Greenlee IPM-300 Manual De Instrucciones página 17

Operation (cont'd)
Power and Measure 2-Wire Transmitters
Select the Source mode by pressing the SOURCE/READ button until "SOURCE" appears on the
display.
Display: PWR XMTR mA, PWR XMTR %mA
This function simultaneously supplies power to a 2-wire transmitter while displaying a 4 mA to
20 mA output to the transmitter.
1. Turn the Selector knob to mA.
2. Connect the black and red leads to the meter as shown.
3. Repeatedly press the RANGE/TYPE button until "SOURCE", "PWR XMTR" and "mA" or
"SOURCE", "PWR XMTR" and "% mA" appear on the display.
4. Disconnect one or both input wires from the 2-wire transmitter to be calibrated.
5. Connect the red lead of the meter to the plus (+) input of the device and the black lead to
the minus (-).
6. Connect an appropriate sensor or calibrator to the input of the 2-wire transmitter.
The IPM-300 supplies a nominal 24 VDC at 24 mA to the 2-wire transmitter. The current
passed by the transmitter will be accurately displayed. Calibrate the transmitter in the
usual manner.
Transmitter Input
Sensor
Process Signal
Simulated Input
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+IN REF +OUT
Typical
2-Wire
Transmitter
4
1
!
300V
MAX
INPUT
5V MAX 45V MAX
! !
INPUT INPUT
!
45V
–
MAX
INPUT
2 3
IPM-300
5
T/C
+
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