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外接标准铂电阻—JOFRA STS-200A 925 配套产品: 液槽、干体炉 两用标准炉 RTC-250B 液槽、干体炉 两用标准炉 RTC-250C 智能参考探头 JOFRA STS-200智能参考探头内置了温度特性曲线及相应参数。同样,DLC探头也是如此。 这就意味着,无需通过电脑下载温度补偿参数这一繁琐耗时并且容易出错的工作,既然参数已经储存在智能接头中,而且出厂前已经消除了更换不同探头引起的误差,当然用户可以随意更换使用,且即插即用。 的参考探头 STS-200 参考探头和DLC探头是特殊设计的。AMETEK可以提供形状为90°弯角的参考探头和DLC探头,这些探头在插入套管时,上端仅比套管顶部稍高。 这种特殊设计可以非常方便地校准那些顶部带有接线盒或法兰的温度传感器STS-200 外接参考探头一旦超出校准周期会有提示。 真值稳定(仅B型和C型) 只有RTC系列干体炉的 B 型和C 型有此功能,此功能可以使用外部参考探头控温达到设定点温度。当严格要求加热体中的温度等于设定点温度时就可以使用外部参考探头来控温。这项功能在校准气体修正器或其他保管变换时非常理想。 技术技术指标 STS-200A 925 温度范围 STS-200............................................0~250°C 准确度 F.S. (全量程) ...................................... 400 ohm 精度 (12 个月) ............... ±0.0012% rdg. + 0.0005% F.S. 12个月指标,0°C..................................±0.008°C 12个月指标,28°C.................................±0.009°C 12个月指标,155°C................................±0.011°C 12个月指标,250°C................................±0.012°C 温度元件 类型......................................4线制RTD真值测量1) 注意 1: 真值测量法可有效消除热电转换过程中引起的误差 响应时间 STS200A :τ0.5 (50%).................................. 8 秒 STS200A :τ0.9 (90%) .................................26 秒 STS200B :τ0.5 (50%)..................................18 秒 STS200B:τ0.9 (90%).................................. 44 秒 尺寸 直径...........................................4mm / 6.35mm 长度................................................. 182mm 距离井口高度...................................... 22mm 标准配置 > STS-200A 925 (直径4mm) 或 STS-200B 925 (直径6.35mm) > 塑料保护盒 > 校准证书 STS-200 A/B Specifications Dimensions Reference A (915). . . . . . . . . . . . . . 160 mm (6.29 in) (916). . . . . . . . . . . . . . . . . . . . 182 mm (7.16 in) (917). . . . . . . . . . . . . . . . . . . ..192 mm (7.55 in) (925). . . . . . . . . . . . . . . . . . . . 182 mm (7.16 in) (970). . . . . . . . . . . . . . . . . . . . 225 mm (8.85 in) Reference B. . . . . . . . . . . . . . . . . . 4 mm (0.16 in) 6.35 mm (0.25 in) Temperature Range STS-200 A -915. . . . . . . . -65 to 160° C (-85 to 320° F) STS-200 A -916. . . . . . . . -65 to 160° C (-85 to 320° F) STS-200 A -917. . . . . . . -100 to 155° C (-148 to 311° F) STS-200 A -925. . . . . . . . . .0 to 250° C (32 to 482° F) STS-200 A -970. .. . . . . . . .0 to 700° C (32 to 1292° F) Accuracy Hysteresis (1) @ 0° C (32° F) .. . . . .0.01° C (0.02° F) Long Term Stability (2) @ 0° C (32° F). . . . . . . . typical 0.016° C (0.029° F) Repeatability (1) @ 0° C (32° F) . . . . . . . . . . . 0.002° C (0.0036° F) (1) When used in the range shown above. (2) When exposed to the maximum temperature shown above for 100 hours. Stability will depend on the actual use of the sensor.. Sensing Element Type. .. . . . . . . . . . . . . .. . . . . . . . . . . Pt100 Nominal Resistance @ 0° C (32° F) . . . . . . . .. . 100 Ω Temperature Coefficient. . . . . . . . . α100 =0.00385 1/°C Minimum Immersion Depth STS-200 A - 4 mm (0.16 in). .. . . . . . . . . 100 mm (3.9 in) STS-200 B - 6.35 mm (0.25 in). . . . . . . . .110 mm (4.3 in) Self-Heating Effect 0.06° C /mW (0.108° F/mW) Response Time STS-200 A - 4 mm (0.16 in): τ0.5 (50%). . . . . . . 8 seconds STS-200 A - 4 mm (0.16 in): τ0.9 (90%). . . . .. . 26 seconds STS-200 B - 6.35 mm (0.25 in): τ0.5 (50%). . . . . 18 seconds STS-200 B - 6.35 mm (0.25 in): τ0.9 (90%). . . . . 44 seconds Electrical Connections Cable. . . . . . . . . . . . . . . . . . . .4-wire plus shield Connection. . . . . . . . . . . . . . .. . . . . . . . . Redel Outer Tube Inconel 600 Operating Conditions Sensor, Connection, and Cable. . . . . .Max. 70⒇ C (158⒇ F) Storage Temperature. . . . . . .-20 to 70⒇ C (-4 to 158⒇ F) Humidity . . . . . . . . . . . . . . . . . . . . . 5 to 90% RH Protection Class (connectors). . .... . . . . .DIN 40050 IP-50 Shipping Dimensions LxWxH. . . . . . . . . . . . .335x30x270 mm (13.1x1.2x10.6 in) Shipping Weight, including packing.. . . . . . 1.9 kg (4.2 lb) Standard Delivery STS-200 A/B sensor,Sensors delivered in plastic case, Accredited calibration certificate, 6 to 7 points,Cable - according to order number, User manual. Accessories 127131. . . . Cable 0.5 m (1.6 ft) w/ 6-POL LEMO/Redel for RTC 127285. . . . . Cable 2 m (6.6 ft) w/ 6-POL LEMO/Redel for RTC 127286. . .. Cable 2 m (6.6 ft) w/ 6-POL LEMO/Banana connector 127287. . ... . Cable 2 m (6.6 ft) w/ 6-POL LEMO to 4-POL LEMO 127288. . . . Cable 0.5 m (1.6 ft) w/ 6-POL LEMO to 4-POL LEMO 127787. . . . . Cable 2 m (6.6 ft) w/ Male Redel/Female Redel |