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LYNX BACNET PROGRAMMABLE, VAV/UNITARY CONTROLLERS – PRODUCT DATA 

EN0Z-0959GE51 R0615 

10 

CLLYVB6438NS

DO-

1

DO-

2

DO-

4

DO-

6

DO-

8

COM

COM

COM

COM

DO-

3

DO-

5

DO-

7

BAC

+

BAC

-

24V

A

C

20VDC

EGN

D

S-

BUS

S-

BUS

24

VA

C

 CO
M

AO
-1

DI

-1

DI

-2

AO
-2

AO
-3

CO
M

CO
M

CO
M

DI

-3

DI

-4

20

VD

C

UI

-1

CO
M

UI

-2

UI

-3

CO
M

UI

-4

UI

-5

CO
M

UI

-6

BACnet MS/TP MAC

ADDRESS DIP SWITCHES

LOCAL BACnet MS/TP

MOLEX CONNECTOR PINS

HOST

STATUS

LED

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

1

3 4 5 6

2

7 8

9 10 11 12 13 14 15 16 17 18 19 20

 

Fig. 12. LED, service, network, and terminal connections 

(CLLYVB6438NS shown) 

 

Wiring Applications (Examples) 

Fig. 13 through Fig. 19 illustrate controller wiring for the 
following configurations. 

  Typical controller wiring for VAV application using the 

CLCM4T111 Wall Module and an LF20 Air Temperature 
Sensor (see Fig. 13). 

  Typical controller wiring for VAV application with staged 

reheat (see Fig. 14). 

  Typical controller wiring for PWM reheat and PWM 

peripheral heat valve actuator (see Fig. 15). 

  Typical controller wiring for AHU application (see Fig. 16). 

  Typical controller wiring for 4…20 mA enthalpy sensors 

and digital inputs (see Fig. 17). 

  Typical controller wiring for 4…20 mA heating, cooling, 

and model ML6161 floating motor control (see Fig. 18). 

  Typical controller wiring for a pneumatic transducer, model 

RP7517B (see Fig. 19). 

 

24VAC

BACnet MS/TP-

BACnet MS/TP+

SHIELD

24VAC COM

REHEAT STAGE 3

REHEAT STAGE 2 (OR CLOSE)

REHEAT STAGE 1 (OR OPEN)

DAMPER CLOSE

DAMPER OPEN

C770A AIR

TEMP. SENSOR

AIR FLOW

PICK-UP

WINDOW CONTACTS

(CONTACTS CLOSED

= WINDOW CLOSED)

OCCUPANCY SENSOR

(CONTACTS CLOSED

= OCCUPIED)

5

6

7

4

3

2

1

CLCM4T111

GND

SENSOR

SET-POINT

BYPASS

LED

2

2

1

CLLYVB6438NS

DO-1

DO-2

DO-4

DO-6

DO-8

COM

COM

COM

COM

DO-3

DO-5

DO-7

BAC+

BAC-

24

V

A

C

20

V

D

C

EGND

S-

BU
S

S-

BU
S

24

VA

C

 CO
M

AO-

1

DI-
1

DI-
2

AO-

2

AO-

3

COM

COM

COM

DI-
3

DI-
4

20

VD

C

UI-
1

COM

UI-
2

UI-
3

COM

UI-
4

UI-
5

COM

UI-
6

SERIES OR

PARALLEL

FAN CONTACTOR

REH

E

A

T

 ST

AG

E

CON

TACT

O

R

S

ML6161

CCW
COM

CW

21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40

1

3 4 5 6

2

7 8

9 10 11 12 13 14 15 16 17 18 19 20

 

Fig. 13. Controller wiring diagram (CLLYVB6438NS 

shown) for typical VAV application 

NOTE 1:

  Earth ground wire length should be held to a 

minimum. Use the heaviest gauge wire available, 
up to 14 AWG (2.0 mm

2

), with a minimum of 18 

AWG (1.0 mm

2

), for earth ground wire. 

