Input/Output Jacks - Fluke 789 User Manual

Item Jack
A c

mA d


V
COM

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Table 2. Input/Output Jacks
Measurement Functions
Input for current to 440 mA Output for dc current to 24 mA.
continuous. (1 A for up to 30 Output for loop power supply.
seconds.) Fused with a 440 mA
fuse.
Input for current to 30 mA. Common for dc current output to
Fused with a 440 mA fuse. 24 mA. Common for loop power
supply.
Input for voltage to 1000 V, Ω,
continuity, and diode test.
Common for all measurements.
Fluke-Direct
Getting Acquainted with the Meter
Source Current
Simulate Transmitter
Function Function
Output for transmitter
simulation to 24 mA. (Use in
series with an external loop
supply.)
Common for transmitter
simulation to 24 mA. (Use in
series with an external loop
supply.)
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