User manual

DMM4020
Users Manual
4-26
RS-232 Remote / Local Configurations
Table 4-17 describes the RS-232 remote and local configuration commands, which are
used with the RS-232 interface to set up the remote/local configuration of the Meter.
These commands are valid only when the RS-232 interface is enabled.
Table 4-17. Remote/Local Configuration Commands
Command Description
REMS Puts the Meter into remote (REMS) state mode without front panel lockout.
r is shown on the display.
RWLS Puts the Meter in remote with lockout state (RWLS) with front panel lockout.
r and L are shown on the display. When in RWLS, all front panel
buttons are disabled.
LOCS Puts the Meter is local state (LOCS) mode without lockout. All front panel
buttons are enabled.
LWLS Puts the Meter in local with lockout state (LWLS) mode. All front panel buttons
are disabled. L is shown on the display.
RS-232 Save / Recall System Configurations
Table 4-18 describes RS-232 save/recall system configuration commands, which are used
with the RS-232 interface to set up the remote/local configuration of the Meter.
Table 4-18. Save / Call System Configuration Commands
Command Description
Save <position> Saves the current running working status into <position>, where <position> is
1 through 6.
Call <position> Recalls the working status from <position>, where <position> is 1 through 6.
Sample Program Using the RS-232 Computer Interface
Figure 4-4 is an annotated BASIC A program written for a PC that demonstrates how the
Meter can be used with the RS-232 computer interface.