Gpib Capability Of The Electronic Load - Chroma 63200 Series Operation & Programming Manual

High Power DC Electronic Load 63200 Series Operation & Programming Manual
5.2

GPIB Capability of the Electronic Load

GPIB Capability
All electronic load functions are programmable over
the GPIB. The electronic load can send and receive
Talker/Listener
messages over the GPIB. Status information is sent
using a serial poll.
The electronic load will set the SRQ line true if there is
Service Request
an enabled service request condition.
In local mode, the electronic load is controlled from
the front panel but will also execute commands sent
over the GPIB. The electronic load powers up in
local mode and remains there until it receives a
command over the GPIB. Once the electronic load is
in remote mode,
Remote/Local
panel LCD, all front panel keys except LOCAL are
disabled. Pressing
will return to local mode. Local can be disabled
using local lockout, so only the controller or the power
switch can return to local mode.
5-2
PIN IBM PC
1 DCD
2 RX
3 TX
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
Response
REMOTE
LOCAL
Electronic Load
No Connection
RX
TX
No Connection
GND
No Connection
No Connection
No Connection
No Connection
will be shown on the front
key on the front panel
Interface
Functions
AH1, SH1,
T6, L4
SR1
RL1