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Wiring and Terminal Connections
Figure 17. Typical wiring for 4-20 mA (sourcing) analog output
Figure 18. Typical wiring for 4-20 mA (sinking) analog output
Notes:
1. The cable shield must be grounded at one end only, at the control panel.
2. Coil and tape the cable shield at the detector end.
3. Set rotary switch SW3 to position 1 for source current wiring or to position 0 for
sink current wiring.
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FS20X Fire and Flame Detectors
25
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