Rion VM-83 User manual

3-20-41 Higashimotomachi, Kokubunji, Tokyo 185-8533, Japan
http://www.rion.co.jp/english/
INSTRUCTION MANUAL
Vibration Meter
VM-83

i
Organization of this manual
This manual describes the features and operation principles of the vibration meter
VM-83. For information regarding the operation of other equipment in the case of
incorporating the VM-83 into a measurement system with other equipment, always
make sure refer to the documentation of the other equipment.
The page iii and follows contain important information on safety. Be sure to read
this part.
This manual contains the following sections.
Outline
Gives basic information on the conguration and features of the unit, and
contains a block diagram.
Controls and Features
Briey identies and explains all parts of the unit.
Preparations
Describes installation, connections, inserting batteries, pre-use checks and
other steps.
Measurement
Describes the steps for measurement.
Comparator
Describes how to use the comparator function.
Printer
Gives information on a printer that can be connected to the unit.
Serial Interface
Describes how to use the serial interface for connection to a computer.
Technical Information
Provides additional information that is helpful for using the unit.
Specications
Lists the technical specications of the unit.
Index
Index to the contents of the manual.
* All company names and product names mentioned in this manual are
trademarks or registered trademarks of their respective owners.

ii
This item is classied as “a regulated product or regulated tech-
nology in the Foreign Exchange and Foreign Trade Control Act”.
Export of this item from Japan requires an export license from the
Government of Japan.
The product described in this manual is in conformity with the
following European standards;
Note: CE requirements are met provided that a core lter is tted to
every cable.
The measurement result may be inuenced when the instrument is used
in a radio-frequency electromagnetic (RFE) eld.
To conform to the EU requirement of the Directive
on Waste Electrical and Electronic Equipment, the
symbol mark on the right is shown on the instru-
ment.
This product can be used in any areas including residential areas.

iii
FOR SAFETY
In this manual, important safety instructions are specially marked as shown
below. To prevent the risk of injury to persons and severe damage to the unit
or peripheral equipment, make sure that all instructions are fully understood
and observed.
Caution
Important
Disregarding instructions
printed here incurs the risk of
injury to persons and/or dam-
age to peripheral equipment.
Disregarding instructions
printed here incurs the risk of
damage to the product.
Mentioned about the tips to
use this unit properly. (This
messages do not have to do
with safety.)
Note

iv

v
Usage Precautions
Operate the unit only as described in this manual.
Take care not to drop the unit, and protect it from shocks and vibrations.
Do not store or use the unit in locations where the unit may be subject to
- splashes of water or high levels of dust,
- air with high salt or sulphur content, or other gases or chemicals,
- high temperature or humidity (50°C or above, 90%RH or above), or
direct sunlight,
- directly transmitted vibrations or shock.
Observe the following precautions after using the unit:
- Always switch off the power.
- When the unit is not to be used for an extended period, remove the
batteries to prevent possible damage caused by battery leakage.
Do not disassemble the unit or attempt internal alterations.
Have the unit checked and serviced regularly within one or two years.
(Sensitivity calibration can be performed at the factory for a fee.)
When powering the unit externally, use only the specied AC adapter
(option). Using a different adapter may cause malfunction or damage.
Do not tap the LCD panel for example with your nger or a pen, to prevent
possible malfunction or damage.
In case of malfunction, do not attempt any repairs. Note the condition of
the unit clearly and contact the supplier.
When disconnecting cables, always hold the plug and do not pull the
cable. Do not apply excessive force.
When disposing of the unit or the accessories, follow national and local
regulations regarding waste disposal.

vi
Contents
FOR SAFETY............................................................................... iii
Outline............................................................................................1
Controls and Features......................................................................3
Front panel ................................................................................3
Rear panel .................................................................................5
Side panel .................................................................................7
Display .....................................................................................8
Preparations .................................................................................. 11
Power supply ........................................................................... 11
Inserting batteries ...................................................................11
AC adapter ..............................................................................12
Using the prop-up feet ............................................................13
Selecting an accelerometer ......................................................14
Connecting the accelerometer .................................................15
Setting the INPUT SELECT switch.........................................17
Accelerometer sensitivity calibration .....................................18
Measurement.................................................................................20
Power-on .................................................................................20
Measurement mode setting .....................................................21
Display characteristics setting .................................................22
High-pass lter setting ............................................................23
Low-pass lter setting .............................................................24
Level range setting ..................................................................25
Menu settings ..........................................................................27
Calibration ..............................................................................31
Maximum value hold ..............................................................33
Peak hold ................................................................................36
Comparator ...................................................................................38
Printer...........................................................................................43

vii
Serial Interface..............................................................................47
Transmission principle ............................................................47
Local mode/Remote mode ......................................................48
Transfer protocol .....................................................................50
Error processing .....................................................................52
Control operation in remote mode ...........................................53
Command format ....................................................................54
Technical Information ...................................................................69
Noise level and measurement range ........................................69
Delay of output signal .............................................................73
Rack mounting ........................................................................73
Accelerometer installation ......................................................74
Display range ..........................................................................76
Aliasing effect ........................................................................77
Filter characteristics ................................................................78
VM-83PB1 software ...............................................................80
Specications ................................................................................81
Index.............................................................................................93

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