KEPCO BOP 100-1, Operator'S Manual

Page: 6 / 70

4
FIGURE 3-27A. ALTERNATIVE MASTER/SLAVE PARALLEL CONNECTION (FOR MORE PRECISE AND
STABLE CONTROL) OF TWO OR MORE BOP POWER SUPPLIES
I
o ZERO
3043677
SLAVE 2
BOP CURRENT
CONTROL CHANNEL
COMMON
S
ON
OFF
ON
OFF
PART OF
PC 12
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 PC 12 jumpers between pins 4 and 13
and between pins 15 to 27.
13
15
CURRENT
CONTROL
10K
19
ZERO
PREAMP
"B"
4
10K
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
10K
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 PC 12 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 PC 12 jumpers between pins 4 and 13
and between pins 15 to 27.
15
13
28
SLAVE 1
+
C
+
22
10V
10V
CURRENT
CONTROL
PART OF
PC 12
OFF
ON
43
44
10K
4
C
PREAMP
"B"
BOP CURRENT
CONTROL CHANNEL
ZERO
2
10K
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 PC 12 CONNECTOR
IS THE "C" POINT (COMMON),
AND IS AVAILABLE AT PINS 23,
25, 27, 29, 31 AND 33 OF THE
PC 12 CONNECTOR.
GENERAL NOTES:
PART
OF
PC 12
PART OF
PC 12
PART OF
PC 12
PART OF
PC 12
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