Philips pm2521 Manuals

Philips pm2521 Manuals

Manuals and User Guides for Philips pm2521. We have 3 Philips pm2521 manuals available for free PDF download: Service Manual, Operating Manual

Philips pm2521 Service Manual

Philips pm2521 Service Manual (187 pages)

Automatic Multimeter

Brand: Philips | Category: Multimeter | Size: 7.38 MB

Table of Contents

Table of Contents
4
Display Section
5
General
9
Analog Section (Extended Measurements)
11
Analog Section (Extended Measurements)
15
- Frequency Measurements
  15
Time Measurements
16
- Convertor
  18
Active Filter
18
- Analog-To-Digital Convertor
  18
  - Control Section
    20
Microprocessor
20
Interrupt Controller
22
Counter
23
Rom's
24
Display Section
24
- Detailed Circuit Description
  26
Measuring Sequence
26
Initialisation
27
Set up Routine
31
Measurement Routine
31
- Calculation Routine
  32
Frequency Measurements
39
Time Measurements
40
R.M.S. Convertor
41
Impedance Convertor
42
Active Filter
43
33. Interrupt Controller
45
- Rom
  52
Power Supply
54
Access
55
Dismantling the PIVI2521
55
- Removing the Top Cover
  55
Replacing Parts
56
- Function Switch
  56
  - Thermal Fuse
    56
Checking and Adjusting
58
AC Ranges
61
Fault-Finding
67
General
67
- Service Hints
  67
- Fault-Finding Procedure
  67
Fault-Finding Flow-Charts
68
- Basic Check
  68
- Function Part
  69
- Trigger Level Part
  72
- Analog Part
  76
- ADC Part
  77
- Digital Part
  78
- Free-Run
  79
- Display Part
  81
- Power Supply Check
  83
Analog Section (Standard Measurements)
169

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PHILIPS pm2521 Operating Manual

PHILIPS pm2521 Operating Manual (152 pages)

Automatic Multimeter

Brand: PHILIPS | Category: Multimeter | Size: 5.72 MB

Philips pm2521 Operating Manual

Philips pm2521 Operating Manual (52 pages)

Automatic Multimeter

Brand: Philips | Category: Multimeter | Size: 2.15 MB

Table of Contents

Contents
4
Introduction
11
Technical Data
12
Measuring Performance
12
Direct Voltage Measurements
12
Alternating Voltage Measurements
13
Direct Current Measurement
14
Alternating Current Measurement
15
Db Measurements
16
Resistance Measurements
17
Diode Measurements
18
Temperature Measurements
18
Counter Measurements (Hz)
19
Time Measurements
20
Trigger Level
21
General Data
22
Conversion Characteristics (ADC)
22
Visual Representation of the Display
22
Operating Conditions in Accordance with IEC 359
22
Mains Supply Conditions
23
Input Terminals Arrangement
23
Time Function ADC
23
Dimensions and Weight
23
Accessories
24
Principle of Operation
27
Analog Section
27
Control Section
28
Display Section
28
Installation
29
Mains Supply
29
Replacing the Main Fuse
29
Adaption to the Mains Voltage/Frequency
29
Operation
30
Controls
30
Switching on
30
Front Panel Facilities Description
30
Zero Setting
32
Rear Panel Facilities
32
Input Sockets
32
Standard Measurements
33
Direct Voltage Measurements in Relative Reference Mode (Zero Set)
34
Db Measurements (Standard Method)
35
Db Measurements in Relative Reference Mode (Zero Set)
36
Resistance Measurements (Standard Method)
38
Resistance Measurement in Relative Reference Mode (Zero Set)
38
Diode Measurements (Standard Method)
39
Diode Measurements in Relative Reference Mode (Zero Set)
39
Temperature Measurements (Standard Method)
40
Temperature Measurements in Relative Reference Mode (Zero Set)
41
Frequency Measurements
41
Time Measurement
43
Normal Trigger Mode
44
Special Trigger Mode with Data Hold Probe
45
Time Measurements
45
Peak Voltage Measurement
46
Extended Capabilities
48
High Tension Measurements with HT Probe
48
High Current Measurements
49
Direct, Alternating High Current Measurements with Shunt PM 9244
49
Alternating Current Measurements with Current Transformer
50
Data Hold Measurments with Probe PM 9263
50
High Frequency Measurements
51

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