| GENERAL FEATURES & SPECIFICATIONS |
一般功能和規(guī)格 |
| |
AR-841 |
AR-851 |
| Measuring Range |
0.5～15m |
0.5～15m(single Unit) |
| 測量范圍 |
1～60m(Double Unit) |
| Accuracy |
±0.5% |
±1.5%(single Unit) |
| 測量精確度 |
±2%(Double Unit) |
| Measure In Imperial/Metric |
√ |
√ |
| 公英制轉(zhuǎn)換 |
| Operation Condition |
0～30℃ |
0～30℃ |
| 工作環(huán)境 |
30-70%RH |
30-70%RH |
| Laser Pointer Aiming Selection |
√ |
√ |
| 激光定位 |
| Low Battery Indication |
√ |
√ |
| 低電顯示功能 |
| Computer Area And Volume |
√ |
√ |
| 計算面積和體積 |
| Sum Of Length |
√ |
√ |
| 計算長度累加 |
| Auto/Manual Shut-off |
√ |
√ |
| 自動/手動關(guān)機(jī) |
| LCD Backlight |
√ |
√ |
| LCD 背光顯示 |
| response Time |
2s |
2s |
| 響應(yīng)時間 |
| Measureing Benchmark Setup |
√ |
√ |
| 測量基準(zhǔn)設(shè)置 |
| Single Or Double Unit Measure Selection |
_____ |
√ |
| 單機(jī)和雙機(jī)測試選擇開關(guān) |
| WorkFrequency |
40khz |
40khz(single Unit) |
| 工作頻率 |
20khz(Double Unit) |
| Key Sound,Beeps For Wrong Reading |
√ |
√ |
| And Reading Confirmation |
| 按鍵聲提示,出錯聲音提示 |
| 以及確認(rèn)聲音提示 |
