Flowserve Modutronic 20 II Modulating Position Controlle - Manual (Page 29)

2
Limitorque Actuation Systems Modutronic 20 II FCD LMENIM4002-00 – 08/06
flowserve.com
Figure 9.1 – Modutronic 20 II Schematic Diagram
R1
CW
3.74K
-15 VDC
200K
47.5K
R4
C1
10K
R6
10K
R5
U1A 1
R2
7.5K
R7
20K
C2
1.2/25
SPAN
5K
R10
+15 VDC
47/25
P1-7
1K
47/2
R13
51K
FEEDBACK
POTENTIOMETER
1000 ohm
ZERO
C6
10/25
-15 VDC
+15 VDC
5K
R11
150K
R12
LM7815BT-
U5
LM7915BT-
.1/25
C11
1.2/
R16 R17 R18 2M 3.
3
1/2 1% 2.5% 6%
R9
39K
1N4454 CR1
7.15K
R20
2N440
30.1K
R2
CR3
1N445
CR4
1N4454
-15 VDC
7.15K
1N445
Q2
2N4401
R28
30.1K
1%
2
1
LM1558
10K
U2A
C13
.022/25
2.2M
CR5
1N445
5 U2
R26
10K
7
LM15
R2
10K
R2
10K
CR
1N44
OH
CW
GAIN
R29
5K
.22/25
.22/25
INPUT
CIRCUIT
C12
+15 V
C7
R15
5.1K
P1-2
P1-1
CR17
1N40
1N40
C8
200/
200/
HLMP47
+15 VDC
-15 VDC
CW
Controller
Deadband
Close Command
Open Command
-15 VDC
18 VAC
P1-6
P1-5
-15 VDC
(Page 30)
+15 VDC
Analog
Inverter
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
R1
CW
3.74K
-15 VDC
200K
47.5K
R4
C1
10K
R6
10K
R5
U1A 1
R2
7.5K
R7
20K
C2
1.2/25
SPAN
5K
R10
+15 VDC
47/25
P1-7
1K
47/2
R13
51K
FEEDBACK
POTENTIOMETER
1000 ohm
ZERO
C6
10/25
-15 VDC
+15 VDC
5K
R11
150K
R12
LM7815BT-
U5
LM7915BT-
.1/25
C11
1.2/
R16 R17 R18 2M 3.
3
1/2 1% 2.5% 6%
R9
39K
1N4454 CR1
7.15K
R20
2N440
30.1K
R2
CR3
1N445
CR4
1N4454
-15 VDC
7.15K
1N445
Q2
2N4401
R28
30.1K
1%
2
1
LM1558
10K
U2A
C13
.022/25
2.2M
CR5
1N445
5 U2
R26
10K
7
LM15
R2
10K
R2
10K
CR
1N44
OH
CW
GAIN
R29
5K
.22/25
.22/25
INPUT
CIRCUIT
C12
+15 V
C7
R15
5.1K
P1-2
P1-1
CR17
1N40
1N40
C8
200/
200/
HLMP47
+15 VDC
-15 VDC
CW
Controller
Deadband
Close Command
Open Command
-15 VDC
18 VAC
P1-6
P1-5
-15 VDC
(Page 30)
+15 VDC
Analog
Inverter
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