| GENERAL FEATURES & SPECIFICATIONS |
一般功能和规格 |
|
AR-811 |
AR-821 |
AR-831 |
|
| Measuring Range |
0.30~15m |
0.30~15m |
0.30~15m |
|
| 测量范围 |
10inch~50foot |
10inch~50foot |
10inch~50foot |
|
| Accuracy |
±1% |
±1% |
±1% |
|
| 测量精确度 |
|
| Measure In Imperial/Metric |
√ |
√ |
√ |
|
| 公英制转换 |
|
| Dynamic Display |
√ |
√ |
√ |
|
| 动态读数显示 |
|
| Laser Pointer Aiming |
√ |
√ |
√ |
|
| 激光定位 |
|
| Data Store /Recall |
√ |
____ |
______ |
|
| 存储/调出数据 |
|
| Computer Area And Volume |
√ |
√ |
√ |
|
| 计算面积和体积 |
|
| Sum Of Length |
√ |
√ |
√ |
|
| 计算长度累加 |
|
| Auto/Manual Shut-off |
√ |
√ |
√ |
|
| 自动/手动关机 |
|
| LCD Backlight |
√ |
√ |
√ |
|
| LCD 背光显示 |
|
| response Time |
2s |
2s |
2s |
|
| 响应时间 |
|
| Measureing Benchmark Setup |
√ |
√ |
√ |
|
| 测量基准设置 |
|
| KeySound,Beeps For Wrong Reading And Reading Confirmation |
√ |
√ |
√ |
|
|
| 按键声提示,出错声音提示 |
√ |
√ |
√ |
|
| 以及确认声音提示 |
| |
| |
| GENERAL CHARACTERISTICS |
一般特征 |
| Power |
9V Battery(6F22) |
9V Battery(6F22) |
4*1.5VAAA Battery |
| 供电 |
9v(6F22) |
9v(6F22) |
4节1.5V AAA电池 |
| LCD size |
35*23.5mm |
35*23.5mm |
35*23 | | |