SEFRAM 7357 Manuel D'utilisation page 32

Source Mode
˙ When meter in the source mode, it
supply (Batteries > 4.5V) to drive the DC current output.
˙ To operate in the source mode, put the both probes in A
terminal (Source +) and mA terminal (Source -). Then the
meter will automatically enter the source mode.
˙ Do not turn the rotary when the probe in the A terminal. This
action maybe caused > 30mA to pass through the loop
circuit.
˙ The source mode can work in both
output & Auto DC output
˙ In auto DC current output mode, you can press the HOLD
button to pause / continue the output.
provided internal power
modes: Adjustable DC
10