Monarch Instrument Vibration Strobe User Manual

Page 3

SPECIFICATIONS

Flash Rate Range:

100-12,000 FPM (Flashes Per Minute)

Locking Range:

Wide Mode:

600 to 10,000 RPM

Narrow Mode:

200 to 8,000 RPM

Accuracy:

± 1 FPM (RPM)

Resolution:

1 FPM

Display:

5-Digit Liquid Crystal Display, Low Battery Indication

Input:

Connector: 3.5 mm Stereo Plug
2.5 to 12 volt pulse in External (EXT) mode
100mV/g accelerometer in Tracking (LOCK/TRACK) mode,
externally powered

Output:

Connector: 3.5 mm Mono Plug
Approx 6 Volt positive pulse

Power:

6.0 Vdc, Internal Rechargeable Sealed Lead Acid Battery

Charger:

115 Vac (Optional 230 Vac)

Operating Time:

In excess of 60 minutes at 1800 FPM (on full charge)

Flash Duration:

30 microseconds

Flash Tube (Lamp) Life: 100 million flashes

Operating Temperature:

0-40° C (May be operated for short time periods, slightly beyond stated

temperature range.)

Weight:

2.5 lbs.

INTRODUCTION ....................................................................................... 1
PREPARATION FOR USE ........................................................................ 2
OPERATION ............................................................................................. 3
MEASURING RPM WITH THE Vibration Strobe ....................................... 4
BALANCING AND PHASE MEASUREMENT ........................................... 4
PHASE ANALYSIS ................................................................................... 6
MOTION STUDIES ................................................................................... 7
POWER REQUIREMENTS AND BATTERY CHARGING ........................ 8
LAMP REPLACEMENT ............................................................................. 8
REPAIR/SERVICE/PARTS ..................................................................... 10

TABLE OF CONTENTS

DECLARATION OF CONFORMITY

As Manufacturer:

Monarch Instrument

Division of Monarch International Inc.

15 Columbia Drive, Amherst NH 03031 USA

declares under Monarch’s sole responsibility that the product:

to which this declaration relates is in conformity with the following standards:

and therefore conforms with the requirements of Council Directive
89/336/EEC relating to electromagnetic compatibility. Retlif Testing
Laboratories performed the testing of this product. (Report No R-2700N).

Name:

Vibration Stroboscope

Model:

VB 115/230

EMC:

EN50082-2:1995
EN55011:1991 Group 1, Class A
EN61000-4-2
ENV50140
EN61000-4-4
ENV50142
ENV50141

March 1996

Manufacturer (Amherst, NH)

Alan Woolfson, VP Engineering

(Authorized Signature)