Model VJHR
Isolator
(Reverse Output Type)
(Isolated Single-output and
Isolated Dual-output Types)
CAUTIONARY NOTES FOR SAFE USE OF THE
PRODUCT
This User’s Manual should be carefully read before installing
and operating the product. Please keep this User’s Manual for
future reference. For more information of the safety precautions,
please refer to the “Precautions on the Use of the JUXTA Series (IM
77J01A00-91Z1)”.
The related manuals and general specifications
are shown in the table below.
Doc. Name
Doc. Number
Precautions on the Use of the JUXTA Series (User’s Manual) IM 77J01A00-91Z1
Model VJHR Isolator (User’s Manual)
IM 77J01H12-01E
(This manual)
Model VJHR Isolator (General Specifications)
GS 77J01H12-01E
User’s manuals in the above table are essential parts of the
product; keep it in a safe place for future reference.
This manual is intended for the following personnel;
• Engineers responsible for installation, wiring, and maintenance
of the equipment.
• Personnel responsible for normal daily operation of the
equipment.
The following symbol is used on the product and in this manual to
ensure safe usage.
WARNING
Calls attention to actions or conditions that could
cause serious or fatal injury to the user, and indicates
precautions that should be taken to prevent such
occurrences.
CAUTION
Calls attention to actions or conditions that could
cause injury to the user or damage to the instrument
or property and indicates precautions that should be
taken to prevent such occurrences.
QR Code
The product has a QR Code pasted for efficient plant
maintenance work and asset information management.
It enables confirming the specifications of purchased products
and user’s manuals.
For more details, please refer to the following URL.
https://www.yokogawa.com/qr-code
* QR Code is a registered trademark of DENSO WAVE
INCORPORATED.
CHECKING PRODUCT SPECIFICATIONS
AND PACKAGE
(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:
• VJHR: 1 unit
Standard Accessories:
• Tag number label: 1 sheet
• Shunt resistor (for current input): 1 piece
• User’s manual (IM 77J01H12-01E, this manual): 1 copy
• User’s manual (IM 77J01A00-91Z1): 1 copy
IM 77J01H12-01E
6th Edition Mar. 2021 (YK)
GENERAL
This plug-in type isolator converts DC current or DC voltage
signals into isolated, and inverted DC current or DC voltage
signals.
• 0 to 100% of the input signals are reversed and outputted.
MODEL AND SUFFIX CODES
Model
Suffix codes
Description
VJHR
-0
x x -x x x
0
/x
Isolator (Reverse Output Type)
Fixed code
-0
Always -0
Output
1
1 output
2
2 outputs
Power supply
6
100-240 V AC/DC
*1
7
15-30 V DC
*2
Input signal
-A
4 to 20 mA DC
-B
2 to 10 mA DC
-C
1 to 5 mA DC
-D
0 to 20 mA DC
-E
0 to 16 mA DC
-F
0 to 10 mA DC
-G
0 to 1 mA DC
-H
10 to 50 mA DC
-1
0 to 10 mV DC
-2
0 to 100 mV DC
-3
0 to 1 V DC
-4
0 to 10 V DC
-5
0 to 5 V DC
-6
1 to 5 V DC
-7
−10 to +10 V DC
-Z
Custom order
*3
Output-1 signal
A
20 to 4 mA DC
B
10 to 2 mA DC
C
5 to 1 mA DC
D
20 to 0 mA DC
E
16 to 0 mA DC
F
10 to 0 mA DC
G
1 to 0 mA DC
1
10 to 0 mV DC
2
100 to 0 mV DC
3
1 to 0 V DC
4
10 to 0 V DC
5
5 to 0 V DC
6
5 to 1 V DC
7
+10 to −10 V DC
Z
Custom order
*3
Output-2 signal
A
20 to 4 mA DC
6
5 to 1 V DC
N
No output-2
Z
Custom order
*3
Fixed code
0
Always 0
Option
/SN
No socket (with socket if not
specified)
/C0
Coating
*4
/FB
Fuse bypass
*4
*1: Operating range: 85 to 264V AC/DC
*2: Operating range: 12 to 36V DC
*3: DC voltage signal or DC current signal
*4: When option code /C0 or /FB is specified, the conformity to the safety
and EMC standards is excluded. CE marking is not applicable.
User’s
Manual
1
Thank you for purchasing the JUXTA Signal Conditioner.
Please read through this manual before use for correct handling.
2-9-32, Naka-cho Musashino-shi, Tokyo 180-8750 Japan
Phone: +81-422-52-7179 Facsimile: +81-422-52-6793
http://www.yokogawa.com/ns/juxta/im/
You can download the latest manuals from the following website: