Yokogawa JUXTA VJH1 - Manual

User’s
Manual
Network Solutions Business Divisiion
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 VJH1
Isolator
(Isolated Single-output and
Isolated Dual-output Types)
1. 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.
2. 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 side face of the main unit are as ordered.
(2) Packaged Items
Check that the packing carton contains the following items:
● VJH1: 1
● Tag number label: 1 sheet
● Shunt resistor (for current input): 1
● User’s Manual (this manual: IM 77J01H01-01E): 1 copy
3. GENERAL
This plug-in type isolator converts DC current or DC voltage signals into
isolated DC current or DC voltage signals.
4. MOUNTING METHOD
NOTE
Insert/pull out the main unit into/from the socket vertically
to the face of socket. Otherwise the terminals are bent and
it may cause a bad contact.
IM 77J01H01-01E
1st Edition Jul. 2003 (MC)
2nd Edition June 2004 (YK)
4.1 Wall Mounting
Loosen the main unit-fixing screw of the product and pull out the main
unit from the socket. Fix the socket on the wall with screws. Next, in-
sert the main unit into the socket and fasten the main unit with the main
unit-fixing screw.
Main
unit-fixing
screw
Socket
Main unit
Output-1
Zero-adjustment volume
Span-adjustment volume
Output-2
Zero-adjustment volume
Span-adjustment volume
Threaded hole for
fixing the main unit
Mounting
screws
Unit: mm
29.5 or more
22
±
0.2
59
± 0.3
2-M4 or 2-ø4.5 or more
4.2 DIN Rail Mounting
Insert a DIN rail into the upper part of the DIN rail groove on the rear of
the socket, and then slide the slide lock at the lower part of the socket
upwards until the socket is fixed into position as shown below.
Slide lock
DIN rail
DIN rail
Fit into here
Push
DIN rail
(Rear of the socket)
4.3 Mounting Using a Multi-mounting Base
When using a multi-mounting base, see the User’s Manual for VJCE
(VJCE Mounting Base).
4.4 Using a Duct
When using a wiring duct, install the duct at leaset 30 mm away from
the top and bottom faces of the main unit.
IM 77J01H01-01E