Badger Meter Vortex Meters - Manual (Page 44)

Analog Pressure Gauge Wiring
If an analog pressure gauge is used it must be wired as shown below to avoid inadvertent cur-
rent paths.
A single supply can be used to power the flow meter and the external pressure sensor. The 4-
20 mA flow indication must be taken from the source side of the loop.
4-20mA+
4-20mA-
EP RTN
EP PWR
EP OUT
EP IN
NC
FLOW
INDICATOR
- OR -
CONTROL
SYSTEM
250 7
POWER
SUPPLY
24 VDC
V+
RTN
PRESSURE
SENSOR
HART MODEM
SERIAL PORT
(To Computer)
Page 42