KEPCO KIT 219-0445, Cables for two High Power BOPs User Manual
Page 7
KEPCO, INC. " 131-38 SANFORD AVENUE " FLUSHING, NY. 11352 U.S.A. " TEL (718) 461-7000
FAX (718) 767-1102 " email: [email protected]
091903
228-1472 REV 3
7
a.
From the main screen, press
%
to enter the Settings Menu.
b.
From the Settings menu, press
@
to enter the Modify Limits menu. Press
@
to restore defaults. The
values for +Current Max, –Current Min and ±Current Protect Max/Min should now be for the parallel
combination.
c.
Exit the Modify Limits menu by pressing
$
to save the settings upon power-up.
6.
Verify that the output is zero and remove the short across the output of the parallel configuration.
NOTE: Changing the password of the parallel pair (i. e., the master) does not change the password of the slave
unit. It is recommended that the slave unit password be recorded and be readily accessible when cali-
bration of the slave unit is required.
III.
CALIBRATING AN EXISTING PARALLEL CONFIGURATION
If the individual units of a parallel comb7ination need to be calibrated proceed as follows:
1.
Power down the combination: first press the STANDBY key on the master to disable the output, then turn off
the slave, followed by the master.
2.
Disconnect the master/slave cable connections.
3.
Turn on power to both units in any order.
4.
The slave unit will power up in
REMOTE
and will display
LOCAL LOCKOUT
. To restore LOCAL control, press
!
to set the unit to LOCAL mode.
5.
If calibration is to be done via the front panel keypad, refer to the front panel calibration procedure in the
associated technical manual and calibrate both units. If the calibration is to done via the GPIB (using either
SCPI commands or the soft panel) both master and slave units must be temporarily reconfigured as standa-
lone units:
a.
From the main screen (power on default), press
%
to enter the Settings Menu.
b.
From the Settings menu, gain access to the Protected Settings menu by first entering the password
c.
From the Protected Settings menu, highlight UNIT TYPE (use ADJUST control or arrow keys) and
press
!
to modify. Highlight STANDALONE and press
!
to apply the change.
d.
From the Protected Settings menu, highlight MULTIPLE UNITS and press
!
to modify. Highlight
NONE and press
!
to apply the change.
e.
Exit the Protected Settings menu and return to main screen by pressing
%
.
f.
Calibrate the master and slave units by referring to the applicable calibration procedure in the associ-
ated technical manual.
g.
Turn off power to both units (since step e exited without saving the settings, this restores the previous
master/slave settings).
6.
Refer to Figure 1 for local sensing or Figure 2 for remote sensing and connect the master and slave units in
parallel star type configuration (load connected to master) using the Master/slave Control, Power Output
and Bitbus cables.