THE WINDOW IS AVAILABLE IN Ø9mm; Ø20mm; Ø25mm
o FOR SMALLER MEASUREMENT CURRENT(200 A below)
Close loop design
Good overall accuracy
Low temperature drifting
o FOR BIGGER MEASUREMENT CURRENT (200A…400A)
Open loop design
Reduced weight
Extended measuring range
Low power consumption
Technical datasheets:
Input
AC, DC, AC/DC current range: 20A…400A
Also available for bidirectional DC current input;
Allowed overload:20 times of nominal input, for 5 seconds;
Offset voltage:≤±25mA( (input current=0, environmental temperature +25°C)
Linearity: 0-120%; or 0-150% for JA type
Output
Tracking voltage: 0-3.5V; 0-5V;
DC voltage: 0-5V;
DC current: 0-20mA; 4-20mA;
For bidirectional:
2.5V ±2.V;
12mA ± 8mA;
Load Capability: 5mA; 6V;
Response time:300ms; (for tracking voltage output: 3μs)
Temperature Drift: 300ppm to 500ppm
Overall accuracy: 1%
Power supply: available in
DC ±12V; ±15V;
DC 12V; DC 24V
Insulation: input to output isolated;
Isolation voltage: DC 6000V;
Case protection: IP 20
Installation: DIN rail 35; or M3 Screw
PRODUCT SLECTRION TABLE
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HALL EFFECT CURRENT TRANSDUCERS
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Model
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Input (ac)
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Output
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Power supply
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Aperture
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Picture
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Price
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AC CURRENT MEASUREMENT
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WMI412LY05-25
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AC 50A;100A;400A
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DC 0-5V
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DC +12V;
DC +15V;
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- Ø25mm
Split core
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WMI414LY05-25
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DC 4…20mA
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DC±12V
DC±15V
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For tracking voltage output
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WMI021S97
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20A;30A;40A;50A;
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0V…3.5V;
0V…5V;
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DC±12V
DC±15V
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- Ø9mm
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WMI021KB7
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20A;50A;80A;100A;
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0V…5V
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- Ø20mm
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WMI021JA7
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25A;50A;100A
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- Ø25mm
(Split Core)
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WMI221JA7
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200A; 300A; 400A;
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DC±12V (±10%)
DC±15V (±10%)
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- Ø25mm
(Split Core)
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WBI221LY05-25
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50A;100A;400A
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DC±12V (±10%)
DC±15V (±10%)
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- Ø25mm
(Split Core
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For dc Current Output
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WMI024S97
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20A;30A;40A;50A
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DC 0…20mA
DC 4…20mA
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DC±12V (±10%)
DC±15V (±10%)
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- Ø9 mm
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WMI024KB1
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20A;50A;80A;100A;
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DC +12V;24V;15V;
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Ø20 mm
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WMI024JA1
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25A;50A;150A;
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DC +12V;24V;15V
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- Ø25mm
(Split Core
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WMI224JA1
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200A;300A;400A
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DC +12V;24V;15V
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WMI224LY05-25
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50A;100A;400A
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DC +12V;24V; ±12V
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For dc voltage output
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WMI222JA1
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200A;300A;400A;
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0-5V
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DC +12V;24V;15V
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-Ø25mm
(Split Core
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WMI222LY05-25
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50A;100A;400A
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DC +12V;24V; ±12V
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Bidirectional DC current input
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WMI053JA1
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±25A; ±50A; ±100A
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DC 12mA±8mA
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DC +12V;24V;15V
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-Ø25mm
(Split Core
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WMI253JA1
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±200A; ±300A; ±400A
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DC±12V (±10%)
DC±15V (±10%)
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