NOTE 2:

  Contacts must be suitable for dry switching, 5 V at 

10 mA. Use sealed type, gold-flashed, or pimpled 
contacts. 

 

Summary of Contents for CentraLine LYNX BACnet CLLYUB1012S

Page 1: ...nications Each controller has flexible universal inputs for wall modules digital inputs and a mix of analog and digital triac outputs see Table 1 The models CLLYVB6436AS CLLYVB0000AS and CLLYVB4022AS include an actuator Table 1 Controller configurations model type Universal Inputs UI Digital Inputs DI Analog Out puts AO Digital Out puts DO velocity pressure sensor Microbridge floating actuator CLL...

Page 2: ... Analog voltage outputs Voltage output range 0 10 Vdc Max output current 10 0 mA UNIVERSAL INPUT UI CIRCUITS See Table 2 for UI circuit specifications Table 2 Universal input circuit specifications input type sensor type operating range Room Zone Discharge Air Outdoor Air Temp NTC 20kOhm 40 93 C Outdoor Air Temperature PT1000 IEC751 3850 40 93 C Resistive Input Generic 100 Ω 100 kΩ Voltage Input T...

Page 3: ...ersal shaft adapter see Fig 1 UNIVERSAL SHAFT CLAMPING BOLTS 2 UNIVERSAL SHAFT ADAPTER MECHANICAL END LIMIT SET SCREWS 2 DECLUTCH BUTTON Fig 1 Floating actuator IMPORTANT Determine the damper rotation and opening angle prior to installation See Fig 2 and Fig 3 for examples DAMPER DAMPER SHAFT ROTATES CW TO OPEN Fig 2 Damper with 90 clockwise rotation to open IMPORTANT Mount actuator flush with dam...

Page 4: ...gether to reduce the rotation travel c Tighten the two mechanical end limit screws Phillips 2 screwdriver 3 0 3 5 Nm torque d Using the DECLUTCH button rotate the universal shaft adapter fully CCW e Mount the actuator to the VAV damper box and shaft f Tighten the two bolts on the centering clamp 8 mm wrench 8 10 Nm torque g When the actuator closes the damper rotates CW either 45 or 60 to fully cl...

Page 5: ...10 11 12 13 14 15 16 17 18 19 20 9 10 11 12 13 14 15 16 17 18 19 20 Fig 6 Panel mounting dimensions in mm S and NS models NOTE The controller is designed so that the cover does not need to be removed from the base plate for either mounting or wiring The controller mounts using four screws inserted through the corners of the base plate Fasten securely with four screws The controller can be mounted ...

Page 6: ...ionships early in the job engineering process to ensure proper implementation when configuring the controllers See the controller Application Guides Power Budget A power budget must be calculated for each device to deter mine the required transformer size for proper operation A power budget is simply the sum of the max power draw ratings in VA of all the devices to be controlled This includes the ...

Page 7: ...wiring recommendations see section Power on page 6 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 9 9 9 OUTPUT DEVICE POWER TRANSFORMER 120 240 VAC COM 24 VAC EARTH GROUND TERMINAL 3 EARTH GROUND TERMINAL 3 EARTH GROUND TERMINAL 3 EARTH GROUND WHEN CONNECTING POWER TO THE LYNX BACnet CONTROLLER CONNECT THE COM LEG OF THE VAC SECONDARY CIRCUIT TO A KNOWN EARTH GROUND CONNECT POWER TO TERMINALS 1 A...

Page 8: ...e rated characteristic impedance of the installed cable E g if the installed MS TP cable has a listed characteristic impedance of 120 Ω install 120 Ω matched precision resistors NOTE LYNX controllers do not provide network biasing Shield Terminating Following proper MS TP cabling shield grounding procedures is important to minimize the risk of communication problems and equipment damage caused by ...

Page 9: ...t present The actuator is internally hardwired to these terminals C Analog outputs may be configured as digital outputs and operate as follows FALSE 0 0 Vdc 0 mA TRUE 100 the max 11 Vdc 22 mA D Digital inputs open circuit FALSE closed circuit TRUE UI 1 is selectable as a fast digital pulse meter Table 5 Description of wiring terminals CLLYVB0000AS CLLYVB4022AS and CLLYVB6436AS TERMINAL LABEL CONNE...

