Wattmaster VAVBOX Manual do Utilizador descarregar pdf (Página 4)

Technical Guide

VAVBOX Controller

Figure 3: VAVBOX Controller Component Locations

Typical

Pin 1

Indicator

RAM

Chip

Snap Track

For Controller

Mounting

EPROM

Chip

PAL

Chip

Communications

Driver Chip

24 VAC Power

Terminals

Air Flow Sensor

Modular Connector

Room

Sensor Wiring

Terminals

Auxiliary

Wiring

Terminals

Communication

Wiring

Terminals

Expansion Board

Modular Connector

“SCAN” LED

“REC” LED

Power LED

Damper Actuator

Modular Connector

Damper Actuator

Positioning Relay

“Open”

Damper Actuator

Positioning Relay

“Close”

Address Switch

(SetBetween1&58)

CX6

SW1

U10

75176

EXPANSION

VR1

7824

GND

SHLD

GND

AUX2

AUX1

AUX

+VS

TMP

24VAC

R17

R16

R15

POWER

R21

R35

YS101

562 REV 3

R26

LD3

SCAN

REC

R12

R11

TOKEN

NET

LD2

R14

R13

R100

LD1

ACTUATOR

R10

PJ2

EPROM

VREF

ADJ

R23

C10

EWDOG

COMM

CX10

R25

R28

T'STAT

U11

C15

R20

C11

R24

ADDRESS

ADD

R19

CX9

R32

C14

P.U.

R22

C13

R27

RAM

80C55

CX5

PJ1

C2C1

CX2

16L8

R34

FLOW

RN1

CX8

R18

CX4

CX3

PAL

CX1

Controller Overview

Figure 2: OE322 Output Expansion Boards

1 2 3 4 5 6 7 8 9 ... 23 24

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