Emerson FB3000 Instruction Manual page 69

Remote terminal unit (rtu)
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Figure 3-5
enable the low side switch for either or both DOs in FBxConnect.
Figure 3-5. Digital Output (DO) Wiring – Low Side Switch (LSS) Enabled
1
2
3
4
I/O Configuration and Wiring
shows typical wiring with low-side switch (LSS) enabled for DO1 and DO2. You
Power Supply 30VDC Max
Field device, 50 mA load max
Suppression diodes – typical placements
Switched load, relay coil shown
FB3000 RTU Instruction Manual
D301851X012
November 2023
55

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