Wiring schematics cont, Legend, Envision – WaterFurnace Envision2 User Manual

Page 27: Compact installation manual

Advertising
background image

27

ENVISION

2

COMPACT INSTALLATION MANUAL

Wiring Schematics cont.

Aurora Base Control 460/60/3 5-Speed ECM with Reheat

Slow Flash
Fast Flash
Flash Code

Status LED (LED1, Green)
Configuration LED (LED2, Yellow)
Fault LED (LED3, Red)

Status LED (LED1, Green)

Normal Mode
Control is Non-Functional
Test Mode
Lockout Active
Dehumidification Mode
Reserved
Reserved
Load Shed
ESD

1 second on and 1 second off

Random Start Delay

Fast Flash

OFF

ON

Slow Flash

Fast Flash

Flash Code 2
Flash Code 3

Flash Code 6

Flash Code 4
Flash Code 5

Aurora LED Flash Codes

100 milliseconds on and 100 milliseconds off
100 milliseconds on and 400 milliseconds off with a 2 second pause before repeating

Reserved

Flash Code 7

Configuration LED (LED2, Yellow)

Fault LED (LED3, Red)

Fast Flash
Fast Flash

No Software Overide

Flash ECM Setting

DIP Switch Overide

Slow Flash

Normal Mode
Input Fault Lockout
High Pressure Lockout
Low Pressure Lockout

Low Water Coil Limit Lockout - FP1

Low Air Coil Limit Lockout - FP2

Reserved
Condensate Overflow Lockout
Over/Under Voltage Shutdown
Reserved
Reserved
Air/Water Coil Limit Sensor Error

Flash Code 1

OFF

Flash Code 2
Flash Code 3
Flash Code 4
Flash Code 5

Flash Code 8

Flash Code 6
Flash Code 7

Flash Code 9

Flash Code 10
Flash Code 11

ECM Configure Mode

Fast Flash

Reset Configure Mode

Off

Thermistor

Relay Coil

Switch - Condensate Overflow

Switch - High pressure

Switch - Low pressure

Polarized connector

Factory Low Voltage Wiring
Factory Line Voltage Wiring
Field Low Voltage Wiring
Field Line Voltage Wiring
Optional Block
DC Voltage PCB Traces

Internal Junction
Quick Connect Terminal

Field Wiring Lug

Ground

Relay Contacts – N.O., N.C.

Field Zone Sensor Wiring

Legend

L1

Capacitor

T

1

2

3

CC – Compressor Contactor
CO – Condensate Overflow Sensor
ES – Emergency Shutdown
HP – High Pressure Switch
LP – Low Pressure Switch
FD – Freeze Detection Sensor
F1 – Fuse

Fuse

Light Emitting Diode - Green

G

Light Emitting Diode - Yellow

Y

Light Emitting Diode - Red

R

SW1 – Push button
SW2 – DIP package 8 position
RB – Blower Relay
RV – Reversing Valve Coil
PGM – Phase Guard Monitor
RH – Reheat Valve Coil

1 – Optional, factory installed unit mounted disconnect.
2 – Optional, factory installed internal isolation valve.
3 – Optional, factory installed phase guard
4 – Optional, factory installed phase guard. The yellow transformer wire
shall be connected directly to the CPU board, if this option is not installed.
5 – Wire is provided with the unit but only connected to the X13 motor on dual
capacity units.

Notes:

Accessory Relay

Cycle with Blower

Cycle with Compressor

Water Valve Slow Open

Outdoor Air Damper

SW2-4 SW2-5

On

On

Off

Off

On

Off

Off

On

Operation

Event

Normal Mode

Test Mode

Random Start Delay
Compressor On Delay
Compressor Minimum On Time
Compressor Short Cycle Delay
Blower Off Delay
Fault Recognition Delay – High Pressure
Start-Up Bypass – Low Pressure
Fault Recognition Delay – Low Pressure
Start-Up Bypass – Low Water/Air Coil Limit
Fault Recognition Delay – Low Water/Air Coil Limit
Fault Recognition Delay – Condensate Overflow
Thermostat Call Recognition Time
Auxiliary Heat Staging Delay
Emergency Heat Staging Delay

Less than 1 second

5 to 80 seconds

1 second

5 seconds

< 1 second

30 seconds

2 seconds

Less than 1 second

2 minutes

5 seconds

4 minutes

15 seconds

2 minutes

2 minutes

30 seconds

30 seconds

30 seconds

30 seconds
30 seconds

30 seconds
30 seconds
30 seconds

2 seconds

2 seconds

5 minutes
2 minutes

20 seconds

7.5 seconds

Aurora Timing Events

Reheat Delay

30 seconds

30 seconds

Water Valve Slow Open Delay

90 seconds

90 seconds

Transformer

Blue

460V

Black

24V

2

1

3

Isolation

Valve

Red
(51)

Green

(50)

White

(52)

Note 2

Note 2

Red (53)

CC

470

Ÿ

470

Ÿ

Resistor

Violet (14)

Black (15)

Orange (01)

Orange (02)

Condensate

Brown (23)

Green

RV

HP

LP

T

FD

RV

Blue (07)

Blue (08)

Black (09)

Black (10)

Yellow

Yellow

Blue

460V

Black

Yellow

L2

L3

CC

T2

T3

L1

T1

T1

T2

T3

Black

Yellow

Red

L1 L2 L3

Phase
Guard
Monitor
(PGM)

C

Y-OUT

Y

PGM

Black (7)

White (8)

Red (9)

Yellow (91)

Black/White (92)

Note 4

Note 5

Note 1

Black (95)

Yellow (96)

Disconnect

Neutral

Ground

L1

L1

L2

L2

L3

L3

Unit Power Supply

460/60/3

G

Green (93)

Red (97)

1

2

3

L

N

G

X13
Fan

Motor

C

4

5

Green

Orange

Brown

Tan

Gray

Blue

Red

Black

Black/White

Black/White

Yellow

RH

Gray (60)

Gray

(61)

Note 5

UltraTech

Dual

Capacity

Units Only

RCP

CS

Blue(16)

Blue(18)

CFM

P13

P4

SW1

P5

JW2

P9

LO

O/B

Y2
W
DH

P8

P7

RS485 NET

RS485 NET

P6

RS485 EXP

P3

SW2

On

Future Use

L Output Type

CC – Dual/Single

Acc – Dip 5

Acc – Dip 4

RV – B/O

FP2 – 15°F/30°F

FP1 – 15°F/30°F

Com1
LED5

Com2
LED5

Test Mode

F1-3A

P1

C

PWM

1

2

3

4

5

6

7

8

ALM
ALG
ACC COM
ACC NO
ACC NC

R
C

G
Y1

EH2

C

EH1

C

CO

C

R

-

+

C

R

-

+

Off

Fault

LED1

R

Status

LED3

Config

LED2

CC2

CC

F

C

R

F FG CC CCG

CC2

HI

CC2

LO

CC2

G

REVREV FP1 FP1 FP2 FP2 LPS LPS HPSHPS

Aurora Base Control

(ABC)

K1-RV Relay

K2-CC Relay

K3-CC2 Relay

K4-Fan Relay

K5-Alarm

Relay

K6-Acc

Relay

F

R

C

CC

G

Y1

C

R

ES
LS

P2

EH1

Y

G

G

G

97P819-16 10/30/12

Advertising