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Jinan Jiahong Technology Co., Ltd
Jinan Jiahong Technology Co., Ltd
The control box accepts 32 high-level input signals. Via internal PLC processing, it manages 10 high-level output signals and 4 three-phase AC outputs, facilitating automated operation of two ventilation doors and adjustable opening control for four ventilation windows.
The control box accepts 32 high-level input signals. Via internal PLC processing, it manages 10 high-level output signals and 4 three-phase AC outputs, facilitating automated operation of two ventilation doors and adjustable opening control for four ventilation windows.
It features three operating modes—automatic, manual, and remote—and integrates local display capability, electro-optical conversion, RS485 communication, and a cover-open power-cut interlock safety device.
Technical Parameters
①Rated Voltage: AC 1140 V / 660 V, Voltage Fluctuation Range: 75% ~ 110%
② Signal Specifications:
Intrinsically Safe Digital Inputs: 24 channels, passive contact signals
Intrinsically Safe Digital Outputs:
8 channels level signals | High level ≥18 V, Low level ≤0.5 V
2 channels passive contact signals
③ Signal Transmission:
RS485 Signals: 2 channels | Mode: Master-slave, half-duplex | Baud Rate: 9600 bps;
Ethernet Electrical Signals: 2 channels | Protocol: TCP/IP | Rate: 10/100 Mbps (auto-adaptive);
Ethernet Optical Signals: 2 channels | Medium: 1310 nm single-mode fiber | Rate: 1000 Mbps
④ Basic Functions:
Digital signal acquisition and display
Digital signal output control based on input status
Push-button operation support
⑤ Enclosure Type: Quick-opening type
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