Meco 72-AUTO Instruction Manual

DIGITAL CLAMP METER
MODEL : 72-AUTO/72T-AUTO
INSTRUCTION MANUAL
1
Range Accuracy
40A
±(2.5% rdg + 5 dgt)
400A
DC VOLTAGE (Auto Ranging)
Range Accuracy
600V ±(0.8% rdg + 3 dgt)
AC VOLTAGE (Auto Ranging) 50-60Hz
Range Accuracy
600V ±(1.2% rdg + 3 dgt)
RESISTANCE (Auto Ranging)
Range Accuracy
40MV V V V V ±(1.2% rdg + 3 dgt)
Frequency (Auto Ranging)
Range : 10Hz, 100Hz, 1000Hz, 10KHz, 100KHz, 1000KHz, 10MHz
Accuracy : ± (0.5% rdg + 2 dgt)
Sensitivity : Approx 0.7V
Overload Protection : 250V DC / AC rms
Continuity Check
Threshold Level : 40V Approx.
Response Time : 1m Sec. Approx.
Open Circuit Voltage : 0.4V Approx.
Indication : ' ' is displayed on LCD and buzzer sounds
at continuity.
3
®
Overload Protection
400A AC Max.
for 1 minute
Overload Protection
600V DC / AC rms
Overload Protection
600V DC / AC rms
Overload Protection
250V DC / AC rms
1. SPECIFICATIONS
1.1 General Specification
Display 3¾ digit liquid crystal display (LCD) with a
n
maximum reading of 4000 counts.
Polarity Automatic, positive implied, negative polarity
n
indication.
Overrange (OL) or (-OL) is displayed.
n
Zero Automatic.
n
Low battery "
n
indication voltage drops below the operating level.
Measurement 3 times per second, nominal.
n
rate
Operating 0°C to 50°C at < 70% relative humidity.
n
Environment
Storage -20°C to 60°C, 0 to 80% R.H. with battery
n
Temperature removed from meter.
Accuracy Stated accuracy at 27
n
<75% relative humidity.
Power Two 1.5V 'AAA' Size Battery
n
Battery life 200 hours typical
n
Dimensions 185 x 65 x 28mm (approx.)
n
Weight 170gms including battery (approx.)
n
Accessories Pair of test leads x 1, Instruction manual x 1,
n
1.5V batterys (installed) x 2,
Carring Case x 1, (K type thermocouple upto
260
Maximum Jaw 25mm
n
Opening
Diode Test
Measurement Current : 1.0 ± 0.6 mA Approx.
Open Circuit Voltage : 1.6V Approx.
Capacitance (Auto Ranging) (72T-AUTO only)
Range : 5nF, 50nF, 500nF, 5
Accuracy : ± (3% rdg + 2 dgts)
Overload Protection : 250V DC / AC rms
Temperature (72T-AUTO only)
Range : -20 0
Accuracy : ± (3% rdg + 5 dgts)
Resolution : 1 0 C
Sensor : K type thermocouple
72-72T : 28-09-2012
" is displayed when the battery
0 C ± 5 0 C,
C for 72T-AUTO only) x 1
0
F, 50 F, 200
m m
C to 750 0 C
2
F.
m