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Carrier OMNIZONE 50XJ104, Controls, Start-Up, Operation And Troubleshooting

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Carrier OMNIZONE 50XJ104 Controls, Start-Up, Operation And Troubleshooting Download Page 25

25

Fig

. 11

 — Typica

l 

Power Pan

e

l 

a

nd Compres

s

or

 Wiring Dia

g

ram (c

ont

)

OL

R

4

M2

M1

T1

T2

OL

R

3

M2

M1

T1

T2

OL

R

1

M2

M1

T1

T2

OL

R

2

M2

M1

T1

T2

3

LOGIC

1

2

CLO4

3

LOGIC

1

2

CLO3

3

LOGIC

1

2

CLO2

3

LOGIC

1

2

CLO1

198

BLK

200

BL

U

197

BLK

199

BL

U

T2*

460V

Com

195

BLK

196

BL

U

FU19

FU20

24 V

Clas

s 2

YEL-COM

RED-208V

ORN-230V

BL

K/4

6

0V

X1

X2

T3

CB2*

4

3

507

/G

R

N

508/BRN

5

510/BRN

6

FU21

512/ORN

TB3

511/RED

550

RED

505

ORN

HRN1

HRN1

415

GRA

543

GRA

HPS4

F

RZ4

419

GRA

418

GRA

417

GRA

416

GRA

LPS4

410

YEL

540

YEL

HPS3

F

RZ3

414

YEL

413

YEL

412

YEL

411

YEL

LPS3

405

PNK

537

PNK

HPS2

F

RZ2

409

PNK

408

PNK

407

PNK

406

PNK

LPS2

400

BLU

534

BL

U

HPS1

F

RZ1

404

BL

U

403

BLU

402

BLU

401

BL

U

LPS1

TB5

531

BRN

528

BRN

525

BRN

522

BRN

532

BRN

427

BRN

43

3

BRN

432

BRN

430

BRN

428

BRN

42

9

BRN

43

1

BRN

426

RED

425

RED

423

RED

421

RED

420

RED

42

4

RE

D

A

B

C1

511

BRN

506

RE

D

50

9

BRN

513

RED

A

B

C4

A

B

C3

A

B

C2

544

BRN

541

BRN

538

BRN

535

BRN

6

7

8

9

10

5

520

BL

U

514

RED

523

PNK

526

YEL

529

GRA

1

2

42

2

RE

D

3

4

TB5

HRN

2

1

2

3

4

533

BL

U

536

PNK

539

YEL

542

GRA

HRN

2

521

BL

U

524

PNK

527

YEL

530

GRA

5

8

7

6

Note 1

T1

193

BLK

19

4

BLU

24 V

Clas

s 2

BLK-460V

O

R

N-230V

RED-200V

YEL-COM

X2

X1

CB1

HRN

3

1

2

502

/G

R

N

503/BRN

500

ORN

501

RED

504

BRN

Note 1

Fuse

s: 

60

0 V

, 

Cl

ass CC

FUSE

A

FU

 19-20 

1

FU21

10

TB5

515/BRN

515/BRN

TB1

550

RED

H1

X2

X1

H2

H3

H4

24 V

Clas

s 1

a50-8462

Summary of Contents for OMNIZONE 50XJ104

Page 1: ...n working on this equipment observe precautions in the literature on tags stickers and labels attached to the equip ment and any other safety precautions that apply Follow all safety codes Wear safety...

Page 2: ...tion Optional and Field Installed Accessory Sensors Devices These units can be ordered with options and ac cessories that add functionality and control These options and accessories are used as descri...

Page 3: ...og 5K Sensor IN 10 W8 Therm Dry Water Econ Freezestat Sensor or Switch FREEZE Analog 10K 2 Sensor or Switch Closure IN 11 IW7 Therm Dry configurable Mixed Return Air Temperature MA_RA Analog 10K 2 Sen...

Page 4: ...signal 1 to 5 vdc linearly The sensor s range is 0 to 550 psig Water Valve s Control Variable Building Waterflow Systems Variable waterflow configurations use only one water valve in the main water su...

Page 5: ...l 16 and the negative to terminal 17 SUPPLY AIR RESET BY SPACE TEMPERATURE Use a 10K type II thermistor sensor installed at the entering water temperature sensor location on PCB2 and configure the uni...

Page 6: ...e for remote annunciation connect wiring to terminal block J10 terminal 18 normally open terminal 17 common and or terminal 16 normally closed J4 9 10 RED BLK RED RED BLK BLK BLK RED BLK RED SENSOR 1...

Page 7: ...t digital input such as duct high limit switch When the jumper is in the top position the input is configured for a voltage input for example a humidity sensor The bottom jumper position is used for m...

Page 8: ...50 60 Hz 20VA 0 83A Use Copper Conductors Only 232 EIA EIA 485 Port 1 Port 2a Therm Dry Unused 5 6 7 8 Network Switches 0 off 1 on MSTP m MSTP s PTP SLTA PlugIn Ethernet 8 7 6 5 Protocol 0 0 0 0 0 0...

