first digit 3 Press the button to select the next digit Repeat for all four d...

Страница 14: ...sensor can set up in the EZvav series of controllers Not all functions are available on every model of controller Configuration topics Getting started with configuration 14 Entering system temperature set points and limits 15 Configuring the VAV Terminal Unit options 17 Set the airflow set points 19 Advanced options 21 Restore Application 23 Getting Started with Configuration For access to the con...

Страница 15: ... set points PROCEDURE STEPS STE DISPLAY 1 Start at the temperature display 1 Start at the temperature display 2 Press the and buttons together If Password 2 is not required the display changes to CNFG If required enter Password 2 The display changes to CNFG when Password 2 is correct 2 Set the minimum cooling set point 1 From the CNFG display press the or buttons to show STPT 2 Press the button to...

Страница 16: ...om set point on page 13 7 Set the unoccupied cooling set point This set point is used as the active set point when the space is unoccupied 1 Press the or buttons to set the unoccupied cooling set point The set point will change in 0 5 increments 2 Press the button to save the set point and advance to the next function 8 Set the unoccupied heating set point This set point is used as the active set ...

Страница 17: ...e following procedure is started all steps must be completed in order Procedure to set the Terminal Unit functions PROCEDURE STEPS STE DISPLAY 11 Set the standby differential set point The standby set point is calculated by adding or subtracting the offset value to or from the value of the occupied set point 1 Press the or buttons to set the standby differential set point The set point will change...

Страница 18: ...button to save the entry and advance to the next function 4 Set the secondary VAV terminal unit K factor Not used in all models 1 Press the or buttons to set the secondary K factor 2 Press the button to save the entry and advance to the next function 5 Set the mode of reheat for the terminal unit Not used in all models 1 Press the or buttons to choose one of the following reheat options None Rehea...

Страница 19: ...ectly will result in unpredictable or erroneous air balancing settings Tip Once the following procedure is started all steps must be completed in order Procedure to set the airflow set points PROCEDURE STEPS STE DISPLAY 7 Set the damper direction to close 1 Press the or buttons to which direction to damper moves to close CCW The actuator turns counterclockwise to close the damper CW The actuator t...

Страница 20: ...hanges in 1 CFM increments 2 Press the button to save the set point and advance to the next function 5 Set the auxiliary airflow set point Not used in all models Tip Set value to match Min Cooling airflow if not required This set point sets the airflow for when reheat is active 1 Press the or buttons to set a value for the auxiliary airflow The set point changes in 1 CFM increments 2 Press the but...

Страница 21: ... options PROCEDURE STEPS STE DISPLAY 9 Set the maximum limit for fan speed Not used for all models 1 Press the or buttons to set the maximum limit for the fan speed The set point will change in 1 increments 2 Press the button to save the set point and advance to the next function 10 Set the dual duct minimum airflow Not used for all models 1 This set point is for the minimum airflow when a Dual du...

Страница 22: ... digit 2 Press the button to select the next digit Repeat for all four digits 3 When the button is pressed for the last digit the new password is saved and the display advances 5 Set the standby time Applies only to STE 8201 sensors 1 Press the or buttons to set the time for the standby time The value will change in 1 minute increments 2 Press the button to save the set point and advance to the ne...

Страница 23: ... all steps must be completed in order Procedure to restore application CAUTION Choosing RSTR deletes all previously configuredvaluesincludingbalancingvaluesand passwords Only the BACnet communications settings will remain unchanged PROCEDURE STEPS STE DISPLAY 1 Starting display 1 Start at the temperature display 2 Press the and buttons together If Password 2 is not required the display changes to ...

Страница 24: ...or engineers who will be balancing the airflow in the controllers The airflow balancing procedure described in this section requires the following items Accurate method to measure airflow An STE 8001W36 or STE 8201W36 wall sensor If the system does not include one of these sensors temporarily disconnect the installed sensor and connect an STE 8001W36 as a service tool The engineering design specif...

Страница 25: ...ce to COMM and the BLNC display 2 Press the button to select BLNC The display advances to PRI 3 Press the button to select PRI 3 Measure and enter the actual maximum primary airflow The display begins flashing PMAX and also displays the actual airflow at the bottom Note The airflow will attempt to stabilize on the highest value for either the cooling or heating maximum airflow even if only one mod...

Страница 26: ...al duct systems Choosing SEC advances to the SMAX display This is available only on dual duct models BACK to choose another commissioning function EXIT to return to the temperature display 2 Press the button to select the next function 6 Measure and enter the actual maximum secondary airflow The display begins flashing SMAX and also displays the actual airflow at the bottom Note The airflow displa...

