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CW

P c/w UC8 Client 

W

iring Schematic

MARKETING SE

RVICES 27.2.20 Revision A

CWP Unit

12

B2

A2

0V

12V

B

A

GND

SA

T-3

UC8

UC8

UC8

24

B

A

24C

TZ

T-100*

Room T/stat Options

E

N

L1

Power Supply 1Ø (2 core+E) 

Exte

rnal

Pr

otection

Isolator

On

0V

Optional

Remote On/O

ff

(remove link if used)

Optional

W

ater Flow 

Verfication

 

swit

ch 

(normally open)

(remove link if used)

IN#1

link

D1

SC

UC8

Optional

Condensate Drain Tray float switch

 (normally closed)

(remove link if used)

Optional

Communicating BMS Cont

roller

Modbus 

RTU

B1

A1

0V

B

A

REF

Control - shielded

twin twisted pair

4 co

re

link

Control - shielded

twin twisted pair

4 co

re

* F

or all C

WP models set 

TZT

-100 

   DIP swit

ches 2 & 4 t

o ON,  

   DIP3 t

o OFF

.

UC8 (AUX/SRB)

Optional

Run Status

UC8 (FLT/FRB)

Optional

External Fault Alarm

N/O

C

N/C

N/O

C

N/C

IN#2

UC8

Optional External Water Circulating Pump

CN42a

UC8

(LOW)

N2

Содержание CWP Series

Страница 1: ...e of isolation valves and barrel unions on waterlines easily accessible electrical isolations on all external including control circuit power supply and easily detached flexible duct connection Ensure...

Страница 2: ...Temperature EWT and the reduced flow rate Water flow needs to be balanced to suit the system design Refer Technical Data for acceptable water flow rates and pressure drop data 3 4 Air Water Flow Refer...

Страница 3: ...us over RS485 DRED data logging refer www temperzone biz model search UC8 6 START UP PROCEDURE 6 1 Power a Check the unit is electrically connected in accordance with the wiring diagrams b Check all w...

Страница 4: ...rd compressor and total run amps during stable operation e Check the readings against the specified values on Specification Sheet and record these values on the Commissioning Check List on page 11 f U...

Страница 5: ...or the procedure Example For detailed information about monitoring and control via Modbus RTU refer to document UC8 Modbus communications available at www temperzone biz model search UC8 7 4 Setting t...

Страница 6: ...e kept open Location of wall controller or remote temperature sensor is wrong Check for leaks in supply or return air ductwork Unit may be undersized for the current room size or operating under extre...

Страница 7: ...normally open remove link if used IN 1 link D1 SC UC8 Optional Condensate Drain Tray float switch normally closed remove link if used Optional Communicating BMS Controller Modbus RTU B1 A1 0V B A REF...

Страница 8: ...C Ct Condensing temperature 42 C Compressor discharge line temperature C dLt Discharge line temperature 70 C Compressor discharge side superheat K dSH Discharge side superheat 28K De ice sensor temper...

Страница 9: ...acting sensor for the electric heater elements has been triggered The display shows the message Hi t when protection is active 5 High discharge superheat protection Discharge superheat is defined as...

Страница 10: ...ting when a serious fault exists that requires the attention of a service technician The display shows the code of the fault that caused the lock out condition A unit that is locked out can be unlocke...

Страница 11: ...st Cool Cycle Low Pressure SLP kPa Return air temperature C Evap temperature Et C Supply air temperature C Suction Line temperature SLt C Entering Water temperature C Suction Superheat SSH K Leaving W...

Страница 12: ...ydney Australian Head Office and Manufacturing Wellington Christchurch Brisbane Melbourne Adelaide Singapore Shanghai Perth Hobart Newcastle Singapore Shanghai Beijing Jakarta Hong Kong Sri Lanka Maur...

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