Sealey TA302 - Manual (Page 2)

display: . . . . . . . . . . . . . . . . . . . . . .3.5 digit (3200 counts) LCD display with function and unit sign annunciator.
Analogue Bar graph: . . . . . . . . . . .34 segments with measurements 12 times per second.
Polarity: . . . . . . . . . . . . . . . . . . . . . .Automatic, (-) negative polarity indication.
over range indication: . . . . . . . . .“OL” mark indication.
Low Battery indication: . . . . . . . . .The is displayed when the battery voltage drops below the operating level.
measurement rate: . . . . . . . . . . . .2 times per second, nominal.
operating environment: . . . . . . . .0°C to 50°C (32°F to 122°F) at <70% relative humidity.
storage environment: . . . . . . . . . .-20°C to 60°C (-4°F to 140°F) at <80% relative humidity.
temperature Coefficient: . . . . . . . .0.2 x (specified accuracy) / °C (<18°C or >28°C).
Power: . . . . . . . . . . . . . . . . . . . . . . .Single standard 9 Vollt battery (PP3).
Battery Life:. . . . . . . . . . . . . . . . . . .200 hours typical with alkaline battery.
fuse: . . . . . . . . . . . . . . . . . . . . . . . .20A/250V, 5.5 x 32mm fast acting ceramic type.
. . . . . . . . . . . . . . . . . . . . . . . .0.5A/250V, 5 x 20mm fast acting ceramic type.
dimensions: . . . . . . . . . . . . . . . . . .167 (H) x 79 (W) x 50 (D) mm.
Weight Approx: . . . . . . . . . . . . . . . .366g.
Accuracy is given at 18°C to 28°C (65°f to 83°f) less than 70% relative humidity.
3. sPeCifiCAtion
dC voltage (Auto ranging)
range resolution Accuracy
32mV 0.1mV
± 1.2% of rdg +1 dgt
3.2V 1mV
32V 10mV
320V 100mV
1000V 1V
Input Impedance: 10MΩ.
Maximum Input: 1000VDC or 750VAC rms
AC voltage (Auto ranging)
range resolution Accuracy
3.2V 0.1mV
± 2.0% of rdg +4 dgt
32V 1mV
320V 10mV
750V 100mV
Input Impedance: 10MΩ.
Frequency Range: 50 to 60Hz
Maximum Input: 1000VDC or 750VAC rms
Current
range resolution Accuracy
32mA 0.1mA
DC ± 2.0% of rdg +1dgt
AC ± 2.5% of rdg +4dgt
320mA 1mA
DC ± 2.0% of rdg +1dgt
AC ± 2.5% of rdg +4dgt
10A 10mA
DC ± 3.0% of rdg +3dgt
AC ± 3.5% of rdg +4dgt
Frequency Response: 50 to 60Hz
Input Protection: Fast acting ceramic fuse on mA and 10A input
resistance (Auto ranging)
range resolution Accuracy
320Ω 0.1Ω
± 1.5% of rdg +3 dgt 3.2kΩ 1Ω
32kΩ 10Ω
3.2MΩ 1KΩ ± 2.5% of rdg +3 dgt
32MΩ 10KΩ ± 5.0% of rdg +5 dgt
Overload Protection: 250VDC or RMS AC
rPm (tach)
range resolution Accuracy
RPM 4
600-3200 1RPM
± 2.0% of rdg +4 dgt
6000~12000 10RPM
RPM 2/DIS
300~3200 1RPM
3000~6000 10RPM
Effective Reading: >600RPM
Overload Protection: 500VDC or RMS AC
duty Cycle
range resolution Accuracy
1.0%~90.0% 0.1% ± 2.0% of rdg +5 dgt
Pulse Width: >100us, <100ms
Overload Protection: 500VDC or RMS AC
dwell Angle
no. Cyl range resolution Accuracy
4 0~90°
0.1° ± 2.0% of rdg +5 dgt
5 0~72°
6 0~60°
8 0~45°
Overload Protection: 500VDC or RMS AC
temperature
range resolution Accuracy
-20~750°C 0.1°C ± 3.0% of rdg +2°C
-4~1400°F 0.1°F ± 3.0% of rdg +4°F
Sensor: Type K Thermocouple
Input Protection: 250VDC or VAC rms
frequency
range resolution Accuracy
320Hz 0.1Hz
± 1.0% of rdg +4 dgt 3200Hz 1Hz
32KHz 10Hz
Sensitivity: 3.5V rms min.
Overload Protection: 500VDC or rms AC
diode test
range resolution Accuracy
0.6mA typical (Vf=0.6V) 1mA ± 10% of rdg +3 dgt
Open Circuit Voltage: 3VDC Typical
Overload Protection: 250VDC or rms AC
Audible Continuity
Audible threshold resolution test Current
<35Ω 100mΩ <0.7mA
Input Protection: 250VDC or VAC rms
Original Language Version TA302 Issue: 2 - 20/12/11