Base for read/write station U-P3-R4

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Base with addressable serial Interface RS 485

Datasheet excerpt: Technical data of U-P3-R4

Product Description
Base with addressable serial Interface RS 485

Indicators/operating means
DIP switch		Setting the station address bus connection ON = active OFF = non-active
Electrical specifications
Rated operating voltage		20 ... 30 V DC , ripple 10 %_SS , PELV
Power consumption		max. 4 W with read/write head IPT*-FP
Galvanic isolation
	Operating voltage/interface	functional insulation acc. to DIN EN 50178, rated insulation voltage 50 V_eff
Interface
Physical		RS-485, addressable , up to 30 bases , address 1 ... 30
Protocol		ASCII
Transfer rate		1200; 2400; 4800; 9600; 19200; 38400 Bit/s
Cable length		≤ 1200 m
Ambient conditions
Ambient temperature		-25 ... 70 °C (-13 ... 158 °F)
Storage temperature		-40 ... 85 °C (-40 ... 185 °F)
Mechanical specifications
Degree of protection		IP67 according to EN 60529 with IPT*-FP
Connection		screw terminals
Interface cable		2 conductor, acc. to RS-485
Supply		up to 3 x 1.5 mm²
Material
	Housing	diecast aluminum