Roberts Gorden UltraVac NEMA 4 User Manual

Page 13

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SECTION 2: S

PECIFICATIONS

7

SECTION 2: SPECIFICATIONS
2.1 ROBERTS GORDON

®

ULTRAVAC™ Controller

2.1.1 Enclosure

Standard Enclosure

Construction: 16 gauge painted steel, hinged

door, removable knockouts
provided.

Dimensions: 14.7" w x 17.7" h x 3.5" d

NEMA 4 Enclosure (P/N 10080302)

Description:

NEMA 4 enclosure is sold separately
as an option. ULTRAVAC™ Controller
in standard enclosure is field mounted
inside the NEMA 4 enclosure.

Construction: 14 gauge painted steel, hinged door

with 19" x 16" window.

Dimensions:

24" w x 24" h x 9" d

Protection
Rating:

NEMA 4/12

2.1.2 Electrical - Control Board

Power Supply: 24 V 60 Hz

(from relay board)

Analog Inputs: Sensor (thermistor), BMS enable

(dry contact)

Relay Outputs: 24 Vac

Analog Outputs: 0-10 Vdc

Digital Inputs: Timed, dry contact

Network Ports: RS-485, RS-232

UL Standard: UL 916 / C22.2 No. 205-M1983

2.1.3 Electrical - Relay Board

Power Supply: 120 V (+/- 10%) 1 Ø, 60 Hz

Inputs: 24V

AC

Relay Outputs: Single Pole 3 A 120 Vac

UL Standard: UL 916 / C22.2 No. 205-M1983

2.2 Temperature Sensors

Indoor Sensor

Dimensions: 2.75" w x 4.5" h x 1.15" d

Power:

32 V DC

Features:

LCD temperature display, setpoint
adjustment, override button

Wiring:

Shielded Cable, four twisted pairs,
24 AWG min.

Outdoor Sensor (P/N 10081501)

Dimensions: 1.4" w x 5.3" h x 2" d

Enclosure:

NEMA 4 gasketed aluminum LB
housing, ½" threaded connection

Wiring:

Shielded Cable, one twisted pair,
22 AWG min.

NEMA 4 Enclosure for Indoor Sensor (P/N
10081510)

Description:

NEMA 4 Enclosure is sold separately
as an option. The indoor sensor is
field mounted inside the NEMA 4
enclosure. Temperature thermistor
and LCD temperature display will not
operate properly inside the
enclosure. LCD display feature should
be disabled and use of the NEMA 4
sensor enclosure will require the use
of an outdoor sensor (P/N 10081501)
in the space to monitor zone
temperature.

Dimensions:

6.3" x 3.6" x 1.8"

Construction: Polycarbonate enclosure with clear

front cover, 4 screw cover closure. 16
gauge galvanized subpanel.

Protection
Rating:

NEMA 4/4x/12/13

Flammability
Rating:

UL-94-5V

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