TH54系列温度仪表备件概述
TH54系列是工业温度测量中广泛使用的产品，涵盖温度变送器、接线盒、保护套管等。本文整理了其备件表，包括订货号、规格及关键技术参数，帮助工程技术人员和采购人员快速选型与维护。
备件清单
下表列出了TH54系列常用备件，包括设备包、变送器备件、附件等。其中TMT142X和TMT162X系列备件适用于对应型号的维护与更换。
| 订货号/型号 | 描述 | 规格/备注 |
|---|---|---|
| 71044062 | 设备包 | 2x screws, 1x sealing CDI-connector |
| 71386275 | TMT142X-DA | 备件 TMT142X (Spare parts TMT142X) |
| TMT142X-DB | 备件 TMT142X | Spare parts TMT142X, F |
| TMT142X-HI | 备件 TMT142X | Spare parts TMT142X, F |
| TMT142X-HL | 备件 TMT142X | Spare parts TMT142X |
| TMT162A-MA | TMT162A附件 | |
| TMT162A-MB | TMT162A附件 | |
| TMT162A-MD | TMT162A附件 | |
| TMT162X-DA | 备件 TMT162X | |
| TMT162X-DB | 备件 TMT162X | |
| TMT162X-DC | 备件 TMT162X | F |
| TMT162X-HI | 备件 TMT162X | F |
| TMT162X-HL | 备件 TMT162X | |
| 51006845 | 缆塞 | Cable gland NPT 1/2, D4-8.5, IP68 |
| 51007995 | 安装支架 | Mounting bracket SS316L, tube 1,5-3", A |
| TU121- | TC Insert TU121 | General Purp, US Style, Spare part. Thermocouple Insert spring loaded. Thermocouple comply with EMF tables of ASTM E-230 and IEC60584. Color codes per ASTM E-230. F |
| TU401- | Enclosure TU401 | US Style |
| XPT0004- | Spare Parts Kit Cover TA30R | cover of connecting head, F |
| TA30H- | Terminal Head TA30H | Retainer for terminal block or head transmitter + optional display. Design: explosion proof. Cover: screwed, optional window. Material: aluminium. Coating: polyester powder-coating. Colour: body blue, cover grey. Ambient temp.: -50...150 oC (housing). Protection: IP66/68, NEMA 4X (housing). Protection Ex d/XP: IP66/67 (housing). A |
| TA30R- | Terminal Head TA30R | Retainer for terminal block or head transmitter + optional display. Cover: screwed, optional window. Material: Stainless Steel 316L. Colour: Steel (no coating). Ambient Temp.: -50...85/130 oC (display/standard). Protection: IP66/68, NEMA4X; IP69K (housing). :: easy wiring through best accessibility. :: compact desing and low weight. E |
| TU54- | Thermowell TU54 | Flanged US Style. Bar stock Thermowell, CRN Number. The Flange is welded on. |
| TMT142E- | Electronic TMT142E | |
| TMT162E- | Electronic TMT162 | |
| TMT181- | **iTEMP TMT181, Head Transmitter PCP | Product being phased out, limited availability. Temperature transmitter, PC-programmable. Application: RTD, TC, Ohm, mV. 2-wire 4-20mA, galvanic isolation. Fault reaction: NAMUR NE 43. Mounting: head form B, DIN EN50446. UL listed. |
| TMT182- | **iTEMP TMT182, Head Transmitter HART | Product being phased out, limited availability. Temperature transmitter, Protocol HART. Application: RTD, TC, Ohm, mV. 2-wire 4-20mA, galvanicisolation. Fault reaction: NAMUR NE 43. Mounting: head form B, DIN EN50446. UL listed. |
