新品供应德国EHTR12温度传感器，温度变送器，热电阻

品牌	德国EH
型号	TR12

产品描述
RTD 热电阻
一体式温度变送器，带热保护套管和卡套
 
高灵活性，一体式结构设计、标准接线盒和用户自定义插入
深度
高兼容性，设计符合DIN 43772 标准
缩径型或锥管型的热保护套管响应时间短
防爆认证，可在危险区域中使用：
- 本安型(Ex ia)
- 防火花型(Ex nA)
 
模块化温度变送器
相比于不经过温度变送器而直接接线的测量方法，
Endress+Hauser 能为用户提供高测量精度、高测量
可靠性的温度变送器。根据实际工况条件，可以选
择下列信号输出和通信方式：

. 4...20 mA 模拟量输出
. HART?
. PROFIBUS? PA
.基金会现场总线(FF？)
 
 应用领域
应用范围广泛
测量范围: -200...600 °C (-328...1112 °F)
承压能力可达 40 bar (580 psi)

防护等级可达 IP 68

测量原理	Resistance Temperature Detector
Characteristic / Application	metric style modular temperature assembly universal range of application suitable for hazardous areas process connection as compression fitting without neck incl. thermowell / protection tube (metal)
Terminal head	TA20A - aluminium - cover with screws TA20B - plastics - screw cover TA20D - aluminium - hinged cover high  TA20J - SS - deep-drawn w. or w/o. display TA20R - SS - machined w. screw cover TA20W - aluminium - cover w. snap fit TA21E - aluminium - screw cover w. chain TA30A - E+H, aluminium - cover low - w. or w/o. display TA30D - E+H, aluminium - cover high
Thermowell / protection tube	welded protection tube
Insert / probe	mineral insulated (MI), flexible
Outer diameter protection tube	9,0 mm (0,35'')  11,0 mm (0,43'') 12,0 mm (0,47'') 15,0 mm (0,59'')
Max. immersion length on request	up to 10.000,00 mm (393,70'')
Material protection tube/thermowell	1.4404 (316L) 1.4571 (316Ti) 1.4841 (310)
Optional coating	Tantal
Process connection	compression fitting: G1/2"
Tip shape	straight reduced tapered
Surface roughness Ra	0,8 μm (31,5 μin.)
Operating temperature range	PT 100: -200 °C ...500 °C  (-328 °F ...932 °F)
Max. process pressure (static)	at 20 °C: 40 bar (580 psi)
Accuracy	class A acc. to IEC 60751 1/3 DIN class B acc. to IEC 60751
Response time	depending on configuration
Integration head transmitter	yes (4 … 20 mA; HART; PROFIBUS PA; FOUNDATION FIELDBUS)
Ex - approvals	ATEX II1D Ex ia IIIC, II1G Ex ia IIC T6 ATEX II1/2D Ex ia IIIC,II1G Ex ia IIC T6 ATEX IECEx II1/2D Ex ta/tb IIIC Da/Db ATEX II1G Ex ia IIC T6 ATEX II 3 G Ex nA IIC T6, II3D NEPSI Ex ia IIC T6 IECEx Ex ia IIC T6 Ga/Gb NEPSI Ex nA IIC T6
Certification	Gost Metrology SIL (transmitter only)