Electrical Specifications - Iso-Tech ICM 134 Instrucciones De Operación

1-3 Electrical Specifications

Accuracy is ±(% reading + number of
digits) at 23°C (73.4°F) ± 5°C (± 9°F)
< 80%RH.
Temperature coefficient :
Add 0.2 x (Specified accuracy) / °C (1.8°F),
< 18°C > 28°C (< 64.4°F >82.4°F).
DC / AC Volts
Range DC Accuracy
4.000V
40.00V
±(0.9% + 2dgt)
400.0V
DC1000V
AC750V
Over voltage protection :
DC 1000 V or AC 750 V
Input Impedance :
10MΩ // less than 100pF.
CMRR / NMRR :
(Common Mode Rejection Ratio)
(Normal Mode Rejection Ratio)
V : CMRR > 60dB at DC, 50Hz / 60Hz
AC
V : CMRR > 100dB at DC, 50Hz / 60Hz
DC
NMRR > 50dB at DC, 50Hz / 60Hz
AC Conversion Type :
Average sensing rms indication.
Resistance
Range Accuracy
400.0 Ω *2 ±(1.0% + 2 dgt)
4.000 KΩ
±(0.7% + 2 dgt)
40.00 KΩ
400.0 KΩ
±(1.0% + 2 dgt)
4.000MΩ
±(1.5% + 2 dgt)
40.00 MΩ *1
Overload protection : 600Vrms
Open circuit Voltage : -1.3V approx.
* 1 < 100 dgt rolling.
* 2 < 10 dgt rolling.
EN - 13
AC Accuracy
±(1.5% + 5dgt)
50Hz ~ 500Hz