德国E+H温度仪表：温度变送器 iTEMP TC TMT188

Technical Information TI 077R/09/en No.: 510 01792 Temperature head transmitter iTEMP TC TMT 188 Universal head transmitter for thermocouples (TC) for installation in a sensor head Form B Application areas • Fixed adjusted temperature head transmitter for converting TC input signals into a 4 to 20 mA analogue output signal • Input: Thermocouple (TC) Features and benefits • Fixed adjusted measurement range for thermocouples (TC) • 2 wire technology, 4 to 20 mA analogue output • High accuracy in total ambient temperature range • Fault signal on sensor break or short circuit, presettable to NAMUR NE 43 • EMC to NAMUR NE 21, CE • UL recognized component to UL 3111-1 • GL ship building approval • Ex-Certification - ATEX Ex ia and dust zone 22 in compliance with EN 50281-1 - FM IS - CSA IS • Galvanic isolation Operation and system construction Input Output Accuracy Measurement principle Electronic measurement and conversion of input signals in industrial temperature measurement. Measurement system The iTEMP TC TMT 188 temperature head transmitter is a two wire transmitter with an analogue output. It has measurement input for thermocouples (TC). Thermocouples (TC) Type Measurement range min. measurem. range B (PtRh30-PtRh6) C (W5Re-W26Re) [3] D (W3Re-W25Re) [3] E (NiCr-CuNi) J (Fe-CuNi) K (NiCr-Ni) L (Fe-CuNi)[2] N (NiCrSi-NiSi) R (PtRh13-Pt) S (PtRh10-Pt) T (Cu-CuNi) U (Cu-CuNi) [2] MoRe5-MoRe41 [1] accord. to IEC 584 Part 1 0 to +1820 °C 32 to 3308 °F 0 to +2320 °C 32 to 4208 °F 0 to +2495 °C 32 to 4523 °F -200 to +915 °C -328 to 1679 °F -200 to +1200 °C -328 to 2192 °F -200 to +1372 °C -328 to 2501 °F -200 to + 900 °C -328 to 1652 °F -270 to +1300 °C -454 to 2372 °F 0 to +1768 °C 32 to 3214 °F 0 to +1768 °C 32 to 3214 °F -200 to + 400 °C -328 to 752 °F -200 to + 600 °C -328 to 1112 °F 0 to +2000 °C 32 to 3632 °F 500 K (900 °F) 500 K (900 °F) 500 K (900 °F) 50 K (90 °F) 50 K (90 °F) 50 K (90 °F) 50 K (90 °F) 50 K (90 °F) 500 K (900 °F) 500 K (900 °F) 50 K (90 °F) 50 K (90 °F) 500 K (900 °F) Cold junction internal (Pt100) Cold junction accuracy ± 1 K Sensor current 30 mA Output (analogue) Output signal 4 to 20 mA Transmission as temperature linear Max. load (Vpower supply - 8 V) / 0.025 A Input current required ≤ 3.5 mA Current limit ≤ 25 mA Switch on delay 4 s (during power up Ia = 3.8 mA) Reply time 1 s Failure signal (fault monitoring) Measurement range undercut Linear drop to 3.8 mA Exceeding measurement range Linear rise to 20.5 mA Sensor breakage; Sensor short circuit ≥ 21.0 mA Electrical connection Power supply Ub = 8 to 35 V, polarity protected Galvanic isolation (In/out) Û = 3.75 kV AC Allowable ripple Uss ≤ 5 V at Ub ≥ 13 V, fmax. = 1 kHz Reference conditions Calibration temperature 23 °C ± 5 K Thermocouple (TC) Type Measurement accuracy K, J, T, E, L, U N, C, D S, B, R MoRe5-MoRe41 typ. 0.5 K typ. 1.0 K typ. 2.0 K Influence of the internal reference junction Pt100 DIN IEC 751 Cl. B [1] no reference [2] according to DIN 43710 [3] according to ASTM E988 Accuracy (continued) Application conditions Mechanical construction Certification Influence of power supply ≤ ±0.01%/V deviation from 24 V [1] Load influence ≤ ±0.02%/100 Ω [1] Temperature drift Thermocouple (TC): Td = ± (15 ppm/K * max. meas. range + 50 ppm/K * preset meas. range) * ∆ϑ ∆ϑ = Deviation of the ambient temperature according to reference condition. Long term stability ≤ 0.1 K / Year [2] or ≤ 0.05% / Year [2] [3] Installation conditions Installation angle No limit Installation area Connection head accord. to DIN 43 729 Form B; TAF 10 field housing Ambient conditions Ambient temperature -40 to +85 °C (for Ex-areas see Ex-certification) Storage temperature -40 to +100 °C Climatic class To EN 60 654-1, Class C Moisture condensation Allowable Ingress protection IP00 / IP66 installed Vibration protection 4g / 2 to 150 Hz according to IEC 60 068-2-6 EMC immunity Interference immunity and interference emission according to EN 61 326-1 and NAMUR NE 21 Dimensions Weight approx. 