8figure 2: roberts gordon, Ultravac™ controller specifications, Meter inputs universal inputs – Roberts Gorden UltraVac NEMA 4 User Manual

Page 14: Control board, Relay board

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ROBERTS GORDON

®

ULTRAVAC™ C

ONTROLLER

I

NSTALLATION

M

ANUAL

8

FIGURE 2: ROBERTS GORDON

®

ULTRAVAC™ Controller Specifications

+

-

1

+

-

2

+

-

4

+

-

3

+

-

5

+

-

6

+

-

7

+

-

8

+

-

+

-

REF

24VAC

L2

NO

NC C

NO

NC C

NO

NC C

NO

NC C

NO

NC C

NO

NC C

NO

NC C

NO

NC C

RS485 COMM

REF

+

-

1

+

-

2

+

-

3

+

-

4

METER INPUTS

UNIVERSAL INPUTS

IN

OUT

ADDRESS

RESET

10VDC

499 OHM

OFF
ON

OUT
IN

G

IN

OUT

G

G

G

+5

+32

AUX POWER

RS232 DIRECT

RI

CD

OH

CPU

L1

PWR

+

-

1

+

-

2

+

-

4

+

-

3

+

-

5

+

-

6

+

-

7

+

-

8

+

-

+

-

REF

24VAC

L2

NO

NC C

NO

NC C

NO

NC C

NO

NC C

NO

NC C

NO

NC C

NO

NC C

NO

NC C

RS485 COMM

REF

+

-

1

+

-

2

+

-

3

+

-

4

METER INPUTS

UNIVERSAL INPUTS

IN

OUT

ADDRESS

RESET

10VDC

499 OHM

OFF
ON

OUT
IN

G

IN

OUT

G

G

G

+5

+32

AUX POWER

RS232 DIRECT

RI

CD

OH

CPU

L1

PWR

POWER

L1

L2

GRD

OUTPUT 1

L1

L2

GRD

OUTPUT 2

L1

L2

GRD

OUTPUT 3

L1

L2

GRD

OUTPUT 4

L1

L2

GRD

OUTPUT 5

L1

L2

GRD

OUTPUT 6

L1

L2

GRD

OUTPUT 7

L1

L2

GRD

OUTPUT 8

L1

L2

GRD

120 Vac Outputs

Plug-In

Relays

24 V

Power

Switch

Control
Board

Transformer

Meter Inputs

Analog

Output

Board

Modem

Phone Port

Analog Inputs

Eprom

Chip

Selector

Switch

Reset

Button

RS 485

Terminals

RS 232

Direct Connect

Port

24 V Board

Power Input

24 V Control Board

Power Supply

Relay Board

24 V

Power

1 A Fuse

Sensor

Power

120 Vac Power Input

Modem Chip

(optional - only located

on Controller #1)

24 V

Outputs

24 V Outputs

24 V Input

Connections

Controller Enclosure

OUTPUT

1

L1

L2

GRD

GRD

L2

L1

OUTPUT

2

GRD

L2

L1

OUTPUT

3

GRD

L2

L1

OUTPUT

4

GRD

L2

L1

OUTPUT

5

GRD

L2

L1

OUTPUT

6

GRD

L2

L1

OUTPUT

7

GRD

L2

L1

OUTPUT

8

GRD

L2

L1

POWER

Line Voltage 120 V wiring

Relay Board

Low Voltage 24 V wiring

Control Board

5 V TCP/IP

Module

Power

Analog

Outputs

Note:

To ensure robust control signaling:
Do not run line voltage wiring through bottom section
of enclosure that houses the control board.

Do not run low voltage wiring through top section
of enclosure that houses the relay board.

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