Sanwa CD731A, Instruction Manual

Page: 42 / 56

− 38 −
1. Never apply voltage to the input terminals.
2. Be sure to make a series connection via load.
(please see to above drawing)
3. Do not apply an input exceeding the maximum rated current
to the input terminals.
5-7 Current Measurement (
μ
A, mA, A)
5-7-1 Current Measurement ( μ A, mA)
Maximum rating input value DC/AC 4000
μ
A
・
400 mA
1) Applications
Current in DC and AC circuit is measured.
2) Measuring ranges
DCA:400
･
4000
μ
A, 40
･
400 mA (4 ranges)
ACA:400
･
4000
μ
A, 40
･
400 mA (4 ranges)
3) Measurement procedure (See Fig 12, page 15)
① Connect the black plug of the test lead to the COM − input
terminal and the red plug to the ＋ input terminal.
②
Set the function switch at "400
･
4000
μ
A" or "40
･
400 mA" function.
③
Select the select switch at " " (DC) or "
〜
" (AC).
④
Apply the black test pin to the negative potential side of the circuit
to measure and the red test pin to the positive potential side.
〔
Fig 5
〕
Power Power
Load Load
WARNING
〔×〕
Wrong connection
〔○〕
Right connection