Pointer form of pressure gauge, with digital pressure meter, advantages and disadvantages?
1 pointers are generally cheap, digital display is generally expensive.2 pointer is simple, more convenient operation, digital display is a little troublesome.3 pointer is not accurate digital display, sensitivity will certainly be different.4 pointer, I do not know whether you can bring DC4-20MA or RS485, it should be no, digital display can bring these functions, networking.
Pointer gauges are mature
