Precision wirewound resistor RX71

Aliuminum housing,small size

1.wirewound resistor

2.High precision,low Temperature  Range3.High Stability, high reliability4.Aliuminum housing,small size

Main Specifcations
Type	Rated Power(W)	Res.Range(Ω)	Telerance(%)	T.C.R(×10-6/°C)	Dimensions
					L	L1	D	d	R
RX71-1	0.25	0.01-27K	±0.05 ±0.1 ±0.25 ±0.5	±50 ±20	25	5.5	2.8	0.5	5.5
RX71-2	0.5	0.01-33K			25	5.5	3.3	0.5	5.5
RX71-3	1	0.01-47K			25	8	3.5	0.5	6.5
RX71-4	2	0.01-51K			25	11	3.5	0.5	6.5
RX71-5	3	0.01-68K			25	11	5	0.5	7
RX71-6	5	0.01-100K			25	16	6.5	0.8	10
RX71-7	7	0.01-300K			25	22	8.6	0.8	15

 

Main inspection iterm,methods&requirement
Test Item	Specifications	Test Method
Terminal Strength	No loose    No damage	(0.125-0.25)W 5N
		(0.5-1)W 10N 10S
Solderability	ΔR≤±(0.1%R+0.05Ω)	Solder iron method(45W)
Insulation Resistance	≥104M	100Vdc 1Min
Insulation Voltage	No breakdown and no  arcing	0.5W 600Vdc 1W 1000Vdc
		(0.125-0.25) W 350Vdc
T.C.R	±0.5%-±0.2%≤±50×10-6/°C	-55/+22°C +20/+125 °C
	±0.1%≤±20 ×10-6/°C
Vibrations	ΔR≤±(0.02%R+0.01Ω)	50Hz 150M/S2

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Precision wirewound resistor RX71