Technical data

4.2.2 Parallel Connection of Sources A and B
Output current: 0.3 to 4.6 A
Accuracy of current setting:
± (1 % + 20 mA)
Interference voltage on output: V
rms
≤ 2 mV for 15 Hz ≤ f ≤ 15 MHz
Accuracy of internal current measurement
± (1 % + 20 mA)
Recovery time for load changs
between 10 % and 100 %:
≤ 600 µs for ∆V
≤
30 mV
Indication on display: I
max
= 4.600 A
In all other respects the specifications listed in 4.2.1 apply.
4.2.3 Source C (5 V/2 A)
Output voltage: 5 V
± 5 %
Output current: max. 2 A
Interference voltage at output: V
rms
≤ 2 mV
4.3 Display
The unit is equipped with two 16-digit alphanumeric LC display lines with lighting. It indi-
cates voltage and current results, measuring unit and decimal point as well as the measuring
functions and system messages.
4.4 System Interfaces
The power supply unit can be fully controlled and be read out via the parallel interface GPIB
and the serial interface RS-232C.
4.4.1 Interface GPIB
Standards of the interface: ANSI/IEEE-488.1 1987, IEEE-488.2 1992
Functions of the interface: SH1, AH1, SR1, T5, L4, RL1, PP0, DC1, DT0, E2
Length of input buffer: 64 characters
4.4.2 Interface RS-232C
Data transmission rate: 1,200 to 9,600 Bd
Length of data word: 8 bit
Number of STOP bits: 1
Parity: none
Record: RTS/CTS, without
End characters on receiving: LF (10 dez.)
End characters on transmission: CR + LF (13 dec. + 10 dec.)
Length of input buffer: 64 characters
Length of output buffer: 256 characters
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Operating Instructions PN 300
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