
PLZ-4W
Applied Operation 6-55
(2) External resistance control
Connectin
g
an external resistance in the ran
g
e of 0
to 10 k
to the PLZ-4W pro-
d
u
ces a
v
olta
g
e that is proportional or in
v
ersely proportional to the chan
g
e.
Proportional control
The
v
olta
g
e correspondin
g
to the external resistance of 0
is 0
V
; the
v
olta
g
e corre-
spondin
g
to the external resistance of 10 k
is 100 % of the specified ran
g
e.
Inverse proportional control
The
v
olta
g
e correspondin
g
to the external resistance of 10 k
is 0
V
; the
v
olta
g
e
correspondin
g
to the external resistance of 0
is 100 % of the specified ran
g
e.
Connected pins: J1-1 (si
g
nal), J1-3 (common)
Fig. 6-38
Eq
u
i
v
alent circ
u
it
Fig. 6-39
Control the wattage
u
sing external resistance
■
The setup procedure is the same as with CC mode.
See pa
1
J1
Rin
Vo
§
Vm
Vo: Input voltage
Vm: Rated voltage
Rin: External variable resistor
0
Rin
approx.10 k
Rin(k
)
10
Vo
§
Vm
Rin(k
)
10
3
Proportional control
Inverse proportional control
1 mA
MAX12 V
A COM
EXT R/V CONT
1
–
Twist
Vm
Vm
0 V
External resistor Rin
0
: Rated voltage
: Input voltage (before adjustment)
: Input voltage (after adjustment)
: Input voltage (after adjustment)
Proportional control
Inverse proportional control
Input v
oltage
V
o
10 k
Offset
adjustment
Full scale adjustment
Содержание PLZ1004W
Страница 16: ...1 10 General Information PLZ 4W ...
Страница 34: ...2 18 Installation and Preparation PLZ 4W ...
Страница 86: ...5 30 Basic Operation PLZ 4W ...
Страница 210: ...A 22 Appendix PLZ 4W ...
Страница 215: ......