ABB ProcessMaster FEM630 Operating Instructions Manual page 47

FE M63 0 | E L EC TR OM AG N E T I C FLOWM E T E R | O I/F E M6 3 0-EN RE V. A
6 . . .Electrical connections
. . .Pin assignment
Flowmeter sensor
Aluminum terminal box
A Signal cable from the sensor
1 Terminal for potential equalization
2 Terminals for signal cable
3 Terminals for signal cable shielding
Figure 57 Connection to sensor in remote mount design (example)
NOTICE
If the O-ring gasket is seated incorrectly or damaged,
this may have an adverse effect on the housing
protection class .
Follow the instructions in Opening and closing the
housing on page 22 to open and close the housing safely.
ABB signal cable
Terminal
3KQZ407123U0100
GND Blue
U White
FE
A Yellow
B Orange
Observe the following points when connecting to an electrical
supply:
HELKAMA signal cable
20522
Blue (4)
white (3)
Blue (2)
white (1)
Plastic terminal box
• Lead the signal cable into the housing as shown.
• Connect the cables in accordance with the electrical
connection. If present, connect the cable shielding to the
earthing clamp provided.
• Use wire end ferrules when connecting.
• From an ambient temperature of T
additionally insulate the wires with the enclosed silicone
hoses.
• Close unused cable entries using suited plugs.
47
. ≥ 140 °F (≥ 60 °C)
amb