Emerson Net Safety Millennium, Reference Manual

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Transmitter Wiring Table 2-3:
Terminal Function/marking
1 (GND) Earth ground
2 Vdc (+)
3 COM (-)
4 Sig A
5 Sig B
6 Not used
7 Not used
2.5.10 Wiring transmitter to control system
Connect the Millennium transmitter to the control system as shown in Figure 2-11 .
Table 2-4 outlines the terminal marking and their purpose.
Transmitter connections Table 2-4:
Marking RST +24V COM 4-20 +VISO
Function Remote reset 10.5-32 Vdc
Connection
Common / supply
ground
Current loop output
(mA)
+24 Vdc isolated
4-20 power
2.5.11 External ground
In order to ensure proper operation of the sensor, an external earth ground is
recommended. Net Safety recommends that the external ground be connected to the
grounding point on the enclosure. Refer to
Figure 2-13 for grounding connection location.
Installation
17