Handheld digital manometer HT-1891 with LCD display for different air pressure measurement
手持式数字压力计HT-1891带有液晶显示器，用于不同的气压测量
特征
1.测量压差/差压：-55H2O到+ 55H2O（+2psi）。
2.11可选择的测量单位：在H2O，psi，bar，mbar，Kpa，InHg，mmHg，ozin2，FtH2O，kgH2O，
3.最大/最小/平均值和相对时间
4归零，偏移和数据补偿
4低电量显示，自动关机
5数据保持和错误代码
规格
1.测量压差/差压：-55H2O到+ 55H2O（+2psi）。
2.11可选择的测量单位：在H2O，psi，bar，mbar，Kpa，InHg，mmHg，ozin2，FtH2O，kgH2O，
3.最大/最小/平均值和相对时间
4归零，偏移和数据补偿
4低电量显示，自动关机
5数据保持和错误代码
规格
| 功能 | 范围 |
| inh2o | ±138.3 |
| Psi | ±5.000 |
| Mbar | ±344.7 |
| Kpa | ±34.47 |
| inHg | ±1.018 |
| mmHg | ±258.5 |
| Ozin2 | ±80.0 |
| fth2o | ±11.53 |
| cmH 2 O. | ±351.5 |
| Kgcm2 | ±0.351 |
| 酒吧 | ±0.344 |
| 尺寸 | 170 * 55 * 33mm |
| 重量 | 165g |
| 配件 | 9V电池，手动，2房子和吸塑卡 |
Features
1. Measures gauge/differential pressure: -55H2O to +55H2O(+2 psi).
2.11 selectable units of measure: in H2O, psi, bar, mbar, Kpa, InHg, mmHg, ozin2, FtH2O, kgH2O, kgcm,
3. Max/min/average and with a relative time
4Zeroing, offset, and data compensation
4Low battery display, auto shutdown
5Data hold and error code
Specifications
1. Measures gauge/differential pressure: -55H2O to +55H2O(+2 psi).
2.11 selectable units of measure: in H2O, psi, bar, mbar, Kpa, InHg, mmHg, ozin2, FtH2O, kgH2O, kgcm,
3. Max/min/average and with a relative time
4Zeroing, offset, and data compensation
4Low battery display, auto shutdown
5Data hold and error code
Specifications
| Function | Range |
| InH2O | ±138.3 |
| Psi | ±5.000 |
| Mbar | ±344.7 |
| Kpa | ±34.47 |
| inHg | ±1.018 |
| mmHg | ±258.5 |
| Ozin2 | ± 80.0 |
| FtH2O | ± 11.53 |
| cmH2O | ± 351.5 |
| Kgcm2 | ± 0.351 |
| Bar | ± 0.344 |
| Size | 170*55*33mm |
| Weight | 165g |
| Accessories | 9V battery, manual, 2 of house and blister card |