| TMT82- | iTEMP TMT82, Transmitter HART | 2-wire temperature transmitter. Dual universal sensor input. Galvanic isolation 2kV (input/output). Application: RTD, TC, Ohm and mV. ::Highly reliable due to drift detection and sensor back up. ::Optional also for safety critical applications by means of SIL 2/3 acc. to IEC61508. |
| TMT84- | iTEMP TMT84, Transmitter PA | Dual sensor input. Advanced diagnostics: sensor monitoring. PROFIBUS PA Profile 3.02. Galvanic isolation 2kV. Application: RTD, TC, Ohm, mV. Current consumption: 11 mA. Mounting: head form B, DIN EN50446. Factory setup: CH1: Pt100, 3-wire, oC. CH2: inactive. Differing configuration optional selectable. |
| TMT85- | iTEMP TMT85, Transmitter FF | Dual sensor input. Advanced diagnostics: sensor monitoring. FOUNDATION Fieldbus protocol. Galvanic isolation 2 kV. Application: RTC, TC, Ohm, mV. Current consumption: 11 mA. Mounting: head form B, DIN EN50446. Factory setup: CH1: Pt100, 3-wire, oC. CH2: inactive. Differing configuration optional selectable. F |
| TMT142G- | Housing TMT142G | F |
| TMT162G- | Housing TMT162 | F |
| TXU10- | Configuration Kit TXU10 | for PC-programmable devices. set-up programme+interface cable for PC with USB-Port. |
| READWIN- | Readwin 2000 Operation + Read. software | |
| TID10- | Display Unit Head Transmitter | to plug on. Dot-Matrix measured value display. 12 DIP-switches buttom side. Settings: FF: Simulation, Write Lock. PA: Bus address, Write Lock. Compatible: TMT85, TMT84, TMT82, TMT71, TMT72. |
| FXA195- | Commubox FXA195 | Modem to connect HART field devices to a computer via USB. Commissioning of field devices with software tool. :: To connect to a intrinsically safe signal circuit. :: SIL2, IEC61508. |
| TH55- | TC Assembly TH55, Spring US Style | Spring loaded temperature measuring device, without thermowell. Comply with EMF tables of ASTM E-230 and IEC60584. Color Codes per ASTM E-230. |
关键备件技术参数
TA30H 接线盒
- 设计：防爆型
- 盖：螺纹式，可选窗口
- 材质：铝
- 涂层：聚酯粉末涂层
- 颜色：本体蓝色，盖灰色
- 环境温度：-50...150 °C（外壳）
- 防护等级：IP66/68，NEMA 4X（外壳）；Ex d/XP: IP66/67（外壳）
TA30R 接线盒
- 材质：不锈钢316L
- 颜色：钢色（无涂层）
- 环境温度：-50...85/130 °C（显示/标准）
- 防护等级：IP66/68，NEMA4X；IP69K（外壳）
- 特点：接线方便，紧凑设计，重量轻
TU54 保护套管
- 类型：法兰式美标
- 结构：棒材保护套管，带CRN编号，法兰焊接
温度变送器
下表对比了常用温度变送器的主要特性，包括TMT82、TMT84、TMT85等。
| 型号 | 协议 | 输入 | 隔离 | 应用 | 特点 |
|---|---|---|---|---|---|
| TMT82 | HART | 双通用传感器 | 2kV | RTD, TC, Ohm, mV | 漂移检测，传感器备份，SIL 2/3 |
| TMT84 | PROFIBUS PA | 双传感器 | 2kV | RTD, TC, Ohm, mV | 高级诊断，11 mA |
| TMT85 | FOUNDATION Fieldbus | 双传感器 | 2kV | RTD, TC, Ohm, mV | 高级诊断，11 mA |
| TMT181 | PC可编程 | RTD, TC, Ohm, mV | 有 | 2线4-20mA | 逐步淘汰，有限供应 |
| TMT182 | HART | RTD, TC, Ohm, mV | 有 | 2线4-20mA | 逐步淘汰，有限供应 |
选型与采购建议
采购TH54系列备件时，请根据设备型号和工况选择对应订货号。对于防爆场合，推荐TA30H接线盒；对于腐蚀性环境，推荐TA30R不锈钢接线盒。变送器选型需考虑协议、输入类型及安全等级。
对于SIL应用，可选择TMT82（SIL 2/3）。TMT181和TMT182已逐步淘汰，建议选用替代型号。