20
PID, LIMIT
card
AVR
Model R630
NT1950060/a-11/92 f:2/3
PID &
LIM Iexc
V m
min
P
D
LIM Iexc min
I
P1
P3
P4
P5
P7
Limit
Iexc min
FRONT VIEW
PID CARD
P
I
D
Vref
Vpot dig
CdeU
Pext
Vstat
+
+
+
+
-
∑
+
-
static
relay
CdeU/U
Vm
Vres
static
relay
CdeCosØ
CosØ
∑
+
+
+
If min
limit
IcosØ
AUTO output
∑
V Externe
Vm -10%
Vref
Vm
+
-
15c
14a
11a
11c
9c
12c
24a
14c
11c
10a
21a
13a
22c
13c
11a
25c
Cct integ
19a
+
-
static
relay
10V
MIMIC DIAGRAM PID, LIMIT CARD