Dewetron PUREC, Техническое справочное руководство

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450182 • PU[REC] • Technical Reference Manual • Printing version 1.0.0 • November 2
nd
, 2020
MAIN SYSTEM
V
100
MSI-BR-V-200
Sensor connection BNC
Input attenuation 50 ±0.5 %
Input type Differential
Rated input voltage to earth according to IEC/EN 61010-2-30 33 V
RMS
, 70 V
DC
, 46.7 V
PK
Common mode voltage IN+ and IN-: -200 V to +180V
Overvoltage protection ±250 V
Input impedance IN+ 1 MΩ
Input impedance IN- 1 MΩ
Gain drift typ. 25 ppm/K (max. 40 ppm/K)
Input Offset drift 200 µV/K
Bandwidth (-3dB) 60 kHz
TEDS For adapter identification and calibration data
Voltage ranges ±200 V; ±100 V; ±40 V; ±20 V
DC accuracy: ±0.05 % of reading ±20 mV
Signal-to-noise ratio; spurious-free SNR;
Effective number of Bits; Noise mV
PP
SNR SFDR ENOB Noise
PP
Sample rate [dB] [dB] [Bit] [mV
PP
]
5 kS/s 105 130 17.7 6.2
10 kS/s 102 125 17.3 8.2
20 kS/s 99 125 16.7 12.5
50 kS/s 95 120 16.1 21
100 kS/s 92 120 15.6 29
200 kS/s 89 115 15.1 47
Typcial CMRR 100 dB @ 100 Hz
60 dB @ 10 kHz
MSI-BR-V-200 PU[REC]
Mode
IN+
EXC+
SHIELD
IN-
HOT
EXC-
+5 V EXC
-5 V EXC
22 pF
22 pF
1 MΩ
1 MΩ
20 kΩ
20 kΩ
Sense+
Sense-
Simplified schematic
V
IN
Voltage
50 V Range
Isolated Sensor
Self powered sensor
Battery measurement
Sensor with DIFF output
+
Voltage (<50 V) via
MSI-BR-V-200