Flowserve Modutronic 20 II Modulating Position Controlle - Manual (Page 30)

Limitorque Actuation Systems Modutronic 20 II FCD LMENIM4002-00 – 08/06
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Figure 9.1 – Modutronic 20 II Schematic Diagram (continued)
RESET
CONT V
4
TRIG
R38
R3
50K
C1
33/25
5
6
8
THOL
OU
3
7
1
DISC
+15 VDC
U7
9
U6A 1
4023
+15 VDC
R46
6
5
4023
1.5K
R52
JP1
3
1
2
U6C
13
11
4023
1.5K
+15 VDC
10K
10K
R50
1.5K
R49 +15 VDC
4N2
U8
249.9 K
1%
R59
To customer's 4-20 mA signal
To input circuit (Page 29)
CR12
1N44
Jumper pins 1 to 2 for lock in last position
Jumper pins 2 to 3 for fail to 4ma position
NOTE:
CLOSE
LED
+15 VDC
200,1K
COUPLERS:
MAX I
MOC3010
OUTPU T
TRIAC
Q4010L4
U11
U12
U9
U10
C1
.01/
R35
10K
5K
100,1K
R5
100,1K
R61
200K
R60
C16
0.04
0.04
C2
.01/
P1-3 P1-4
LED4
+15 VDC
P1-10
P1-8
(+)
7.1K
7
5
6
LM155
10K
U1
470K
R39
CR11
MBR03
R33
8.25K
+15 VDC
1
2
LM1558
U3
8
+15 VDC
-15 VDC
CR13
1N445
CR1
1N44
20K
R4 CR9
1N44
221K
C14
.22/25
7
5
6
LM1558
CR15
1N445
CR1
1N44
20K
R43 CR1
1N44
221K
R48
C15
.22/2
150K
R42
7.5K
R44
-15 VDC
R4
47
10K
R4
Signal Detector
Pulse
Control
P1-9
Close Enable
Open Enable
Pulse, if error is within
proportional band
Open Command
Close Command
Off Time
On Time
Proportional
Band Detector
Signal
Status
Input Impedance (Zin)
Zin (4 mA) = 850 Ω
Zin (8 mA) = 550 Ω
Zin (12 mA) = 450 Ω
Zin (16 mA) = 400 Ω
Zin (20 mA) = 370 Ω
RESET
CONT V
4
TRIG
R38
R3
50K
C1
33/25
5
6
8
THOL
OU
3
7
1
DISC
+15 VDC
U7
9
U6A 1
4023
+15 VDC
R46
6
5
4023
1.5K
R52
JP1
3
1
2
U6C
13
11
4023
1.5K
+15 VDC
10K
10K
R50
1.5K
R49 +15 VDC
4N2
U8
249.9 K
1%
R59
To customer's 4-20 mA signal
To input circuit (Page 29)
CR12
1N44
Jumper pins 1 to 2 for lock in last position
Jumper pins 2 to 3 for fail to 4ma position
NOTE:
CLOSE
LED
+15 VDC
200,1K
COUPLERS:
MAX I
MOC3010
OUTPU T
TRIAC
Q4010L4
U11
U12
U9
U10
C1
.01/
R35
10K
5K
100,1K
R5
100,1K
R61
200K
R60
C16
0.04
0.04
C2
.01/
P1-3 P1-4
LED4
+15 VDC
P1-10
P1-8
(+)
7.1K
7
5
6
LM155
10K
U1
470K
R39
CR11
MBR03
R33
8.25K
+15 VDC
1
2
LM1558
U3
8
+15 VDC
-15 VDC
CR13
1N445
CR1
1N44
20K
R4 CR9
1N44
221K
C14
.22/25
7
5
6
LM1558
CR15
1N445
CR1
1N44
20K
R43 CR1
1N44
221K
R48
C15
.22/2
150K
R42
7.5K
R44
-15 VDC
R4
47
10K
R4
Signal Detector
Pulse
Control
P1-9
Close Enable
Open Enable
Pulse, if error is within
proportional band
Open Command
Close Command
Off Time
On Time
Proportional
Band Detector
Signal
Status
Input Impedance (Zin)
Zin (4 mA) = 850 Ω
Zin (8 mA) = 550 Ω
Zin (12 mA) = 450 Ω
Zin (16 mA) = 400 Ω
Zin (20 mA) = 370 Ω