Страница 27: ...allation and Operation Manual EZvav Digital Controls The airflow balancing procedure continue PROCEDURE STEPS STE DISPLAY 8 Advance or exit 1 Press the or buttons to select one of the following PRI to balance the primary VAV for dual duct systems BACK to choose another configuration function EXIT to return to the temperature display 2 Press the button to select the next function ...

Страница 28: ... or STE 8201W36 sensor to configure the EZvav controller If another type of sensor is installed as the room sensor temporarily connect an STE 8001W36 as a service tool To get started Press together the up and down buttons to start configuration or balancing Enter Password 2 if required New installations do not have a password Press the up or down buttons to move between functions or change values ...

Страница 29: ... 29 Staged reheat 30 Modulating reheat 31 Floating reheat 32 Dual duct application 33 Cooling or Heating without Reheat The BAC 8001 36 is configured for single duct cooling VAV control without reheat Connect the controller as shown in the Figure Cooling or heating application drawing as below A BAC 8005 36 may also be used for this application For cooling and heating a duct temperature sensor is ...

Страница 30: ...eheat use output terminals BO6 and BO7 For three stage reheat use output terminals BO6 BO7 and BO8 For cooling and heating a duct temperature sensor is required for automatic changeover When connecting the controller to a fan powered VAV terminal unit the fan circuits must be compatible with the following specifications The fan start circuit is a 24 volt AC pilot duty output The fan speed output i...

Страница 31: ...nsor is required for Discharge Air Temperature limiting and automatic changeover See the topic Advanced options on page 21 for instructions to enable Discharge Air Temperature limiting When connecting the controller to a fan powered VAV terminal unit the fan circuits must be compatible with the following specifications The fan start circuit is a 24 volt AC pilot duty output The fan speed output is...

Страница 32: ...s required for Discharge Air Temperature limiting and automatic changeover See the topic Advanced options on page 21 for instructions to enable Discharge Air Temperature limiting When connecting the controller to a fan powered VAV unit the fan circuits must be compatible with the following specifications The fan start circuit is a 24 volt AC pilot duty output The fan speed output is 0 10 volts DC ...

Страница 33: ...ual duct operation Dual duct VAV requires a TSP 8001 36 actuator to be used with the BAC 8007 36 as shown in the Figure 7 5 Dual duct wiring diagram on page 33 Submittal sheets for several variations of this application are available from the Knowledge Center page at www nailor com Dual duct wiring diagram Figure 7 5 Dual duct wiring diagram ON CTS 1 2 COMM READY AI1 AI5 GND AO4 AO3 SC BO8 BO5 BO6...

Страница 34: ...igital wall sensor is detected the sensor s temperature is mapped to the Space Temperature Reference value object as the temperature input value See the topic BACnet objects on page 44 for additional information on value objects The model STE 8201W36 EZvav digital wall sensor also includes a motion sensor to detect when the zone is temporary occupied This is described in the topic Occupancy sequen...

Страница 35: ...nges to Occupied or Standby once the actual airflow is at least 30 of the requested flow Standby In units with a connected motion sensor the controller starts in Standby and changes to Occupied after detecting motion in the space Motion in the space is defined as two movements detected within 5 minutes The controller will change back to Standby after a lack of motion for the period specified by th...

Страница 36: ...D loop The discharge air temperature DAT loop For EZvav controllers the output of either the cooling and heating PID loop is used to calculate the position of the damper If present the DAT input and DAT loop controls the Reheat loop The PID loops in the EZvav controllers are standard BACnet objects and are described in the topic BACnet objects on page 44 Airflow Set Points Sequence Airflow Set poi...

Страница 37: ...p instead of the DAT loop If DAT Limiting is not enabled and a DAT sensor is not connected the controller will satisfy a call for heat with the auxiliary flow and heating coil See also the topics Changeover on page 36 and Input sources on page 34 System Diagnostics The controller programming includes four system diagnostic indicators in the form of BACnet value objects Need for higher static press...

Страница 38: ...fan the two outputs are not used and remain inactive regardless of the occupancy state Series Fan If the controller is configured for a series fan any time the Occupancy mode of the controller is set to either Occupied or Standby the fan runs continuously The fan speed is set to Maximum Fan Speed when the state is Occupied and set to Minimum Fan Speed when the state is Standby When the Occupancy s...

