Included accessories
Fluke-789 ProcessMeter:
TL71 Premium Safety-Designed
Test Lead Set plus alligator clips,
4 AA alkaline batteries (installed),
product overview and users manual
(CD-ROM) in 14 languages.
Fluke-787 ProcessMeter:
C81Y Protective Yellow Holster with
Flex-Stand, TL75 Safety-Designed
Test Lead Set plus alligator clips,
one 9V alkaline battery (installed),
product overview and users manual
(CD-ROM) in 14 languages.
Ordering information
Fluke-789 ProcessMeter
Fluke-787 ProcessMeter
Fluke 787 and 789
ProcessMeter
™
Test Tools
Safety rated multimeters with mA source.
Specifications – 787 and 789 ProcessMeter
Recommended accessories – 787 and 789 ProcessMeter
In-field valve positioner checks
Application Note
(Literature code 2041342)
Valve positioners open and close
with a 4-20 mA signal applied. This
application note
explains how to
adjust these
valves so they
open and close
correctly.
Measurement Function
Best Accuracy Range and Resolution (% of reading + LSD)
V dc
400.0 mV, 4.000 V, 40.00 V, 400.0 V, 1
000 V
0.
1 % + 1
V ac (true-rms) 400.0 mV, 4.000 V, 40.00 V, 400.0 V, 1000 V 0.7 % + 2
mA dc 30.000 mA .05 % + 2
A dc 1.000 A (0.440 A continuous) 0.2 % + 2
A ac 1.000 A (0.440 A continuous) 1 % + 2
Resistanc
e 400.0 Ohms, 4.000 k, 40.00 k, 400.0 k, 4.0 M, 40 M 0.2 % + 1
Frequenc
y (0.5 Hz to 20 kHz)
1
99.99 Hz, 1999.9 Hz, 19.999 kHz .005 % + 1
Diode Test 789: 2.000 V (shows diode voltage drop) 2 % + 1
787: 2.400 V (shows diode voltage drop) 2 % + 1
Continuity Beeps for resistance < approx. 100 ohms
Drive Accuracy
Output Function Range and Resolution Capability (% of span)
DC current output 0.000 to 20.000 mA or 4.000 to 20.000 mA 789: 24 V
(Internal battery operation) (selectable at power-up) Over-range to 24.000 mA compliance or, .05 %
1,200 Ohms,
@ 20 mA
787: 12 V .05 %
compliance or,
500 Ohms,
@ 20 mA
DC current simulate 0.000 to 20.000 mA or 4.000 to 20.000 mA, 1000 Ohms,
(Ext
. 24 V
olt loop supply)
(selectable at power-up) Over-range to 24.000 mA
@ 20 mA
.05 %
24 V loop supply 789: Minimum 24 V 250 Ohms > 24 V
787: not available @ 20 mA
Current adjustment modes
Manual: Coarse, Fine, 25 % and 1
00 % step (
1
00 % step 7
89 only)
Automatic: Slow Ramp, F
ast Ramp, 25 % step
Temperature range of 18 °C to 28 °C, for one year after calibration
Maximum voltage applied between any jack and earth ground:1000 V rms Storage temperature: -40 °C to 60 °C
Operating temperature: -20 °C to 55 °C Relative humidity: 95 % up to 30 °C; 75 % up to 40 °C; 45 % up to 50 °C; 35 % up to 55 °C
Safety: Designed in accordance with EN61010, ANSI/ISA S82.01-1994 and CAN/CSA C22.2 No. 1010.1-92 Over-voltage Category III
Size (HxWxL)/weight (787 with holster and FlexStand™): 52 mm x 98 mm x 201 mm (2.06 in x 3.86 in x 7.93 in)/638 g (1.4 lbs)
Size (HxWxL)/weight (789): 50 mm x 100 mm x 203 mm (1.97 in x 3.94 in x 8.00 in)/600 g (1.3 lbs)
Fluke 789 ProcessMeter
With the Fluke 789 ProcessMeter, process technicians
can do a lot more while carrying a lot less.
Key Fluke 789 features:
• 24 V loop power supply
• HART mode setting with loop power
(adds 250 ohm resistor)
• Double-sized, dual display
• 20 mA drive into 1200 ohms
• Backlight with two brightness settings
• 0-100 % mA Span Check buttons to toggle between
4 and 20 mA
• Infrared I/O serial port compatible with FlukeView
®
Forms Software
• Improved battery power with four AA batteries
• Plus all the proven 787 features
Fluke 787 ProcessMeter
• Simultaneous mA and % of scale readout on mA output
• 25 % Manual Step plus Auto Step and Auto Ramp on
mA output
• Min/Max/Average/Hold/Relative modes
• Externally accessible battery for easy changes
• CAT III 1000 V safety-rated, true-rms multimeter
T
L220
8
0T
-
I
R
8
0T-150U C125 PV350
Se
e page 39
Se
e page 42
See page 43 See page 44 See page 47
For more information, go to www.MyFlukeStore.com
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