Smart Positioner
YT-3100
Product Manual
Ver. 1.19
27
5.3
Ground
1)
Ground must be done before operating the positioner.
2)
Open base cover and there is an internal ground “F.G” on the left hand.
An external ground bolt is located next to the conduit entry. Please make sure that the resistance
is less than 100 ohm.
6
Adjustments
6.1
Orifice Installment
Hunting can be occurred when the actuator’s volume is too small. In order to prevent hunting, orifice
can be used.
6.1.1
Plate type Orifice Installment
By installing the plate type orifice, the flow rate of the
supply pressure to actuator can be reduced. The
diameter of orifice hole is 1 mm.
Fig. 6-1: Plate type Orifice installment
