Dwyer A-709 User manual

Brand: Dwyer

Model: A-709

Type: User manual

This manual is also suitable for

Model A-709

Dwyer A-709, a versatile enclosure for RTD temperature transmitters, offers reliable temperature monitoring solutions. With its sturdy construction and easy installation, it's ideal for various industrial applications. The 1/2" NPT opening allows for convenient wiring, while the included adapters provide flexible mounting options. Ensure accurate temperature readings by using the A-709 enclosure with compatible RTD sensors and transmitters.

Dwyer A-709, a versatile enclosure for RTD temperature transmitters, offers reliable temperature monitoring solutions. With its sturdy construction and easy installation, it's ideal for various industrial applications. The 1/2" NPT opening allows for convenient wiring, while the included adapters provide flexible mounting options. Ensure accurate temperature readings by using the A-709 enclosure with compatible RTD sensors and transmitters.

Bulletin E-24-A

DWYER INSTRUMENTS, INC.

Phone: 219/879-8000 www.dwyer-inst.com

P.O. BOX 373 • MICHIGAN CITY, INDIANA 46361, U.S.A. Fax: 219/872-9057 e-mail: info@dwyer-inst.com

Specifications - Installation and Operating Instructions

No. A-709 RTD Transmitter Enclosure

©Copyright 2008 Dwyer Instruments, Inc. Printed in U.S.A. 5/08 FR# 71-440727-10

PARTS LIST

(1) Enclosure

(1) Enclosure Cover

(1) 1/8˝ male NPT x 7/16-24 male Adapter

(1) 1/8˝ male NPT x 7/16 female Adapter

(1) 1/2˝ male NPT x 1/8˝ female Bushing

(2) M4x8 Socket Cap Screws

(1) 1/4˝ I.D. x 3/8˝ O.D. O-ring

ENCLOSURE ASSEMBLY

1. Insert 1/2˝ male NPT x 1/8˝ female adapter into enclosure

from bottom.

2. Place o-ring inside 7/16-24 female fitting and loosely

assemble it to the 7/16-24 male x 1/8˝ NPT adapter, then

assemble to adapter noted in step #1 as shown in Figure 1.

INSTALLING SERIES 651 RTD TRANSMITTER

1. Use M4x8 screws to attach RTD to enclosure.

2. Feed wiring through 1/2˝ NPT opening.

3. Connect wiring to appropriate terminals on transmitter.

INSTALLING SERIES RTD SENSOR

1. From inside of enclosure, feed tip of RTD sensor through

transmitter (if included) and fitting assembly.

2. Make sure wiring will clear all metal surfaces when cover

is replaced.

3. Lock RTD sensor in place by tightening the two hex fit-

tings outside the enclosure.

4. Use 1/8˝ NPT threads to mount assembled unit in place.

Optional A-345 1/8˝ NPT flange includes a gasket and two

self tapping screws for convenient installation on sheet

metal ducts, etc.

5. Attach RTD sensor wires to transmitter terminals if it is

installed within enclosure, if using a remotely located trans-

mitter, route wiring between sensor and transmitter to inside

through the 1/2˝ NPT opening.

6. Replace cover and tighten screws when wiring is com-

plete.

Shown with optional Series

RTD Temperature Transmitter

2-27/32

(72.23

1/2 NPT

3-5/32

(80.12)

1-21/32

(42.07)

1-5/8

(41.28)

1/2 male NPT

x 1/8 female NPT

1/8 male NPT

x 7/16-24 female

O-Ring

7/16-24 female

x 1/8 male NPT

Figure 1

E-24-A 5/27/08 11:56 AM Page 1

1

Dwyer A-709 User manual

Brand: Dwyer

Model: A-709

Type: User manual

This manual is also suitable for

Model A-709

Dwyer A-709, a versatile enclosure for RTD temperature transmitters, offers reliable temperature monitoring solutions. With its sturdy construction and easy installation, it's ideal for various industrial applications. The 1/2" NPT opening allows for convenient wiring, while the included adapters provide flexible mounting options. Ensure accurate temperature readings by using the A-709 enclosure with compatible RTD sensors and transmitters.

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