Rotary Switch; Accessories; Function Description; General Functions - Mastech MS8268 Operator's Instruction Manual

2.5 Rotary switch

A eleven-position rotary selector switch gives access to
the following quantities:
¥ Current: 10A
¥ Current: mA
¥ Current: μA
¥ DC Voltage
¥ AC Voltage
¥ OFF: off position
¥ Resistance
¥ Diode and Continuity (with beep)
¥ Capacitance
¥ Transistor: hFE
¥ Frequency

2.6 Accessories

Delivered with the multimeter:
¥ User's manual
¥ Test leads
¥ Special Multi-function socket
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3. FUNCTION DESCRIPTION

3.1 General Functions

3.1.1 Misconnection alarm system

The input terminals of the meter are equipped with sound
and light alarms against misconnection of test leads.
At V, Ω, and ranges:
1 The red lights at the "V" and "COM" terminals will be off
after the test leads are plugged in.
2 The buzzer will sound upon misconnection of the test
leads in the "mA" or "10A" terminals to warn the user.
At the same time, the lights at the "V" and "COM"
terminals will flash to remind the user to plug in the test
leads there.
At μA, mA, and hFE ranges：
1 The red lights at the "mA" and "COM" terminals will be
off after the test leads are plugged in.
2 The buzzer will sound upon misconnection of the test
leads in the "V" or "10A" terminals to warn the user. At
the same time, the red lights at the "mA" and "COM"
terminals will flash to remind the user to plug in the test
leads there.
At A range：
1 The red lights at the "10A" and "COM" terminals will be
off after the test leads are plugged in.
2 The buzzer will sound upon misconnection of the test
leads in the "V" or "mA" terminals to warn the user.
At the same time, the lights at the "10A" and "COM"
terminals will flash to remind the user to plug in the test
leads there.
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