14
Using the IPM-400 as a Source
(cont’d)
Calibrate Milliamp Inputs
Display:
mA, mA%, DP%
This function provides an output from 0.00 mA to 24.00 mA. The compliance voltage is a
nominal 24 VDC to provide the driving power to the milliamp receivers.
1.
Turn the Selector knob to
mA
.
2.
Connect the black and red leads to the meter as shown.
3.
Repeatedly press the
DISPLAY/SOURCE/READ
button until “SOURCE” or “2-WIRE”
appears on the display.
4.
If “2-WIRE” appears, press the
TYPE/ENG UNITS
button until “SOURCE” appears.
5.
Repeatedly press the
mA/%/%DP FLOW
button until the desired function appears.
6.
Disconnect one or both input wires from the device to be calibrated.
7.
Connect the red lead of the meter to the plus (+) input of the device and the black lead to
the minus (–).
8.
With the toggle switch at
SET
, adjust the output to the desired value.
9.
Flip the toggle switch to
HI
or
LO
to use the stored values. See the Storing Output Values
section to change the stored values.
Milliamp Receiver Input
Controller
Transmitter
Computer
Logger
I/P
DCS
