SIKA VH Series - Page 28

Adjusting the switching unit (optional) VH / VK
- 28 - © SIKA • Ea3000_FlowSwitch • 03/2021
Loosening the locking screw
 Loosen the locking screw  (hexagon socket AF 2.5 with brass and stainless steel ver-
sions and cross recess with plastic versions).
Setting the normally open contact
 Move the switch unit until the red arrow  is visible at the starting point of the unit’s
guide.
Types VHS, VKS and VK3
Type VH3
Setting the normally closed contact
 Move the switch unit until the white/blue arrow  is visible at the starting point of the
unit’s guide.
Types VHS, VKS and VK3
Type VH3
Setting the setpoint for lower flow
 Move the switch unit into the direction of the arrow
tip .
Setting the setpoint for higher flow
 Move the switch unit into the direction of the arrow
end .
Tightening the locking screw
 Carefully tighten the locking screw  with approx.
2 Nm.
 If applicable, secure the locking screw of the switching
unit using varnish / thread-locking fluid after individually
setting the setpoint.
Closing the switch head (only VHS, VKS)
 Close the lid until it clicks into place.
2
3
4
1
1
2
3
4
2
3
5
1
2
3
5
1
Types VHS, VKS
and VK3
Type VH3