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Philips PM 6670 - User Manual

Philips PM 6670
21 pages
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Summary

1. Technical Specification

Measuring Modes

Lists and describes various measuring modes like Frequency, Time Interval A to B, Count A, etc.

Input and Output Specifications

Input Channel Specifications (A, B, C)

Details specifications for Inputs A, B, and C (PM 6672 only), including ranges, sensitivity, and impedance.

Channel D Interface and Auxiliary Functions

Describes Channel D interface and auxiliary functions like measuring time and hold-off.

Definitions and Trigger Error

Definitions of Key Terms

Explains terms like LSD (Least Significant Digit), resolution, and trigger error.

Trigger Error Explanation

Explains the absolute measurement error due to noise affecting triggering.

Accessories

Included and Optional Accessories

Lists items supplied with the instrument and optional accessories available for purchase.

2. Installation Instructions

General Safety, Grounding, and Cabinet Access

Covers general safety, grounding requirements, and precautions for opening the cabinet.

Power Settings and Protection

Explains voltage setting, external battery operation, and fuse information.

Operating Position and Cleaning

Covers adjusting the tilting handle and cleaning the counter covers.

3. Operating Instructions

Power, Display, and Basic Controls

Explains POWER, CHECK, RESET, DISPL HOLD, and MEASURING TIME functions.

Hold Off Function (PM6671)

Explains the HOLD OFF function for the PM6671 to avoid false triggers.

Front Panel Controls and Measurement Modes

Details the function selector rotary switch and various measurement modes.

Rear Panel Interface

Input D and Input E Functions

Describes the functions of Input D and the selectable options for Input E.

Gate Monitor and External Battery Input

Describes the gate monitor output and external battery input.

Theory of Measurements

Introduction and Input Triggering

Introduces measurement capabilities and explains input signal processing for triggering.

Schmitt-Trigger and Frequency Triggering

Time Interval Measurement Accuracy Factors

Explains factors affecting accuracy in time interval measurements, like hysteresis.

Low-Pass Filter and Input C (PM6672)

Measurement Modes: Frequency, Period, RPM

Explains the principles of frequency, period, and RPM measurements.

Measuring Time Parameter

Discusses how measuring time affects resolution and synchronization.

Ratio and Count Measurement Principles

Time Interval Measurement Techniques

Explains single and average time interval measurement techniques.

Pulse Width Measurement Technique

Phase Delay Measurement Method

Details how phase delay between two signals is measured.

SPECIAL FUNCTIONS

Arming and External Reset Functionality

Explains the external arming and reset functions for controlling measurements.

Burst Frequency Measurement Techniques

Explains single and multiple burst frequency measurement methods.

Practical Measurements

Preliminary Settings and Frequency Measurement

Lists preliminary settings and provides steps for frequency measurements.

Period Measurement Procedure

Step-by-step guide for performing period measurements.

Count, Hold-Off, and Ratio Measurement Procedures

Time Interval and Phase Delay Procedures

Guides for time interval and phase delay measurement procedures.

Pulse Width Measurement Procedure

Pulse Width Measurement Steps

Provides step-by-step instructions for measuring pulse width.

Check Mode Functionality

Explains how to use the CHECK mode for self-testing measuring functions.

4. Performance Check

Test Equipment and Initial Setup

Lists required test equipment and describes the initial setup for performance checks.

Instrument Component Checks

Details checks for oscillator, sensitivity, frequency response, and specific inputs.

Trigger Level and Count A Manual Checks

Explains how to check trigger level functionality and the COUNT A MANUAL mode.

Count A Gated;Start-Stop, Pulse Width, RPM Checks

Period, Frequency, Ratio, Phase Checks

Details procedures for checking Period, Frequency, Ratio, and Phase measurements.

Hold Off, Time Interval, Filter, Dead-Time Checks

Details procedures for checking Hold Off, Time Interval, filter, and dead-time.

Frequency Average, Ext. Standard Input Checks

Ext. Reset, Arming, Int. Output, Gate Monitor Checks

Details procedures for checking Ext. Reset, Arming, Int. Output, and Gate Monitor.

Philips PM 6670 Specifications

General IconGeneral
BrandPhilips
ModelPM 6670
CategoryCash Counter
LanguageEnglish

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