The APG DDX Explosion-Proof Digital Panel Meter offers all the functionality of the analog input digital panel meter as a fully FM, CSA, ATEX, and IECEx approved explosion-proof product with Class I, II, and III, Division 1 Explosion proof approvals. Its superluminous LED digits make it easily readable in smoke, dust, fog, and even direct sunlight. It accepts a process current or process voltage signal and displays it on a dual-line, 6-digit display.
The meter includes a 24 VDC power supply to drive the transmitter and can be equipped with up to four internal relays and a 4-20 mA output. The meter can be programmed and operated without opening the housing by using the built-in through-glass buttons or the RS485 serial communication port with free Modbus protocol.
A fully loaded meter has the following: four SPDT relays, 4-20 mA output, and two 24 VDC power supplies. The four relays can be used for alarm indication or process control applications such as pump alternation control.
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