Voltage, Frequency, And Phase Rotation; Phase Rotation; Voltage; Frequency - METREL MI 3122 Instruction Manual

MI 3122 Smartec Z Line-Loop / RCD
Prospective short-circuit current (calculated value)
Measuring range (A)
0.00  0.99
1.0  99.9
100  999
1.00k  99.99k
100k  199k
Test current (at 230 V) ...................... 6.5 A (10 ms)
Nominal voltage range ...................... 30 V  500 V (45 Hz  65 Hz)

8.4 Voltage, frequency, and phase rotation

8.4.1 Phase rotation

Nominal system voltage range .......... 100 V
Nominal frequency range .................. 15 Hz  500 Hz
Result displayed ............................... 1.2.3 or 3.2.1

8.4.2 Voltage

Measuring range (V)
0  550
Result type ........................................ True r.m.s. (trms)
Nominal frequency range .................. 0 Hz, 15 Hz  500 Hz

8.4.3 Frequency

Measuring range (Hz)
15.0  499.9
Nominal voltage range ...................... 20 V  550 V

8.5 Online terminal voltage monitor

Measuring range (V)
0  550
Resolution (A)
0.01
0.1
1
10
1000
 550 V
AC
Resolution (V)
1
Resolution (Hz)
0.1
Resolution (V)
1
49
Technical specifications
Accuracy
Consider accuracy of line
resistance measurement
AC
Accuracy
 (2 % of reading + 2 digits)
Accuracy
 (0.2 % of reading + 1 digit)
Accuracy
 (2 % of reading + 2 digits)