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3221 主要特点Main features:
Integrated the control system and furnace chamber in one.
集控制系统与炉膛为一体
The furnace chamber is molding by vacuum absorb technical, the resistance wire is embedded
炉膛保温材料采用整体真空吸附成型，程控镶嵌进口电阻丝。
The large diameter quartz tube, with the vacuum sealing flange ensure to heat the sample under the condition of vacuum or kind of atmosphere.
大口径的石英炉腔和真空密封法兰系统，可以在流动气氛和真空状态下快速加热样品。
技术参数Technical Parameters
Power
输入电源
Power rated: 3KW
额定功率：3KW
Voltage
电压
Voltage rated: AC220V 50/60HZ
额定电压： AC220V 50/60HZ
Working Temperature
工作温度
Max. Temperature: 1200 °C ( 1 hr)
最高温度：1200℃ (1小时)
Continuous working temperature: ≤1100℃
持续工作温度：≤1100℃
Max. heating Rate: ≤15°C /min
最快升温速率：≤40℃/分
Temperature Controller
控温方式
PID automatic control and auto-tune function.
模糊PID控制和自整定调节
30 programmable segments for precise thermal processing.
智能化30段可编程控制
Built-in protection for the over-heated and broken thermocouple.
超温和断偶报警功能
Heating Elements
加热元件
Resistance wire, Fe-Cr-Al Alloy doped by Mo
电阻丝（掺钼铁铬铝合金）
Temperature Accuracy
控温精度
+/- 1℃
Chamber size炉膛有效尺寸
Φ210*340mm
Dimensions
尺寸
Furnace size: 510*435*425mm(L*W*H )
炉子尺寸：510*435*425mm(长*宽*高 )
Net Weight
净重
70kg
Shipping Weight
毛重
100kg
Vacuum Flange
真空法兰
Special designed flanges
定制法兰
Vacuum Pressure
真空压力
133torr can be achieved by mechanical pump
机械泵可达133torr（1pa）
10^-5 torr can be reached by molecular pump
分子泵可达10^-5torr（10^-3pa）
Please click the picture below to order vacuum parts
点击下列图片订购真空部件
Warranty
质保
Two year limited warranty with lifetime support (Such consumable parts as tO-rings, etc. are NOT supported by the warranty)
二年质保终身支持（消耗品如O型圈等不在质保范围内）
Warning
注意事项
Small cracks may appear on the surface of the refractory ceramics over extended use. This is a normal occurrence and the cracks may be repaired with alumina coating.
在使用过程中炉膛表面可能出现细小裂纹。这是正常情况，裂纹可以用氧化铝涂层修复。
Compliance
认证
CE Certified
CE认证
The furnace is ready to pass TUV (UL61010) or CSA certification at extra cost.
可付费进行TUV(UL61010)或CSA认证
Operation instructions
操作指导
Click to download the operating manual
点击下载说明书
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