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4G/LTE Controller
The GP4-WLTE is a 4-channel DI/DO/AI 4G remote controller. The controller includes 4 channels of Digital Input (DI), Digital Output (DO), and Analog Quantity Input (AI). The DI supports dry detection; DO provides relay output with a control ability of 10A at 250VAC or 15A at 30VDC. The 4 channels of AI input support 4-20mA current input, with an accuracy of 12 bits. GP4 supports 2 control methods: APP and SMS.