Fuji Electric Model: PXR4 - Functions; ON;OFF Control Mode

– 15 –
6 Functions
• At ON/OFF control mode,output signal is as shown below.
Set parameter “P” = 0 for selecting the ON/OFF control mode.
Set the hysteresis to avoid chattering.
(Default setting: Hys = 1)
• Parameter setting and operation example
Example 1 : Reverse operation
Parameter
P
P-n1
HYS
Relationship of
PV and SV
PV > SV
PV < SV
Output
OFF
ON
Setting value
0.0
0 (or 1)
Any value
PV
when PV
increases
PV
when PV
decreases
HYS
SV
PV
when PV
increases
PV
when PV
decreases
HYS
SV
ON
ON
ON
ON
Example 2 : Direct operation
Parameter
P
P-n1
HYS
Setting value
0.0
2 (or 3)
Any value
6-1 ON/OFF control