Датчик процесса Keyence RD-50EK

Main Unit

Описание
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Model	RD-50EK
Measurement function	DC voltage measurement, DC current measurement
A/D converting system	Successive comparison
Measurement range	±5 VDC, ±10 VDC, 4 to 20 mA DC (selectable)
Display range	-19999 to +39999
Measurement accuracy	±0.03 % of F.S. (at ±5 VDC range), ±0.03 % of F.S. (at ±10 VDC range) ±0.05 % of F.S. (at 4 to 20 mA DC range)
Input	Impedance	1 M? (for voltage input), 350 ? (for current input)
System	Single-ended
Number of inputs	2
Sampling rate	2,000 times/second
Display speed	20 times/second
Display power	7-segment 3-colour LED (character height: 15.24 mm)
Over-range alarm	FFFF is displayed
Control input	NPN open-collector or non-voltage contact signal
Control input	Timing input
Hold reset input
Auto-zero input
External setting input
Controloutput	Setting method	4 steps x 8 programmable setups (selectable)
Signal	5 x NPN (HH, HI, GO, LO, LL): 100 mA max. (40 V max.)
Response time	1 ms (when average number 1)*1
OFF-delay time	60 ms (ON/OFF selectable)
Analogue output voltage	Output voltage	±10 VDC
Impedance	100 ?
Response time	1 ms (when average number 1)*2
Interface	Control input by NPN open-collector ornon-voltage contact signal
Major functions	MDL, digital fi lter, auto-zero, offset, input, data processing (10 modes), tolerance limit storage (up to 8 sets), decimal point shift, error message display, etc.
Rating	Power voltage	24 VDC ±10 %, Ripple (P-P) 10 % or less
Current consumption	270 mA or less
Environmental resistance	Ambient temperature	0 to +50 °C
Relative humidity	35 to 85 % RH (No condensation)
Vibration resistance	10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions
Weight	Approx. 700 g (excluding fi ttings)
1 NPN output can easily be converted to PNP output by connecting the optional OP-5148 PNP output converter. 2 Requires 1.5 ms every second during self-compensation sequence to prevent temperature fl uctuations.

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