40 g Materials Housing: PC Potting: PUR Terminals Cable up to max. 1.75 mm2 (secure screws) Terminal connections Power supply and current output SETUP socket CE mark The measurement system fulfils the requirements demanded by the EU regulations. Endress+Hauser acknowledges successful unit testing by adding the CE mark. Ex-certification For further details on the available Ex versions (ATEX, CSA, FM, etc.), please contact your nearest sales organisation. All relevant data for hazardous areas can be found in separate Ex documentation. If required, please request copies from us or your E+H sales organisation. UL recognized UL recognized component to UL 3111-1 GL approval GL Germanische Lloyd ship building approval [1] All data is related to a measurement end value (FSD) of 20 mA. [2] Accord. to reference conditions. [3] % is related to the adjusted measurement range (the value to be applied is the greater). 33 ∅ 44∅ 7 ∅5 22 .5 Dimensions in mm How to order Export Division Endress+Hauser GmbH + Co Instrument International P.O. Box 2222 D-79574 Weil am Rhein Germany Tel. +49 7621 975-02 Tx 773926 Fax +49 7621 975-345 e-mail: info@ii.endress.com Internet: http://www.endress.com TI 077R/09/en/12.02 Mat.-Nr. 510 01792 CV5 Further Documentation Operation instructions KA 120R/09/a3 No. 510 03186 ATEX II 1G XA 004R/09/a3 No. 510 01908 ATEX II 3G XA 010R/09/a3 No. 510 03356 ATEX II 3D XA 026R/09/a3 No. 510 05563 System information SI 008R/09/en No. 510 01361 TMT188- ⇐ Order-Code Head transmitter for temperature measurement, connection to thermocouples (TC), internal reference junction, 2-wire technology with 4 to 20 mA analogue output, In/Out galvanic isolation, failure mode according to NE 43, for mounting in Form B head to DIN 43729, UL recognized component, ship building approval GL. Certification A - Version for non Ex areas, UL recognized, ship building approval GL B - ATEX II 1G EEx ia IIC T4/T5/T6 C - FM IS, Class I, div. 1+2, Group A, B, C, D D - CSA IS, Class I, div. 1+2, Group A, B, C, D E - ATEX II 3G EEx nA IIC T4/T5/T6 F - ATEX II 3D G - ATEX II 1G EEx ia IIC T6, II 3D H - ATEX II 3G EEx nA IIC T6, II 3D Temperature sensor Measurement range B - Typ B (0 °C ...+1820 °C min. 500 K) AA - (0 °C ...100 °C) C - Typ C (0 °C ...+2320 °C min. 500 K) AB - (0 °C ...150 °C) D - Typ D (0 °C ...+2495 °C min. 500 K) AK - (0 °C ...200 °C) E - Typ E (-200 °C ...+915 °C min. 50 K) AC - (0 °C ...250 °C) J - Typ J (-200 °C ...+1200 °C min. 50 K) AL - (0 °C ...300 °C) K - Typ K (-200 °C ...+1372 °C min. 50 K) AD - (0 °C ...400 °C) L - Typ L (-200 °C ...+900 °C min. 50 K) AE - (0 °C ...600 °C) N - Typ N (-270 °C ...+1300 °C min. 50 K) AF - (0 °C ...900 °C) R - Typ R (0 °C ...+1768 °C min. 500 K) AG - (0 °C ...1000 °C) S - Typ S (0 °C ...+1768 °C min. 500 K) AH - (0 °C ...1200 °C) T - Typ T (-200 °C ...+400 °C min. 50 K) AI - (0 °C ...1400 °C) U - Typ U (-200 °C ...+600 °C min. 50 K) AJ - (0 °C ...1600 °C) JA - (-50 °C ...200 °C) Model A - Standard model B - Works calibration certificate, 6 test points iTEMP TC TMT 188 head transmitter