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探頭根據(jù)DIN EN 2004-1和ASTM E 1004來(lái)測(cè)量非磁性金屬材料的電導(dǎo)率。由于集成了溫度傳感器，所有探頭都適合進(jìn)行溫度校正的測(cè)量，并自動(dòng)顯示標(biāo)準(zhǔn)化為20°的電導(dǎo)率值 C（68°F）。 所有探頭均以不同的頻率工作，因此能夠測(cè)量各種材料深度。 使用的測(cè)量方法可以進(jìn)行無(wú)接觸測(cè)量，也可以在非導(dǎo)電面漆（如漆面或塑料蓋）下進(jìn)行測(cè)量?？捎糜冢?/span>

        ? 物料分類(lèi)
        ? 檢查熱損傷和材料疲勞
        ? 關(guān)于熱處理材料的硬度和強(qiáng)度的結(jié)論
        ? 金屬純度的測(cè)定
        ? 合金質(zhì)量標(biāo)準(zhǔn)
        ? 熱噴涂層評(píng)估
        ? FS40LF，用于測(cè)試硬幣合金和小貴金屬的真?zhèn)蔚母郊庸δ?/span>

Probe FS40 and FS40LF 技術(shù)參數(shù)
	FS40	FS40LF
探頭設(shè)計(jì):	Axial single tip probes with spring-loaded measuring system
應(yīng)用:	Determination the electrical conductivity of non-ferrous metals (NF)
測(cè)量范圍:	5... 108 %IACS
探頭頻率:	60 kHz, 120 kHz, 240 kHz & 480 kHz	15 kHz, 30 kHz, 60 kHz & 120 kHz
誤差:	Trueness 1...100 %IACS: ≤ 2 % of nominal value	1...100 %IACS: ≤ 1 % of nominal value
	Based on Fischer factory calibration standards with +20°C (+68°F) material temperature
重復(fù)精度:	Depending on probe frequency 60 kHz: ≤ 0.10 %IACS of reading 120 kHz: ≤ 0.15 %IACS of reading 240 kHz: ≤ 0.20 %IACS of reading 480 kHz: ≤ 0.35 %IACS of reading	Depending on probe frequency 15 kHz: ≤ 0.1 %IACS of reading 130 kHz: ≤ 0.1 %IACS of reading 160 kHz: ≤ 0.1 %IACS of reading 120 kHz: ≤ 0.15 %IACS of reading
	Based on Fischer factory calibration standards, 5 single readings per standard, standard with +20°C material temperature
Influences:	Depending on material and used probe frequency - The following values are valid for a sufficient material thickness which depends on the used probe frequency
Material Thickness Th:	No measurement deviation within the trueness for Th ≥ Thmin Depending on the electrical conductivity of the material the minimal material thickness Thmin can be computed according to the following equation:
		f = Probe frequency in Hz σ = Electrical conductivity of the material in %IACS K ≈ 0.9, specific probe factor
	Examples Depending on probe frequency 460 kHz: ≤ 0.10 %IACS of reading 120 kHz: ≤ 0.15 %IACS of reading 240 kHz: ≤ 0.20 %IACS of reading 480 kHz: ≤ 0.35 %IACS of reading	Examples Depending on probe frequency 15 kHz: ≤ 0.1 %IACS of reading 130 kHz: ≤ 0.1 %IACS of reading 160 kHz: ≤ 0.1 %IACS of reading 120 kHz: ≤ 0.15 %IACS of reading
Edge Distance (R), Specification From Probe Tip Centre:	For all probe frequencies- No measurement error within the trueness as of R ≥ 7 mm / 0.28" - Probe needs a minimum of R = 7 mm / 0.28"
		Measuring spot in the centre of the circular surface
Edge Distance (X), Specification From Probe Tip Centre:	For all probe frequencies - No measurement error within the trueness as of X ≥ 7 mm / 0.28"
	Measuring spot
Curvature (R), measurement deviation from the nominal value with reference to master calibration on flat surface:	For 60, 120, 240, 480 kHz Compensation of curvature for R = 3...50 mm (0.12...1.97" ) by entering the diameter of curvature into the instrument No measurement error within the trueness as of R ≥ 50 mm / 1.97"	For 15 kHz No measurement error within the trueness as of R ≥ 48 mm / 1.89" Error ≥ 10 % for R ≥ 10.3 mm / 0.41" For 30 kHz No measurement error within the trueness as of R ≥ 45 mm / 1.77" Error ≥ 10 % for R ≥ 9.5 mm / 0.37" For 60 kHz and 120 kHz Compensation of curvature for R = 3... 50 mm (0.12...1.97") by entering the diameter of curvature into the instrument No measurement error within the trueness as of R ≥ 50 mm / 1.97"
	Measurement with measurement prism (grip ring 2) from the scope of supply. Probe needs a minimum of R = 1 mm / 0.04"
Distance Compensation (Measurement through a lacquer or plastic coating):	Thickness of an air gab, plastic foil or lacquer coating. Distance compensated up to a thickness of 500 μm / 0.02" max. error: 1 % of reading
	Valid for measuring range - 0.5...108 %IACS	Valid for measuring range - 5... 100 %IACS
允許的工作環(huán)境溫度	-10°C...+40°C / +14°F...+104°F
表面溫度	max. +40≥C / +104°F
防潮	No
針尖材料	Plastic
針尖可更換:	No
測(cè)量方法:	相敏渦流法
標(biāo)配:	Probe, measurement prism (grip ring 2), Cu standard approx. 100 %IACS
尺寸:	Cable length: 1.5 m / 59.06", other cable lengths on request