先驰红外测温仪
先驰红外测温仪特点：
人体工程学设计，高测距系数，广适用范围，超低电耗，延时可靠测量，
激光测量切换，℃ or ℉摄氏/华氏温度转换，电子触发锁，温度数据存储，音频警报。
*TN-675红外温度计
应用：
远距离温度监视器，电力检修，空调，半导体生产加工，电路测试终端，
规格：
| Specifications | TN-675 | TN-677 |
| Distance/Spot Ratio | 50:01:00 | 50:01:00 |
| Temperature Range | -32~ 1650°C(-25.6~3002℉) | -32~ 1650°C(-25.6~3002℉) |
| Accuracy | ±3℃(±5℉) -32~ -20℃(-25.6~ -4℉) | ±3℃(±5℉) -32~ -20℃(-25.6~ -4℉) |
| (Assumes Operation Ambient Temperature of 25°C/77°F) | ±2℃(±3℉) -20~ 100℃(-4~ 212℉) | ±2℃(±3℉) -20~ 100℃(-4~ 212℉) |
| Above 100 ℃(212℉):±2% | Above 100 ℃(212℉):±2% | |
| Thermopile | 8~14μm | 8~14μm |
| Repeatability | ±1℃(±2℉) | ±1℃(±2℉) |
| Resolution | 0.1℃ or 0.1℉(Above 2000℉:1℉) | 0.1℃ or 0.1℉(Above 2000℉:1℉) |
| Response Time | 500ms | 500ms |
| Operation Temp | 0~50℃(32~122℉),10~90%RH | 0~50℃(32~122℉),10~90%RH |
| Auto Power Off | Automatically after approx. 6sec | Automatically after approx. 6sec |
| Emissivity | Adjustable 0.1~1.0 | Adjustable 0.1~1.0 |
| ℃/℉ Switchable | YES | YES |
| Backlight | YES | YES |
| Laser Sight Switchable | YES | YES |
| Max/Min/Avg./ΔT | YES | YES |
| Auto-measuring | YES | YES |
| 10 Point Memory | YES | YES |
| Audio Alarm | YES | YES |
| Dual Display | YES | YES |
| Tripod Mount | YES | YES |
| Dimensions | 200×166×50.5 mm | 200×166×50.5 mm |
