
The CheckSystem 2.1 portable test system consists of an integrated single-phase current source and a single-phase electronic reference standard of accuracy class 0.2. Characteristic features of the CheckSystem 2.1 are its wide measuring range, high accuracy and high tolerance to unwanted external influences.
The CheckSystem 2.1 allows the monitoring of meter installations as well as analysis of the local mains conditions.
MTE -CheckSystem 2.1 Single-phase test system with Reference Standard 120 A
Please allow 4-5 Weeks for delivery.
This product comes with a 1 year product warranty.
General
Auxiliary supply:
Power may be taken from the auxiliary sup- ply or the measuring circuit at:
88 VACmin ... 264 VACmax / 47 … 63 Hz
125 VDCmin … 372 VDCmax
Protection: up to 440VACmax
Voltages Operation
10 V … 300 V
Synchronisation
10 V … 300 V
Power consumption:
max. 150 VA
Housing:
Hard Plastic
Dimensions:
W 273 x H 247 x D 178 mm
Weight:
approx. 5.6 kg
Operation temperature:
-10 °C ... +50 °C
Storage temperature:
-20 °C ... +60 °C
Relative humidity:
£ 85% at Ta £ 21°C
£ 95% at Ta £ 25°C, 30 days / year spread
Safety
CE certified
Isolation protection:
IEC 61010-1:2001
Measurement Category:
300V CAT III
Degree of protection:
IP-65 (housing closed)
IP-30 (housing open)
CURRENT SOURCE
Current Range
1 mA … 120 A
Output power
60 VA
Internal Ranges
Smax / Umax
1 mA … 12 mA
60 mVA / 5 V
12 mA … 120 mA
600 mVA / 5 V
120 mA … 1.2 A
6 VA / 5 V
1.2 A … 12 A
60 VA / 5 V
12 A … 80 A
60 VA /0.75 V
80 A … 120 A
60 VA / 0.5 V
Resolution
0.1 % of end of internal range
Accuracy
≤ 0.2 % of end of internal range
Distortion Factor
≤ 0.8 %
Stability
≤ 0.03 % (30 min.)
≤ 0.1 %(1 h)
Load Regulation
≤ 0.01 % (from 0 % … 100 % load)
Power Factor of Load
1 – 0.1 ind.
Bandwidth
30 Hz … 1 kHz (-3 dB)
Phase Angle
Range
Accuracy
Resolution
-180° ..+180°
± 0.2°
0.1°
Frequency
Range
Accuracy
Resolution
Mode Line (synch. to input voltage)
40 Hz-70 Hz
Mode NUM
40 Hz-70 Hz
± 0.01 Hz
0.01 Hz
REFERENCE STANDARD - Measurement Range
Measuring Quantity
Range
Input / Sensor
Voltage (phase - neutral)
10 V … 300 V
U, N
Current
1 mA … 12 A
12 A
1 mA … 120 A
120 A
10 mA … 120 A
Clamp-on CT 120 A
REFERENCE STANDARD - Measurement Accuracy
Voltage / Current
£ ± E [%] 1 2
Measuring Quantity
Range
Class 0.2
Voltage (U, N)
46 V … 300 V
0.2
10V … 46 V
1.0
Current direct 12 A or 120 A
12 mA … 120 A
0.2
1 mA … 12 mA
0.2
Current CT 120A UCT 120.1
100 mA … 120 A
0.2
10 mA … 100 mA
1.0
-CheckSystem 2.1
-SH2003 / SCD2003 Scanning Head
-CALegration
- 2 Voltage cables, 2.5 mm2, length 2.0 m
- 2 low current cables, 2.5 mm2, length 2.0 m
- 2 High Current cables, 25 mm2, length 1.5m, incl. connector stick M4, M5, M6
- 1 Adapter set with crocodile clamps, connector sticks, banana socket adapters
- 1 mains cable
- 1 Carrying bag for accessories
- 1 Operating manual and standard calibration report-Iclamp 120 A