Yokogawa JUXTA VJP8 - Manual

Instruction
Manual Model VJP8
Pulse Rate Converter (Multi-function)
IM 77J01P08-01E
IM 77J01P08-01E
1st Edition Feb. 2000
2nd Edition June 2004
4. MOUNTING METHODS
4.1 Wall Mounting
Loosen the main unit-fixing screw of the converter 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
Threaded hole for
fixing the main unit
Mounting
screws
Fig. 4.1
4.1.1 Mounting Dimensions
Unit: mm
29.5 or more
22
±
0.2
59
± 0.3
2-M4 or 2-ø4.5 or more
Fig. 4.2
4.2 DIN Rail Mounting
Locate the converter so that the DIN rail fits into the upper part of
the DIN-rail groove at the rear of the socket, and fasten the socket
using the slide lock at the lower part of the socket.
Slide lock
DIN rail
DIN rail
VIEW A (Rear of socket)
VIEW A
Fig. 4.3
Keep this manual in a safe place.
1. CAUTIONARY NOTES FOR SAFE
USE OF THE PRODUCT
For the correct use of this product, read through this manual before
use. The following safety symbol is indicated on the product to en-
sure safe use.
CAUTION
If this symbol is indicated on the product, the operator
should refer to the explanation given in the instruction
manual in order to avoid personnel injury or death to either
themselves or other personnel, and/or damage to the instru-
ment. The manual describes the special care the operator
should exercise to avoid shock or other dangers that may re-
sult in injury or loss of life.
The following symbol marks are used only in this manual.
IMPORTANT
Indicates that operating the hardware or software in a par-
ticular manner may damage it or result in a system failure.
NOTE
Draws attention to information that is essential for under-
standing the operations and/or features of the product.
2. CHECKING PRODUCT SPECIFI-
CATIONS AND THE CONTENTS
OF PACKING
(1) Model Number and Specification Check
Check that the model number and specifications shown on the
nameplate attached on the side of the product are as ordered.
(2) Contents of the Packing
Check that the packing contains the following items:
● VJP8 main unit, 1
● Instruction Manual (IM 77J01P08-01E), 1
Accessories:
● Tag number label, 1
● Range label, 1
● Shunt registor (when optional code/R is specified), 1
3. GENERAL
The VJP8 is a plug-in pulse rate converter that receives contact, volt-
age or current pulse from a field, and converts it into isolated transis-
tor-contact pulse or contactless AC switch pulse at a preset pulse rate.
The VJP8 can also be used as a pulse signal repeater by setting the
pulse rate and pulse width type.
The VJP8 pulse rate scaler features:
• Either pulse output or communication function (RS-485) is se-
lectable as Output-2.
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