Velleman EVM1400 - Manual (Page 11)

EVM1400_v2 PEREL 11
Duty Cycle
Range Precision Accuracy
0.1 – 99.9% 0.1% ± 3.0%
Hz range
Frequency response: 0~200kHz
Input voltage range: 0.5V – 10V AC RMS
Overload protection: 250VDC or 250VAC RMS
V range
Frequency response: 0~40kHz
Input voltage range: 0.5VAC – 600VAC RMS
Input impedance: 10MΩ
Max. input voltage: 600VDC or 600VAC RMS
mA range
Frequency response: 0~40kHz
Input current range: 100mA – 400mA AC RMS
Max. input current: 400mA DC or AC RMS
Overload protection: F500mA/250V quick fuse
Temperature
Range Resolution Accuracy
-20°C~0°C
0°C~20°C
20°C~400°C
0.1°C
± (5.0% of rdg + 3°C)
± (3.0% of rdg + 3°C)
± (2.0% of rdg + 3°C)
-20°C~0°C
0°C~20°C
20°C~400°C
1°C
± (5.0% of rdg + 5 digits)
± (1.0% of rdg + 3 digits)
± (2.0% of rdg + 3 digits)
Overload protection: F500mA/250V quick fuse
Humidity
Range Precision Accuracy
30 – 90% 0.1% ± 5.0% RH
Operating temperature: 0°C~40°C
Response time
45% RH → 90% RH ≤ 10 min
90% RH → 45% RH ≤ 15 min
Sound Level
Range Precision Accuracy
35 – 100dB 0.1dB ± 5.0% dB @ 94dB, 1kHz sine wave
Typical instrument frequency range: 100~10,000Hz
Illuminance
Range Resolution Accuracy
lux (4000) 1 lux
± (5.0% of rdg + 10 digits)
at colour temperature 2850K,
calibrated to standard incandescent
lamp at colour temperature 2856K
x10 lux
x(40000)
10 lux
Repeatability: ± 2%