Page 9: ...If the standby screen is visible press any key to switch to the HOME menu 2 If another screen is displayed press the HOME to switch to the HOME menu 3 Press the LOGOUT softkey to force the system to...

Page 10: ...ompressor start stop test This is the same test point used to test the VFD bypass Since constant volume units do not have remote VAV termi nals there is no built in delay to allow remote boxes to open...

Page 11: ...es Local schedules are one method of starting and stopping the unit at specified intervals There are four normal schedules that provide day to day opera tion There are twelve holiday schedules that ar...

Page 12: ...ule When an override schedule is active it overrides any nor mal or holiday schedule and forces the unit to occupied mode In the example listed under the holiday schedule assume an override schedule...

Page 13: ...runtime limits or clear the accumulated run times To view run times press the CONFIG softkey on the HOME menu then select the RUNTIME option from the CONFIGURATION menu Use the arrow keys to scroll th...

Page 14: ...entry press EXIT and re start the procedure at Step 6 9905 Motor Nom Volt should equal unit voltage 230V or 460V 9906 Motor Nom Current equal to motor FLA see motor nameplate 9907 Motor Nom Freq alwa...

Page 15: ...elp screens START UP WITH ASSISTANT To start up the VFD with the Start Up Assistant perform the following proce dure 1 Select MENU SOFT KEY 2 The Main menu will be displayed 2 Use the UP or DOWN keys...

Page 16: ...and then press EXIT SOFT KEY 1 to return to main menu NOTE The current parameter value appears above the highlight parameter To view the default parameter value press the UP and DOWN keys simultaneous...

Page 17: ...not be changed 6 Press EXIT SOFT KEY 1 twice to return to the main menu START UP General Complete the start up checklist on page CL 1 before attempting system start up Confirm that compressor suction...

Page 18: ...of these sensors in the custom configuration The following sensors when valid are used for the space tempera ture sensor with the highest precedence at the top of the list Space temperature sensor SPT...

Page 19: ...e 65 F HEAD PRESSURE CONTROL HPC In installations where entering water temperature can fall below 55 F where a water economizer described above is not installed the HPC provides an electronic water fl...

Page 20: ...of each compressor and is set to open at pressures above 570 psig It is wired in the 24 vac control power line of the compressor contactor in series with the LPS and FRZ and disables compressor operat...

Page 21: ...he compres sor and attempt to restart it 15 minutes later assuming there is still a call for cooling On a third failed attempt to run the compressor the compressor will be locked out pending a pow er...

Page 22: ...r control of an air economizer OUTDOOR AIR TEMPERATURE ALARM OAT If an outdoor air temperature sensor is installed and configured an alarm with an ID of oat_alarm will be generated if the temperature...

Page 23: ...ISC1 Disconnect Switch DSP Duct Static Pressure Transducer ECONO Economizer Valve Damper Control EWT Entering Water Temperature Sensor FLTS Filter Status Switch FREEZ Freeze Thermostat Water Economize...

Page 24: ...3 L1 T1 L2 T2 L3 T3 FU10 FU11 FU12 COMP3 151 BLK 157 BLU 154 YEL 150 BLK 156 BLU 153 YEL 149 BLK 155 BLU 152 YEL C3 158 BLK 159 BLK CH3 2 1 3 L2 T2 L3 T3 FU13 FU14 FU15 COMP4 162 BLK 168 BLU 165 YEL 1...

Page 25: ...Z2 409 PNK 408 PNK 407 PNK 406 PNK LPS2 400 BLU 534 BLU HPS1 FRZ1 404 BLU 403 BLU 402 BLU 401 BLU LPS1 TB5 531 BRN 528 BRN 525 BRN 522 BRN 532 BRN 427 BRN 433 BRN 432 BRN 430 BRN 428 BRN 429 BRN 431 B...

Page 26: ...tion PUMP REQUEST FIELD Connection TOWER REQUEST FIELD Connection EXT DEHUMIDIFY Tower Sump Leaving Water 627 ORN 628 BLU 629 BRN FIELD Connection TRMOP FIELD Connection VENTR FIELD Connection TRMCT F...

Page 27: ...701 GRN 630 ORN 631 VIO HRN3 4 3 FIELD Connection Exhaust Fan DSP 640 BLK A B BPS_S 617 BRN 6 5 638 BRN 638 BRN 627 ORN 628 BLU 629 BRN 603 RED 606 BRN 639 RED 607 RED 609 RED 611 RED 613 RED FIELD A...

Page 28: ......

Page 29: ......

Page 30: ...right to discontinue or change at any time specifications or designs without notice and without incurring obligations Catalog No 04 53500117 01 Printed in U S A Form 50XJ 2T Pg 30 8 14 Replaces 50XJ 1...

Page 31: ...INPUT POWER PHASE SEQUENCE BEEN CONFIRMED WITH A METER Y N _______ HAS THE FAN AND MOTOR PULLEY BEEN CHECKED FOR PROPER ALIGNMENT AND DOES THE FAN BELT HAVE PROPER TENSION Y N _______ HAS WATER BEEN P...

Page 32: ..._____________________________________________________________________________________________ _______________________________________________________________________________________________ __________...

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