model | 型號(hào) | dt-580 | dt-580a | dt-580b | dt-680a |
setup range | 使用范圍 | 7-6,000rpm | 0-20,000rpm |
resolution | 解析度 | 0.1rpm/fpm below 2,000rpm(0.1rpm/低于每分鐘2,000轉(zhuǎn)時(shí)) 1rpm/fpm above 2,000rpm(1rpm/高于每分鐘2,000轉(zhuǎn)時(shí)) | 0.1rpm/fpm below 2,000rpm(0.1rpm/低于每分鐘2,000轉(zhuǎn)時(shí)) 1rpm/fpm above 2,000rpm(1rpm/高于每分鐘2,000轉(zhuǎn)時(shí)) |
display | 顯示方式 | 4 digtits led ,14mm high(4位數(shù)字,高14mm) | led(38mm×70mm) |
setup accuracy | -度 | &plun;0.01% | &plun;0.01% |
temp.drift | 溫度漂移 | &plun;0.01% | &plun;0.01% |
lap | 燈泡 | 德國海曼(heiman germany) |
spe-l function | -功能 | multiplier(a,b,c)flashes,divider(a)flashes one complete setup memoryextemal trigger 特殊功能a,b,c,及一組記憶設(shè)定,外部觸發(fā) | digits rpm adjustmentfine adjustmentexternal trigger數(shù)字式轉(zhuǎn)速調(diào)整微調(diào)轉(zhuǎn)速調(diào)整外部觸發(fā) |
power suply | 使用電源 | ac 220v | dc12v充電式 | ac110v | ac 220v |
power consumption | 功耗 | 40w | 40w |
operating temp./humidity | 使用溫度及濕度 | 0℃-50℃,belower 85%rh溫度:0到50度,相對(duì)濕度85%rh以下 | 0℃-50℃,belower 85%rh溫度0到50度,相對(duì)濕度85%rh |
dimension | 外形尺寸 | dt580(a):88×88×218mmwithout handle | dt680a:分為一燈,二燈,三燈,四燈,五燈,可按需定制 |
weight | 重量 | 約0.9kg | |
standardaccessories | 準(zhǔn)配件 | ac power cord,fuse,operation manual電源線,保險(xiǎn)絲,操作說明書 | ac power cord,fuse,operation manual電源線,保險(xiǎn)絲,操作說明書 |
optionalaccessories | 選配件 | xenon lamp 燈泡 | xenon lamp 燈泡 |