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7-Channel AC Current Acquisition Alarm Controller
The ZH-40076 is a 7-channel AC current acquisition alarm controller with true RMS measurement and 7 independent relay outputs. Supporting 4 configurable alarm modes per channel — upper limit, lower limit, window, and zone alarm — it enables real-time unattended fault detection. Equipped with RS485 (Modbus-RTU) and Ethernet (Modbus-TCP) dual communication, it integrates easily into SCADA, PLC, and
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LCD 24-Channel AC Data Acquisition Module - 副本
ZH-70243H is a high-precision 24-channel AC data acquisition module with integrated LCD display, designed for real-time monitoring of AC voltage and current signals. The module supports True RMS measurement, harmonic analysis up to the 31st order, RS485 Modbus RTU communication and optional Modbus TCP Ethernet connectivity, making it ideal for industrial automation, power monitoring and energy man
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