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712C
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Fluke 712C [22/42] Contrast adjustment

712C

Users Manual

Contrast Adjustment

The Product allows you to adjust the display contrast, as

shown in Figure 5.

To adjust the contrast:

1. Push  until Measure shows on the display.

2. Push  to darken contrast, or  to lighten contrast.

hnh18.eps

Figure 5. Adjust the Contrast

Содержание

C users manual 1
Rtd calibrator 1
Users manual 1
Warranty 2
Table of contents 3
C users manual 4
List of tables 5
Table title page 5
Figure title page 7
List of figures 7
How to contact fluke 9
Introduction 9
C users manual 10
Safe working practices 11
Safety information 11
C users manual 12
Table 2 international electrical symbols 12
Standard equipment 13
C users manual 14
Figure 1 standard equipment 14
Input and output terminals 15
C users manual 16
Figure 3 keys 17
Figure 3 shows the product keys table 4 explains their use 17
Rtd calibrator keys 17
The product has keys for different purposes some keys have secondary functions that are available when shift already shows on the display 17
Display 19
Figure 4 elements of a typical display 19
Figure 4 shows the elements of a typical display table 5 describes the elements 19
Rtd calibrator display 19
C users manual 20
Auto backlight off 21
Auto power off 21
C users manual 22
Contrast adjustment 22
Magnet mounting and hanging strap 23
Activate loop power supply 24
C users manual 24
Measure ma current 24
Measure ma current and activate loop power supply 24
Measure temperature 25
Set temperature unit 25
Use resistance temperature detectors rtds 25
C users manual 26
Figure 8 measure temperature with an rtd 27
Rtd calibrator measure temperature 27
C users manual 28
Source temperature signals 28
Simulate rtds 29
C users manual 30
Figure 10 connections for simulating 3 and 4 wire rtd 30
Scale ma channel to temperature 31
Set 0 and 100 output parameters 31
Auto storage of settings 32
C users manual 32
Select step or ramp mode 32
Set step and ramp range 32
Step and ramp modes 32
Replace the batteries 33
C users manual 34
Clean the product 34
Maintenance 34
Service center calibration or repair 34
Replacement parts 35
C users manual 36
Figure 12 replacement parts 36
Dc ma measurement 37
Ohms measurement 37
Specifications 37
C users manual 38
Ohms source 38
Measure c source c 39
Rtd calibrator specifications 39
Rtd input and output 39
Rtd type α range c 39
Year 2 year source current 1 year 2 year 39
C users manual 40
General specifications 41
Loop power supply 41

Fluke 712C [22/42] Contrast adjustment

Содержание

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