11
3
ELECTRICAL CONNECTIONS
Specification
to BS 6500
Cross sectional area = 0.5 mm
2
Minimum current rating
= 3 A
Construction
= 16/0.2 mm
Nominal diameter
= 5.4 mm (minimum 5.0 mm)
Remove cover to expose terminals
and thread the cable through the cable
gland.
Connect the wires as shown. Ensure
that the diode remains in the position
indicated (cathode to terminal 1 and
anode to terminal 2).
Fit the cover and tighten the cable
gland.
Solenoid
Valve
1
2
3
+24 V DC via N/O of relay
in 9438 transmitter
(see Fig. 3.4)
0 V
Cable Gland
Diode
See Appendix A if
9438 080 PSU is
supplied.
Customer supplied cable to transmitter or PSU
2
1
3
3
2
1
3.6
Flowcell Solenoid Valve Connections – Fig. 3.9
Fig. 3.9 Solenoid Connections
Note.
Use 2 core cable with 9438 080 PSU
(ABB part number 0233 731).
Use 3 core cable with customer supplied 24 V DC supply.