Specifications
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Product Model
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JSY-MK-333F
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Three-phase AC Input
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Voltage Measuring Range
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Three phase four wire input, 3x220/380V
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Current Measuring Range
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50mA-100A
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Signal Processing
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Adopting dedicated measuring chip with 24 bit AD sampling.
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Overload Capacity
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1.2 times measuring range is sustainable; Instantaneous(<200mS) current 5 times, voltage 2 times, measuring range will not be
damaged. |
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Input Impedance
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Voltage channel>1KΩ/V
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Communication Interface
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Interface Type
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1 RS-485 interface and 1 TTL interface (3.3V)
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Communication Protocol
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MODBUS-RTU protocol
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Data Format
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Can be set by software, "n, 8,1", "e, 8,1", "o, 8,1", "n, 8,2"
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Communication Rate
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The Baud of the two-way communication interface can be set to 4800, 9600, 19200, 38400Bps, and the default communication format is
"n, 8,1", 9600bps. |
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Communication Data
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Multiple electrical parameters such as voltage, current, power and energy, as shown in the Mdobus Data Log list.
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Measurement Accuracy
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Voltage, current, power: ± 1.0%; Active power level 1
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Power Supply
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When powered by DC3.3V, the peak voltage shall not exceed 3.6V. Typical power consumption: ≤ 20mA
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When powered by DC5~24V, the peak voltage shall not exceed 30V. Typical power consumption: ≤ 20mA
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Isolation
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Strong and weak electricity are isolated through transformers, isolation withstand voltage>2500V
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Working Environment
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Working Temperature
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-20~60 ℃
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Storage Temperature
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-40~85 ℃
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Relative Humidity
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5-95%, no condensation (at 40 ℃)
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Altitude
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0-3000 meters
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Environment
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No explosions, corrosive gases or conductive dust, no significant shaking, vibration or impact.
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Temperature Drift
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≤ 100ppm/℃
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Installation Method
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2.54mm pin welding
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Module Size
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65x57x41mm
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