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Product Manual - Page 1
All product names are trademarks of their respective companies.
®
725
Multifunction Process Calibrator
Users Manual
MyFlukeStore Shop for Fluke products online at: www.
.com 1.888.610.7664 October, 1998 Rev.3, 5/04
© 1998-2004 Fluke Corporation, All rights reserved.
Product Manual - Page 4
... Recalling Setups 38 Calibrating a Transmitter 39 Calibrating a Pressure Transmitter 41 Calibrating an I/P Device 43 Testing an Output Device 45 Remote Control Commands 46 Replacing the Batteries 49 Replacing the Fuses ...49 Maintenance...50 Cleaning the Calibrator 50 Service Center Calibration or Repair 50 Replacement Parts ...51 Accessories ...53
ii
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Product Manual - Page 9
Multifunction Process Calibrator
Introduction
Your Fluke 725 Multifunction Process Calibrator (referred to the functions in Table 1, the calibrator has the following features and functions:
• A split-screen display.
MyFlukeStore Shop for Fluke products online at: www.
.com 1.888.610.7664 The upper display allows you to measure volts, current, and pressure only. The lower display ...
Product Manual - Page 11
... identifies conditions and actions that pose hazard(s) to the user;
Use the calibrator only as specified in Table 9.
• TL75 test leads (one set)
• AC70A alligator clips (one set)
• Stackable alligator clip test leads (one set)
• 725 Product Overview Manual
• 725 CD-ROM (contains Users Manual) • Spare fuse
Standard Equipment
Safety Information
The...
Product Manual - Page 12
... the case. Pay particular attention to a voltage source when the test leads are plugged into the current terminals. • Do not use the calibrator if it operates abnormally. 725 Users Manual
W Warning
To avoid possible electric shock or personal injury:
• Do not apply more than the rated voltage, as marked on the probes.
•...
Product Manual - Page 16
725 Users Manual
Getting Acquainted with the Calibrator
Input and Output Terminals Figure 2 shows the calibrator input and output terminals. Input/Output Terminals and Connectors
MyFlukeStore Shop for Fluke products online at: www.
.com 1.888.610.7664 Table 3 explains their use.
8
1
725 MULTIFUNCTION CALIBRATOR
V mA LOOP
ZERO
MEAS SOURCE
V mA TC
STORE SETUP RECALL
RTD
Hz °C &#...
Product Manual - Page 18
Keys 10
6 7
8 9 10 11
sh41f.eps
MyFlukeStore Shop for Fluke products online at: www.
.com 1.888.610.7664 725 Users Manual
Keys Figure 3 shows the calibrator keys and Table 4 explains their use.
725 MULTIFUNCTION CALIBRATOR
2
V mA LOOP
ZERO
MEAS
V mA
Hz
1
SOURCE TC
RTD
°C °F
STORE SETUP
100%
RECALL
25%
25%
0%
30V MAX ALL TERMINALS
SOURCE / MEASURE
mA+ 3W
V
TC...
Product Manual - Page 22
...of the calibrator.
Press l to select dc voltage sourcing.
5. Press V to
select dc voltage (upper display). Press H and I to step between 1 and 30 minutes.
14
MyFlukeStore Shop for Fluke products ...on ). 725 Users Manual
Getting Started
This section acquaints you with the Shut Down mode enabled for a time duration set to 30 minutes (displayed for about 1 second when the calibrator is ...
Product Manual - Page 24
.... The firmware version will be shown in Figure 6. 2. To adjust the contrast, proceed as shown in the upper units display for Fluke products online at: www.
.com 1.888.610.7664 Press and hold W to save the contrast level.
16
725 MULTIFUNCTION CALIBRATOR
1
V mA LOOP
ZERO
2
MEAS SOURCE
V mA TC
RTD
Hz °C °F
STORE SETUP RECALL...
Product Manual - Page 26
Black
Figure 8. 725 Users Manual
725 MULTIFUNCTION CALIBRATOR
V mA LOOP
ZERO
MEAS SOURCE
V mA TC
STORE SETUP RECALL
RTD
Hz °C °F
100% 25% 25% 0%
Red
TEST DC PWR
- ++ - +- Connections for Supplying Loop Power 18
sh18f.eps
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.com 1.888.610.7664
Product Manual - Page 34
... for Fluke products online at: www.
.com 1.888.610.7664
Differential modules also work in use a pressure module, read its instruction sheet....process pressure to be tested
Proceed as follows to measure pressure:
W Warning
To avoid a violent release of pressure in a pressurized system, shut off the valve and slowly bleed off the pressure before you use , media, and accuracy. 725 Users Manual...
Product Manual - Page 36
Connections for Measuring Pressure
sh37f.eps
28
MyFlukeStore Shop for Fluke products online at: www.
.com 1.888.610.7664 725 Users Manual
725 MULTIFUNCTION CALIBRATOR
V mA LOOP
ZERO
MEAS SOURCE
V mA TC
STORE SETUP RECALL
RTD
Hz °C °F
100% 25% 25% 0%
Gage Module
Isolation Valve
Differential
Module
L
H
Tank
Figure 13.
Product Manual - Page 38
to 20-mA Transmitter
Readout or Controller
sh17f.eps
30
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725 Users Manual
725 MULTIFUNCTION CALIBRATOR
Red
+
+24 V
Loop Power Supply
V mA LOOP
ZERO
MEAS SOURCE
V mA TC
STORE SETUP RECALL
RTD
Hz °C °F
100% 25% 25% 0%
Black
- Figure 14.
Product Manual - Page 43
...
To avoid a violent release of this manual.
Refer to be tested. The modules vary in use a pressure module, read its Instruction Sheet. See "Accessories" near the back...instruction sheet for the acceptable material compatibility.
35
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.com 1.888.610.7664
To avoid damaging the pressure module from corrosion, use it a calibrated...
Product Manual - Page 44
... U to change pressure display units to the calibrator as shown on the display. 725 Users Manual
1. Connect a pressure module to psi, mmHg, inHg, cmH2O@4 °C, cmH2O@20 °C, inH2O@4 °C, inH2O@20 °C, mbar, bar, kg/cm2, or kPa.
725 MULTIFUNCTION CALIBRATOR
V mA LOOP
ZERO
MEAS SOURCE
V mA TC
STORE SETUP RECALL
RTD
Hz °C °F
100% 25...
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