Yokogawa JUXTA VJTK User Manual

User’s manual, Model vjtk limit alarm (thermocouple input type), Model and suffix codes

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User’s
Manual

Model VJTK
Limit Alarm (Thermocouple Input Type)

IM 77J01T21-01E

IM 77J01T21-01E

©Copyright Aug. 2006

2nd Edition: Feb. 2007

4. MODEL AND SUFFIX CODES

VJTK-0 2

-

0/

T 0

Model

Number of outputs
2: 2 outputs

Power supply
6: 100-240 V AC/DC (Operating range: 85 to 264 V)
7: 15-30 V DC (Operating range: 12 to 36 V)

Input signal
1: K (CA)

6: S

2: T (CC)

7: B (RH)

3: E (CRC)

8: N

4: J (IC)

9: W3

5: R

A: W5

Output signal
T: Alarm output (2 points of relay contacts)

Optional specification
Blank: With socket
/SN: Without socket

5. MOUNTING METHODS

5.1 Wall Mounting

Loosen the main unit-fixing screw to disconnect the main
unit from the socket. Next, anchor the socket onto the wall
with screws. Then, plug the main unit into the socket and se-
cure the main unit with the main unit-fixing screw.

Main
unit-fixing
screw

Socket

Main unit

Hole for main
unit-fixing screw

Mounting
screws

<Mounting Dimensions>

Unit: mm

29.5 or more

22

±

0.2

59

±

0.3

2-M4 or 2-ø4.5 or more

1. CAUTIONARY NOTES FOR SAFE

USE OF THE PRODUCT

This user’s manual should be carefully read before installing
and operating the product. The following symbol is used on
the product and in this manual to eusure safe use.

This symbol is displayed on the product when it is
necessary to refer to the user’s manual for infor-
mation on personnel and instrument safety. This
symbol is displayed in the user’s manual to indi-
cate precautions for avoiding danger to the opera-
tor, such as an electric shock.

The following symbols are used only in this manual.

IMPOORTANT

Indicates that operating the hardware or software
in a particular manner may cause damage or result
in a system failure.

NOTE

Draws attention to essential information for under-
standing the operations and/or functions of the
product.

2. CHECKING THE PRODUCT SPECIFICATIONS

AND THE CONTENTS OF THE PACKAGE

(1) Model and Specifications Check

Check that the model and specifications indicated on the
nameplate attached to the side face of the main unit are as
ordered.

(2) Contents of the Package

Check that the package contains the following items:

VJTK: 1

User’s manual (this manual: IM 77J01T21-01E): 1

Accessories:

Tag number label: 1 sheet

Range label: 1 sheet

RJC sensor: 1

3. GENERAL

This plug-in type Limit Alarm for thermocouple input receives
thermocouple signal.

Each parameter setting can be changed using a PC
(VJ77 PC-based Parameters Setting Tool) or the Handy
Terminal (JHT200 ).

Keep this manual in a safe place.

Network Solutions Business Divisiion

2-9-32, Naka-cho Musashino-shi, Tokyo 180-8750 Japan
Phone: +81-422-52-7179

Facsimile: +81-422-52-6619

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