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Reference Manual
00809-0100-4444, Rev AC
Section 3: Advanced Installation Details
January 2015
Advanced Installation Details
Complete the following steps to connect an external power supply.
1. Ensure the power source and connecting cable meet the requirements outlined
previously.
2. Turn off the transmitter and pulse output power sources.
3. Run the power cable to the transmitter.
4. Connect - DC to terminal 3.
5. Connect + DC to terminal 4.
Refer to Figure 3-6 and Figure 3-7.
Figure 3-6. Connecting an Electromechanical Totalizer/Counter with External Power
Supply
Note
Total loop impedance must be sufficient to keep loop current below maximum rating. A resistor
can be added in the loop to raise impedance.
Electro-mechanical
Counter
Schematic showing
FET between
terminal 3 and 4
5-24 V DC
Power Supply