Yokogawa JUXTA VJXS User Manual

User’s manual, Checking product specifications and packaged items, General

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User’s
Manual

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

Facsimile: +81-422-52-6793

Please read through this User’s Manual before use for correct handling.

Please keep this User’s Manual for future reference.

Model VJXS
Universal Computing Unit
(Isolated 1-output,
Isolated 2-output Type)

CAUTIONARY NOTES FOR SAFE USE OF THE PRODUCT

This User’s Manual should be carefully read before installing and oper-
ating the product. The following symbol is used on the product and in
this manual to ensure safe use.

This symbol is displayed on the product when it is
necessary to refer to the User’s Manual for information on
personnel and instrument safety. This symbol is displayed
in the User’s Manual to indicate precautions for avoiding
danger to the operator, such as an electric shock.

The following symbols are used only in this manual.

IMPORTANT

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 understanding
the operations and/or functions of the product.

CHECKING PRODUCT SPECIFICATIONS AND PACKAGED ITEMS

(1) Checking the Model and Product Specifications

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

(2) Packaged Items

Check that the package contains the following items:

VJXS: 1

Range label: 1

Receiving resistor (for current input): 1

User’s Manual (this manual: IM 77J01X11-01E): 1
* When the optional specification “/R250” is specified, the 250

receiving resistor is attached. When the optional specification
“/R250” is not specified, the 100

receiving resistor is attached.

GENERAL

This plug-in type universal computing unit receives DC current or DC
voltage signals, applies various computing functions to them, and then
converts them into isolated DC current or DC voltage signals.

IM 77J01X11-01E

1st Edition Aug. 2005 (YK)

2nd Edition Nov. 2005 (YK)

MODEL AND SUFFIX CODES

Model
Function
A: Free program

G: Limiter

B: Moving average H: Velocity computation
C: Dead time

J: Linearizer

D: 1st-order lag

K: Ratio setter

E: 1st-order lead
F: Uniform-speed response (velocity limiter)

Output
1: 1 output
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
A: 0 to 50 mA DC

Span is 1 mA or more

B: 0 to 10 mA DC

Span is 0.1 mA or more

1:

10 to +10 V DC

Span is 0.1 V or more

2:

2 to +2 V DC

Span is 10 mV or more

Output-1 signal
A: 0 to 20 mA DC

Span is 2 mA or more

B: 0 to 5 mA DC

Span is 1 mA or more

1: 0 to 10 V DC

Span is 0.1 V or more

2: 0 to 100 mV DC

Span is 10 mV or more

3:

10 to +10 V DC

Span is 0.2 V or more

4:

100 to +100 mV DC Span is 20 mV or more

Output-2 signal
A: 4 to 20 mA DC

6: 1 to 5 V DC

N: No output-2

Optional specification
/R250: With 250

receiving resistor

/SN: Without socket

VJXS-

-

0/

IM 77J01X11-01E

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