這是一款可靠的參考級(jí)劑量?jī)x,兩個(gè)測(cè)量通道具有獨(dú)立的范圍,偏置電壓和應(yīng)用因子控制,以及超寬的量程,是外照射IMRT,近距離和立體定向放射SRS劑量測(cè)量的理想選擇。
技術(shù)參數(shù):
顯示量程
RATE: LowRange 0.001 pA – 500.0 pA, 1 fA resolution
High Range 0.001 nA – 500.0 nA, 1 pA resolution
CHARGE: LowRange 0.001 pC – 999.9 μC, 1 fCresolution
High Range 0.001 nC – 999.9 μC, 1 pC resolution
分辨率
High Range:0.001nA
Low Range:0.001Pa
測(cè)量量程(電流)
High Range:0.400 nA-500.0nA
Low Range:0.400pA-500.0pA
測(cè)量量程(電荷)
High Range:0.400nC-999,999nC
Low Range:0.400pC-999,999nC
重復(fù)穩(wěn)定性: ± 0.1% IEC60731 requirement: ± 0.5%
長(zhǎng)期穩(wěn)定性:± 0.5% overone year
穩(wěn)定時(shí)間: ± 0.5%
非線性: ± 0.2% IEC60731 requirement: ± 1.0%