SMAR HART FY500, Installation Operation & Maintenance

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FY500 HART
– Operation, Maintenance, and Installation Manual
1.18
Figure 1.23
– Terminal Block
3. Measure the loop current.
5. Remove test cable. Replace and hand tighten the terminal cover. To secure the terminal block
cover engage the locking screw.
Communication Connections
The HART communication interface can be connected to the 4 to 20 mA loop wiring or directly to the
appropriate terminals on the FY500 terminal block.
1. Remove the terminal block cover as shown in figure 1.21.
2. Attach the clip-on wires provided with HART interface to COMM terminals, or the (+) and (
–)
screws terminals, in the FY500 terminal block, ss shown in figure 1.23.
3. After the configuration, remove the clip-on wires. Replace and hand tighten the terminal cover. To
secure the terminal block cover engage the locking screw.
Feedback Connections
1. Loose the cover locking screw and remove the terminal block cover as shown in figure 1.21.
2. Connect the positive wire from the control system input card to the FEEDBACK + terminal.
Connect the negative wire from the control system input card to the FEEDBACK - terminal. See
figure 1.24.
3. Replace and hand tighten the cover. To secure the terminal block cover engage the locking
screw.