Badger Meter Vortex Meters - Manual (Page 12)

12 09-VRX-UM-00408 07/12
4-20
P
ulse
XMIT
RECV
+
-
+
-
2 CONDUCTOR
SHIELDED CABLE
CURRENT OUTPUT 2 WIRE HOOKUP
RECEIVER AND POWER SUPPLY COMBINED
4-20 mA
RECEIVER
FIGURE 7 - LOOP POWER HOOKUP
If the current loop is used to transmit data the receiving device may also be the current source for the instrument (See Figure 7).
Finally the device used to measure the current can be installed in series with the return line as illustrated in Figure 8. This output
is a standard 4 to 20 Milliamp output, where 4 Milliamp corresponds to no fl ow and 20 Milliamp indicates 100% (full scale) fl ow.
4-20
P
ulse
XMIT
RECV
10-30 VDC
POWER SUPPLY
4-20 mA
RECEIVER
+ -
+
-
+
-
2 CONDUCTOR
SHIELDED CABLE
CURRENT OUTPUT 2 WIRE HOOKUP
SEPARATE RECEIVER AND POWER SUPPLY
FIGURE 8 - RNL SEPARATE POWER AND RECEIVER HOOKUP
If the pulse output function is to be used the receiving device must conform to the output parameters as described in the
specifi cations section. Attach a cable as describe in to the Pulse output terminal and terminate the other end of the cable at the
desired location.