Страница 39: ...ulating reheat it controls an analog reheat unit with 0 10 volts DC at the analog reheat output On a call for reheat the reheat output is modulated over the span of the Reheat loop If the Reheat loop is less than 10 the reheat output remains at zero The reheat is set to zero if the Cooling loop is active See the topic Modulating reheat on page 31 for an application drawing Figure 8 4 Modulating re...

Страница 40: ... is made with an airflow hood and the actual airflow value is entered into the controller Once the actual airflow is entered the controller drives the damper closed to the lower value of either the cooling or heating minimum airflow Another measurement is made with the flow hood and that measurement is entered into the controller After the minimum airflow measurement is entered the programming in ...

Страница 41: ...f operation for other BACnet devices that will monitor or interact with EZvav controllers Integration topics Connecting to an MS TP network 41 Setting up network communications 42 BACnet objects 44 Connecting to an MS TP network EZvav controllers are BACnet MS TP compliant controllers Connect them only to a BACnet MS TP network To enter the BACnet device instance MAC address and network baud see t...

Страница 42: ... the network set the EOL switches to Off Network bulbs EZvav controllers include network bulbs located near the MS TP network connector These bulbs serve three functions Removing both bulbs will disconnect the controller from the MS TP network If one or both bulbs are lit it indicates the network connection or controller power is not properly wired If the voltage or current on the network exceeds ...

Страница 43: ...ce instance 1 Press the or buttons to change the first digit 2 Press the button to select the next digit Repeat for all seven digits 3 When the button is pressed for the last digit the display changes to MAC 4 Enter the MAC address 1 Press the or buttons to change the MAC address 2 Press the button to save the selected MAC address The display changes to BAUD 5 Enter the baud 1 Press the or buttons...

Страница 44: ...re Output objects The following BACnet output objects represent values at the physical outputs of the controller For application specific output wiring details see the topic Application drawings on page 29 Table 9 3 Output objects Output Name Description Unit AO3 ANALOG HEAT Analog Heat 0_100 AO4 FAN SPEED Fan Speed 0_100 BO1 DAMPER CW Damper Clockwise BO2 DAMPER CCW Damper Counter Clockwise BO5 F...

Страница 45: ... PRI CORR SLOPE Primary Correction Slope AV20 PRI CORR OFFST Primary Correction Offset AV21 PRI LO FLOW CORR Primary Low Flow Correction AV22 PRI FLOW STPT Primary Flow Set point AV23 PRI RAW FLOW Primary Raw Flow AV24 PRI ACTUAL FLOW Primary Actual Flow AV32 MIN FAN SPEED Minimum Fan Speed AV33 MAX FAN SPEED Maximum Fan Speed AV36 DAT STPT Discharge Air Temp Set point AV37 SAT CHANGEOVER SAT Chan...

Страница 46: ...ed For Hotter Air Supply BV8 CHANGE OVER MODE SAT Changeover Mode BV9 DAT LIMITING Discharge Air Temp Limiting BV10 CLOCKWISE CLOSE Clockwise Close BV11 AUTO OCCUPANCY Auto Occupancy Detection BV12 BALANCE MODE Balance Mode BV13 DAT SENSOR DAT Sensor Present BV14 PRI BAL TRIGGER Primary Balance Trigger Table 9 6 Multistate value objects Object Name Description MSV1 OCCUPIED MODE Occupied Mode MSV2...

Страница 47: ...9 899 2576 2 42 10 0 545 1497 2747 2 13 14 x8 RECT 0 777 2035 2619 2 34 14 x10 RECT 0 972 2417 2487 2 59 Model Series 36VRS Square Retangular Retrofit Unit Damper Damper K Factor Velocity F Factor valve valve Size Type Size inches Area sq ft cfm fpm amp 7 5 x 5 0 174 479 2753 2 12 8 6 x 6 0 250 689 2756 2 11 9 8 x 6 0 333 919 2760 2 11 10 10 x 8 0 555 1531 2759 2 11 11 14 x 8 0 778 2150 2763 2 10 ...

Страница 48: ...Room Temperature Sensor Rotary dial STE 1401 Air Temperature sensor HCCO DAT Cable ECRJ45 25 Ethernet cable RJ 45 25 ft ECRJ45 35 Ethernet cable RJ 45 35 ft ECRJ45 50 Ethernet cable RJ 45 50 ft ECRJ45 75 Ethernet cable RJ 45 75 ft Diamond Flow Sensor Inlet Size P N 4 3 16 O D tube V1104 5 3 16 O D tube V1105 6 3 16 O D tube V1106 7 3 16 O D tube V1107 8 3 16 O D tube V1108 9 3 16 O D tube V1109 10...

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