Details

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Application area

The VEGASEL 643 is a signal conditioning instrument for level detection and min./max. control for simple control tasks. Typical applications are two-point controls, e.g. pump controls and monitoring functions such as overfill protection and dry run protection.

Advantages

• Simple adjustment of the switching point
• Economical power supply unit and signal conditioning instrument for a 4 … 20 mA sensor

Technical data

Input	1 x 4 … 20 mA current input with transmitter power supply 1 x 0/4 … 20 mA current input passive 1 x 0/2 … 10 V voltage input
Output	1 x relay output
Switching threshold	adjustable via coding switch
Min. hysteresis	1 %
Operating voltage	20 … 253 V AC, 50/60 Hz 20 … 72 V DC
Mounting	carrier rail 35 x 7.5 acc. to EN 50022