B&B Electronics M-3640D - Measuring Current

18 Manual Documentation Number M3640D1598
B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350
PH (815) 433-5100 -- FAX (815) 433-5104
6-2. Measuring Current
WARNING: YOU MAY DAMAGE THE METER OR BE INJURED IF
THE FUSE BLOWS WHILE CURRENT IS BEING MEASURED IN A
CIRCUIT WHICH EXHIBITS AN OPEN CIRCUIT VOLTAGE
GREATER THAN 250V. THE 20A TERMINAL IS FUSED. A SEVERE
FIRE HAZARD AND SHORT CIRCUIT DANGER EXISTS IF YOU
APPLY A VOLTAGE WITH HIGH-CURRENT CAPABILITY TO THIS
TERMINAL. THE METER CAN BE DESTROYED UNDER SUCH
CONDITI ONS.
Follow these steps to measure Current:
1. Set the rotary switch to the desired Ampere position with 5 steps of
200 µA, 2, 20, 200mA, 20A (for M-3630D/3650D) and with 4 steps of
200 µA, 2,200mA, 20A (for M-3610D) and with 3 steps of 2, 200mA,
20A (for M-3640/3660D).
2. Press the DC/AC button to toggle between alternating and direct
current.
3. Connect the meter in series with the load or circuit under test.