Fluke 729 Pro, Руководство пользователя

Страница: 43 / 58

Automatic Pressure Calibrator
Auto Ramp the Output
37
4. To change the output value, record a new value and push
E
.
5. To set the output value in the present source function, push
P
then enter the
desired value and push
E
.
6. To turn off sourcing completely, select another function.
Note
Use the source current function to drive a current input device. This is different
from the loop power function in which the Product is the power source for a
process instrument.
4 to 20 mA Simulation
To configure the Product as a load on a current loop:
1. Move the cursor to the analog function indicator and push
D
( Simulate Current ).
2. Enter the necessary value.
3. Connect an external loop supply to the mA port. See Figure 15 .
Figure 15. Connections to Simulate a 4 to 20 mA Transmitter
+24
+
–
Loop
Power
Supply
Device
Under
Test