Tjernlund CPC-3 Constant Pressure Controller Startup Manual Manual de usuario descargar pdf (Pagina 8)

LOW VOLTAGE TD-SERIES TRANSDUCER & PSA-1 MANUAL MODE FAN PROVER WIRING TO CPC-3

MAXIMUM WIRE LENGTH TABLE

WARNING:

Failure to wire the Transducer

Make sure to wire G - G, R - R

correctly will destroy the

and B - B before activating the

THE INDUCER

MANUAL MODE

PRESSURE SWITCH

PRESSURE TRANSDUCER

(PSA-1)

THE INDUCER

Transducer!

the CPC-3.

TD-___

900' (274m)

12 AWG

FIGURE 8055011 9/3/04

D+ D- S3 SC S2 S1 M2 M1 MC MBB R G B R G S1 S2

CPC-3 CONTROL

SENSORS AUX. SENSOR INDUCER

BRGP1P2

SELECTOR

INDUCER

MOTOR

ROTATION

NOT USED -

FOR FUTURE

DEVELOPMENT

NOT USED -

FOR FUTURE DEVELOPMENT

THE INDUCER

TERMINAL STRIP

TOP LEFT CORNER

CPC-3 CONTROL

BOARD

RS232

COM.

PORT

Wire Gage

Max. Distance

600' (183m)

14 AWG

390' (119m)

220' (67m)

16 AWG

18 AWG

22 AWG

20 AWG

110' (34m)

165' (50m)

CAUTION:

These wires must be

metal conduit.

routed in their own

RBG

NOTE: The diagram below is suitable for both the Inducer or Combustion Air side of the the CPC-3 board. While the software that

runs draft or combustion air differs, the wiring to the Transducer and PSA-1 manual mode fan prover is identical. The following infor-

mation is applicable to both the CPC-3 Inducer and Combustion Air terminal strips.

REMOTE ALARM / AUXILIARY DEVICE WIRING

FOR FUTURE

SYSTEM USE

LOAD

SYSTEM O.K.

SIGNAL POWER IN

REMOTE ALARM

TERMINAL BLOCK

AUXILIARY

LOAD

AUXILIARY DEVICE

POWER IN

5 VDC SIGNAL

ALARM AND AUXILIARY

RELAY SPECIFICATIONS:

40 AMPS @ 240 VAC / 30 VDC

30 AMPS @ 277 VAC

2 HP @ 250 VAC

1 HP @ 125 VAC

ALARM RELAY

APPLIANCE 4

INTERLOCK BLOCK

USER-PROVIDED

SWITCH

TOP RIGHT CORNER

CPC-3 CONTROL BOARD

FOR FUTURE

SYSTEM USE

OCS2S1 12 12 NCCNO

CALL

RETURN

JUMPERS

P2S2S1S2S1

DIGITAL I/O

TJERNLUND

PRODUCTS,

CPC-3

CONTROL

AUX.

ALARM

12AB4

#3 #4

FOR FUTURE

SYSTEM USE

SYSTEM FAULTED

LOAD

AUXILIARY SENSING

CIRCUIT

AUXILIARY DEVICE

TERMINAL BLOCK

NOTE:

INDUCER OR

COMBUSTION AIR

MOTOR ROTATION

SELECTOR

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 17 18

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Tjernlund CPC-3 Constant Pressure Controller Startup Manual Manual de usuario Pagina 8

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