Page 10: ...gital inputs see Fig 17 Typical controller wiring for 4 20 mA heating cooling and model ML6161 floating motor control see Fig 18 Typical controller wiring for a pneumatic transducer model RP7517B see Fig 19 24VAC BACnet MS TP BACnet MS TP SHIELD 24VAC COM REHEAT STAGE 3 REHEAT STAGE 2 OR CLOSE REHEAT STAGE 1 OR OPEN DAMPER CLOSE DAMPER OPEN C770A AIR TEMP SENSOR AIR FLOW PICK UP WINDOW CONTACTS CO...

Page 11: ...LVE ACTUATOR PWM VALVE ACTUATOR PWM OUTPUT FROM CONTROLLER PWM H 24 VAC T5 T6 C B W R 24 N 24 H 2 3 3 3 2 1 3 4 ON OFF ML7984B CONFIGURATION DIP SWITCHES LOCATED ADJACENT TO THE INPUT TERMINAL BLOCK PERIPHERAL HEAT VALVE ACTUATOR ML7984B REHEAT VALVE ACTUATOR CLLYUB6438S DO 1 DO 2 DO 4 DO 6 DO 8 COM COM COM COM DO 3 DO 5 DO 7 BAC BAC 24VAC 20VDC EGND S BUS S BUS 24VAC COM AO 1 DI 1 DI 2 AO 2 AO 3 ...

Page 12: ...her 4 20 mA signal devices Place this resistor as close as possible to the driven device CLCM4T111 WALL MODULE GND SENSOR SET POINT BYPASS LED 5 6 7 4 3 2 1 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 4 1 2 3 4 5 6 7 8 1 1 1 1 1 1 1 1 1 1 2 1 2 3 4 5 6 7 8 9 0 0 9 CLLYUB6438S 24 VAC 24 VAC COM E GND SHLD SBUS1 SBUS2 NET 1 NET 2 DO 1 DO 2 COM COM COM COM DO 3 DO 4 ...

Page 13: ...g diagram CLLYUB6438S shown with 4 20 mA heating cooling and ML6161 damper actuator NOTE 1 Earth ground wire length should be held to a minimum Use the heaviest gauge wire available up to 14 AWG 2 0 mm 2 with a minimum of 18 AWG 1 0 mm 2 for earth ground wire NOTE 2 Ensure that all transformer power wiring is as shown Reversing terminations will result in equipment malfunction 1 2 3 4 5 6 7 8 9 0 ...

Page 14: ...ee Fig 11 Correct placement of the end of line termination resistors is required for proper BACnet MS TP Bus communications Step 2 Startup See Fig 20 and the following text for startup information CLLYVB6438NS DO 1 DO 2 DO 4 DO 6 DO 8 COM COM COM COM DO 3 DO 5 DO 7 BAC BAC 24VAC 20VDC EGND S BUS S BUS 24VAC COM AO 1 DI 1 DI 2 AO 2 AO 3 COM COM COM DI 3 DI 4 20VDC UI 1 COM UI 2 UI 3 COM UI 4 UI 5 C...

Page 15: ...vere injury death or property damage Do not attempt to modify the physical or electrical characteristics of this device in any way If trouble shooting indicates a malfunction replace the controller WARNING Electrical Shock Hazard Can cause severe injury death or property damage To prevent electrical shock or equipment damage disconnect power supply before beginning controller replacement Terminal ...

Page 16: ... proceed as follows 1 Remove all power from the controller 2 Remove the two air flow pickup connections from the pressure sensor 3 Remove the terminal blocks see section Terminal Block Removal 4 Remove the old controller from its mounting IMPORTANT IN THE CASE OF CONTROLLERS MOUNTED TO A DIN RAIL 1 Push straight up from the bottom to release the top pins 2 Rotate the top of the controller outwards...

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