Operation; Switch Point Adjustment - Profimess SW-08 Operating Instructions Manual

6

Operation

6.1 Switch point adjust-
ment
Setting the switch point of an
installed device
The following instructions describe
the procedure for a Normally Open
Contact (NOC). The actual state
(open or closed), can be deter-
mined using a continuity meter.
Personnel:
Qualified personnel
n
Tool:
n Hex screwdriver
20.02.2015
Fig. 31: Loosen set screw
Loosen the set screw of the
1.
switch contact (Fig. 31/1) using
a Hex screwdriver.
Slide the switch contact to the
2.
flow value to be monitored.
Make sure that the arrow on the
switch contact data plate is
exactly in alignment with the
desired flow rate on the switch-
point adjustment scale.
Re-tighten the set screw of the
3.
switch contact (Fig. 31/1) using
a Hex screwdriver. When doing
so, observe the correct tight-
ening torque of the screws.
Ä Chapter 11.1 "Tightening
torque" on page 74
ð The set switch point corre-
sponds to the switch-off
point of the switch contact
by decreasing flow.
Operation

Switch point adjustment

43