Product Description：

The Model SSK-ZL-F16-E (4-20mA) gas alarm controller is an intelligent monitoring device integrating display, communication, alarm and linkage control. It is used to monitor and control gas concentration. Through gas detectors installed on site, it can monitor gas concentration in real time, and perform alarm and control according to the set alarm threshold.

It is suitable for various industrial environments and fields, such as gas detection and control in chemical plants, petroleum refineries, hospitals, laboratories and other places.

Product Features：

※ Automatic fault detection, which can accurately indicate the fault location and type.

※ Adopts a 480×272 color Chinese LCD display. System key status information is indicated by indicator lights, enabling convenient and efficient display of system information and operating status.

※ Supports Chinese labeling of detector installation locations.

※ Supports backup power supply, automatically switches between main power and backup power, and features intelligent management for battery charging and discharging.

※ RS485 bus communication interface (optional, standard Modbus/RTU protocol), enabling networking with host computer control systems for remote monitoring, greatly improving the timeliness and accuracy of monitoring.

※ Built-in large-capacity data memory, which can store power on/off records, fault records, alarm records and event records by category, with data retention in case of power failure.

※ Defaults to two sets of passive outputs for public alarm relays and one passive output for public fault relay, supporting latching output and pulse output settings.