
1-4
IM CA700-01EN
DC Current and DC Voltage Measurement
The available DC current measurement ranges are 20 mA and 100 mA, and the available DC voltage
measurement ranges are 5 V and 50 V.
Like pressure measurement, the following features are also available.
• Averaging
• Scaling
• Alarm
• Percentage display
• Relative display
• Hold
• Min/Max display
mA Loop
The CA700 can measure the current that flows when a 24 VDC constant voltage is applied. This can
be used in transmitter loop tests.
CA700
SOURCE
MEASURE
V mA
mA/V
COM
4 to 20 mA
24 VDC
+
–
Distributor
Two-wire transmitter
+
–
LOOP POWER
1.2 Pressure, DC Current, and DC Voltage Source and Measurement Functions