VorTek Pro-T, Instruction Manual

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Chapter 2 Installation Series M22/M23/M24 Instruction Manual
2-
36
M-000-00010
Optional External 4-20 mA Input Wiring
The meter is set to have Option 1 used for the external input. Program-
ming menus that pertain to the optional 4-20 mA input are located in the
Hidden Diagnostics Menu in Chapter 5.
Option 2 Option 1
1 2 3 4 5 1 2 3 4 5
Power
Ext. 4-20 mA
Input Device
External
+
-
Figure 2-44. External 4-20 mA Input Wiring - External Power Supply
Follow the above diagram to wire the external 4-20 mA input into the
flow meter using an external power supply.
Option 2 Option 1
1 2 3 4 5 1 2 3 4 5
Ext. 4-20 mA
Input Device
+ DC PWR
- DC PWR
DC PWR
DC COMMON
DC powered meter only.
Figure 2-45. External 4-20 mA Input Wiring - DC Powered Meter
Follow the above diagram to wire the external 4-20 mA input into the
flow meter using power supplied to the input of a DC powered meter.