Table 3-14: Clock And Lock Initialization Settings - California Instruments MX30-1 User Manual

Mx series ac and dc power source series i / series ii

Table of Contents

User Manual – Rev AJ

3.10.2 Clock/Lock Initialization Settings

The mo

de of operati

PROGR

AM2 screen. Since most clock and lock systems are permanently used in this

configur

ation, the clock mode can be set to EXT (External) at pow

SETUP3 screen.

Available initial settings and their relationship to the Clock and Lock mode of operation are

shown in the table below.

INITIAL SETUP 3

Field

LK/LOC

3.10.3 Clo

ck/Lock and External Sync Mode

Note that an MX-LKM auxiliary unit is factory configured to operate in Clock and Lock mode

whe

n EXT clock mode is selected in the PROGRAM2 screen. This means that a MX-LKS

not be used in normal external sync

can

operated in external sync mode.

Fur

thermore, since the MX-LKM master unit is factory set for Master mode of operation, it in turn

not be used as an Auxiliary source in a clock and lock configuration.

can

3.10.4

Remote Programming of Clock and Lock systems

Since clock and lock systems have multiple autonomous controllers that are synchronized in

freq

uency, remote programming of these systems req

with all MX controllers. This often precludes the use of RS232C as generally not enough serial

ports are available. The use of GPIB instead also offers the advantage of using the Group

Exe

cute Trigger (GET) capability to effect output changes on all phases (MX's) simultaneously

whi

ch is otherwise difficult to do.

set up a GPIB remote controlled clock and lock systems, the GPIB addresses for the

indi

vidual MX's must be set to different address values in the UTILITY1, GPIB/RS232 SETUP

scre

en.

Note: This mode of operation is not supported by the MXGUI Windows software

supplied with each MX unit.

MX Series

on o

f the MX-LKS auxiliary unit is determined by the Clock mode set in the

Parameter

STAND

MASTER

AUX