3350F Series Operation Manual 73
Chapter 4 Remote control programming operation
4-1. Introduction
The rear panel remote control interface of 3350F mainframe is designed to connect PC or
NOTEBOOK PC with remote control interface, the NOTEBOOK PC acts as a remote
controller of 3350F series Electronic Load.
This feature can be used as an automatic load/cross load regulation and centering voltage
testing for a switching power supply or an rechargeable battery charge/discharge
characteristic testing. The function capability of rear panel remote control interface not only
can set the load level and load status, but also can read back the load voltage and load
current.
4-2. The summary of RS-232 Interface and command
The following RS-232 commands are same as GPIB commands. The RS-232 protocol in
3350F mainframe is listing below:
Baud-rate ：9600~115200bps
Parity ：none
Data bit ：8 bits
Stop bit ：1 bit
Handshaking ：Hardware(RTS/CTS).
The RS-232C Interface connector of 3350F rear panel, RS-232 is shown in Fig4-1.
Fig 4-1 RS-232C INTERFACE CONNECTION OF REAR PANEL
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