德国德图testo 815  声级计,订货号:0563 8155 testo 815 声级计,套装,精度等级2 L,包括仪器箱,麦克风,防风帽和电池 testo 815噪音计用于暖通空调系统、舞厅、机器、燃烧器等的噪音测量,是日常应用的理想之选。  testo 815 声级计、噪音计的优点一览: 
- 精度等级2L,符合IEC 60651标准 
 
- 调试方便(附带调试用的螺丝起子) 
 
- 根据A类和C类来频率计权   
 
- 存储最大值和最小值 
 
- 精度高 (2级) 
 
- 可调节时间加权,快速/慢速 
 
- 显示频率计权、当前读数、时间加权和区域量程
  
testo 815 声级计噪音计的技术数据 - testo 815  
| 存放温度  | 
-10~+60℃  |  
| 工作温度  | 
0~+40℃  |  
| 电池类型  | 
9V块状电池   |  
| 电池寿命  | 
70 h  |  
| 重量  | 
195 g  |  
| 体积  | 
255x 55 x 43 mm  |   
testo 815 声级计噪音计的探头类型/声级  
| 量程  | 
+32 ~ +130 dB  |  
| 精度  | 
±1 dB  |  
| 分辨率  | 
 0.1dB  |   
testo 815 声级计噪音计的附件一览 - testo 815  
| 简要描述 | 
注释 | 
订货号 |  
| 声级标定器  | 
标定器,用于testo 815/816的长期标定  | 
0554 0452  |  
| 电源,230 V/ 8 V/ 1 A,欧式插头  | 
用于对仪器供电及对充电电池进行充电  | 
0554 1084 |   
815 Class 3 Sound Level Meter 816 Class 2 Sound Level Meter The Testo 815 and Testo 816 are portable instruments for accurate sound level measurement.  The Testo 816 is the same as the 815 except it has a greater accuracy.  
The low-cost measuring instrument for...  
- 
Monitoring environmental noise levels   
- 
Air conditioning and ventilation plant  noise levels   
- 
Complying with the Health and  Safety at Work Act.   
- 
Factory machine noise levels   
- 
Office noises, photocopiers, printers    
The Testo 815 Testo816 provides an accurate and low cost measurement of sound. Features include:  
 
| Technical data - Instrument | 
  |  
| Input | 
accurate condenser microphone, 1/2 inch |  
| Total measuring range | 
30 to 130 dB(A) 50 to 85 dB(A) 70 to 105 dB(A) 90 to 130 dB(A) |  
| Time settings | 
  |  
| FAST | 
125 ms |  
| SLOW | 
1 s |  
| Accuracy | 
  |  
| 
 815  | 
± 1.5 dB(A) Class 2 corresponds with OSHA specs and DIN/JEC 651 3L |  
| 
 816  | 
± 1 dB |  
| Pressure drift | 
-0.008 dB/mbar |  
| Resolution | 
0.1 dB(A) |  
| Display | 
LCD |  
| Battery life | 
15 h (alkali-manganese) |  
| Operating temperature | 
0 °C to +40 °C (32 °F to +104 °F) |  
| Storage/transport temperature | 
-20 °C to +40 °C (-4 °F to +104 °F) |  
| Housing material | 
ABS |    |