Chroma 6404 - Rs-232 C; Ovp

Programmable AC Source 6404/6408 User’s Manual
3-2
5. Select other setups by numeric keys or,
press OUT/QUIT again to exit from setup.
1. Addressing space ranges from 0 to 30.
2. To confirm data entry, the ENTER key must be pressed within
two seconds after the last numeric key pressed, or the 6404/6408
disregards the programming value and the previous data is kept.
This note applies to all circumstances when the user enters
numeric values.
3.2.2 RS-232C
The 6404/6408 offers the alternative remote operation using the RS-232C bus.
Communication protocol is set as following:
Example: Set baud rate = “19200”, parity “ODD”.
Action
Display
1. Enter configuration setup as stated in sec. 3.2, if
required.
SEt Up 1
2. Press 2 , ENTER
232C bAUd 96
3. Turn to select “19200”
232C bAUd 192
4. Press ENTER
232C PrtY nonE
5. Turn to select “ODD”
232C PrtY odd
6. Press ENTER
232C bAUd 192
7. Press OUT/QUIT
SEt Up 2
8. Select other setups by numeric keys or,
press OUT/QUIT again to exit from setup.
1. Baud rate options are 2400, 4800, 9600, and 19200. They are
displayed as 24/48/96/192 respectively.
2. Parity options are “NONE”, “EVEN”, and “ODD”. They are
displayed as “nonE”, “EVEn”, and “odd”.
3.2.3 OVP
The user is allowed to set limitation for output voltage, the 6404/6408 will then output power
with the voltage never exceeding the user-defined upper limit to protect the loading devices.
Example: Set upper limit of output voltage to be 120V.