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Products > temperature humidity meter > Shanghai Standardel Co., Ltd | Similar Products
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temperature humidity meter

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SPD520 DC (Solar) Power Meter

SPD520 DC (Solar) Power Meter
< 1VA Precision 0.2% Thermal drift <200ppm Transformation ratio Shunt primary current programmable RS485 interface 3 cables RS485 (Modbus-RTU protocol) Energy Impulse impulse (open-collector) for ...

SPT660 Power Analyzer

SPT660 Power Analyzer
(F: 0.05Hz, kVarh: 1%) Thermal drift <200ppm Transformation ratio CT and PT ratio programmable RS485 interface 3 cables RS485 (Modbus-RTU protocol) Energy Impulse 2 impulse (open-collector) for kWh & ...
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