MA120 pages
MAI 2
Digital Ammeter
Features:
• 4 Digit, 7 segment LED Display
• True RMS Measurement
• For 1 Phase 2 Wire Electrical Network
• CT Primary / Shunt Programmable upto 4000A
• IP Protection (Front): IP65
Size: 48mm x 96mm (1/8 DIN)
Certifications: C€ c©us
LISTED
Technical Specifications
Display
Display
Digit
Digit Height
Display Range
7 segment LED Display
4
0.56" (14.2mm)
0 - 4960A
Input Specifications
Electrical Connection
Input Current Range
Continuous Max. Input Current
Overrange Indication
Frequency Range
Resolution
Accuracy
Input Burden
Sampling Rate
Dielectric withstand Voltage
Rated Impulse withstand Voltage
1 0-2 wire
0-5AAC
6.2AAC
"Or" for input >6.2A AC
45 - 65Hz
0.001,0.01,0.1,1A (Depending upon
CT primary / shunt setting)
±0.5% of F.S (CT primary / shunt setting)
0.5VA@5AAC
3 samples / second
2kV AC between auxiliary supply &
measuring input
3.5kV(1.2/50pS)
Supply Specifications
Auxiliary Supply
Supply Frequency
Power Consumption
AC: 240V AC ±20%, (50/60Hz)
110V AC ±20%, (50/60HZ)
50/60HZ
5VA max® 240V AC
Resettable Parameters
CT Primary /Shunt Setting
CT Secondary Setting
5,10, 20, 30, 40, 50, 60, 75, 80,100,150,
200, 250, 300,400, 500, 600, 800,
1000,1200,1500,1600,2000, 2500,
3000,4000
5A Fixed
Environmental Specifications
Temperature
Humidity (non-condensing)
Operating: -10 to +55°C (14 to 131°F)
Storage: -20 to +75°C (-4 to 167T)
Upto 85% RH
Mechanical Specifications
Mounting
Weight
Protection Level
Panel mount
170 gms (0.374 lbs)
IP65 for faceplate
Dimensions
* i
CO c
102mm
Front bezel
Terminal Connections
4.5mm 50mm
Side view
92mm
Panel cutout
AC Models (CTType*)
P1 P2
N 1 2 L
S1 3 4 S2
DC Models (Shunt Type')
N 1 2 L
P2 P1
-I 3 I 4 |+
AC Models (Direct Type')
N 1 2 L
PI 3 4 P2
=TO.. Cable Size (AWG): 20 to 14; Tightening Torque (Lb-Inch): 6.018 to 6.992
Cable Size (mm!): 0.5 to 2.5; Tightening Torque (N-m): 0.68 to 0.79
'NOTE
1) CT Type: There is an internal CT with CT setting. Above 5A(0-5A model) external CT is required.
2) Shunt Type: External Shunt (50mV /10OmV DC) is required for measurement.
3) Direct Type: Input is directly connected to the input of the unit.
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