KEPCO BOP 5-20DL, Operator'S Manual

Page: 60 / 70

3-26
BOP 5-20DL 081915
FIGURE 3-27. ALTERNATIVE PARALLEL CONNECTION (MASTER/SLAVE) FOR
GREATER PRECISION AND STABILITY OF TWO OR MORE BOP POWER SUPPLIES
I
o ZERO
3043892
SLAVE 2
BOP CURRENT
CONTROL CHANNEL
COMMON
S
ON
OFF
ON
OFF
43
22
+
C
10V
+
28
10V
44
MASTER
10
22
C
+
10V
28
+
10V
Eo ZERO
VOLTAGE
PROGRAMMING
INPUT
I
o SENSING
AMP
BOP VOLTAGE
CONTROL CHANNEL
I
o COMP
AMP
NOTES (SLAVE 2):
1. MODE Switch position to: CURRENT.
2. CURRENT CONTROL Switch to: OFF.
3. R1 (A and B) and R2 (A and B) are matched
pairs, 0.01% tolerance, metal film, 0.25W.
4. Remove rear programming connector jumpers
between pins 4 and 13 and between pins 15 to 27.
13
15
CURRENT
CONTROL
10K
19
ZERO
PREAMP
"B"
4
2.49K
C
G
A
T
E
DRIVER
2
R
POWER
STAGE
S
OUT
COM
S
COMMON
S
Eo COMP
AMP
10K
VOLTAGE
CONTROL
10K
C
17
ZERO
PREAMP
"A"
11
7
9
2.49K
NOTES (MASTER):
1. For Voltage Mode (shown) set MODE Switch to VOLTAGE and
VOLTAGE CONTROL Switch to ON.
2. For Current mode, set MODE Switch to CURRENT and CURRENT
CONTROL Switch to ON.
3. If external control is needed, set the CONTROL switch to OFF and
use either the corresponding VOLTAGE or CURRENT
PROGRAMMING INPUT or the appropriate rear programming
connector terminals.
G
A
T
E
DRIVER
5
R
POWER
STAGE
S COM
OUT
S
TWIST
LOAD
TWIST
REMOVE
LINKS
COMMON
POWER
STAGE
I
o ZERO
NOTES (SLAVE 1):
1. MODE Switch position to: CURRENT
2. CURRENT CONTROL Switch to: OFF
3. R1 (A and B) and R2 (A and B) are matched
pairs, 0.01% tolerance, metal film, 0.25W.
4. Remove rear programming connector jumpers
between pins 4 and 13 and between pins 15 to 27.
15
13
28
SLAVE 1
+
C
+
22
10V
10V
CURRENT
CONTROL
OFF
ON
43
44
10K
4
C
PREAMP
"B"
BOP CURRENT
CONTROL CHANNEL
ZERO
2
2.49K
19
I
o COMP
AMP
COM S
R
S
OUT
S
TWIST
DRIVER
G
A
T
E
+
-
-
+
-
+
TWIST
TWIST
-
+
-
+
-
+
-
+
1. System is set in Voltage Mode,
Local control, Remote sensing.
2. For Master and Slave(s) pin C
of rear programming connector
is the "C" point (common), and is
available at pins 23, 25, 27, 29,
31, and 33 of the rear program-
ming connector.
GENERAL NOTES:
PART OF
REAR
PROGRAMMING
CONNECTOR
NOTE 3
(EXT.) R2B
20K
(EXT.) R1B
20K
(EXT.) R2A
20K
(EXT.) R1A
20K
(EXT.) R2A
20K
(EXT.) R2B
20K
(EXT.) R1B
20K
(EXT.) R1A
20K
NOTE 3
NOTE 3
NOTE 3
C
C
PART OF REAR
PROGRAMMING
CONNECTOR
PART OF REAR
PROGRAMMING CONNECTOR
PART OF REAR
PROGRAMMING CONNECTOR
TWIST