產(chǎn)品描述
一體式熱電阻溫度計(jì),HART®通信
- HART®通信下,可通過(guò)手操器(DXR375)現(xiàn)場(chǎng)操作設(shè)備或通過(guò)PC機(jī)遠(yuǎn)程操作設(shè)備
- 背光顯示,可旋轉(zhuǎn)
- 通過(guò)PC機(jī)進(jìn)行操作、可視化和維護(hù),例如:使用FieldCare 或ReadWin® 2000操作軟件
- Pt 100傳感部件的精度為A級(jí)(IEC 60751) 或 1/3級(jí) DIN B
- 繞線式Pt 100的溫度范圍 -200 ... 600°C (-328 ... 1112 °F)
- 單只Pt100采用3線制或4線制連接
- 低電壓監(jiān)測(cè)并及時(shí)報(bào)警,防止輸出錯(cuò)誤測(cè)量值
- 整個(gè)工作溫度范圍內(nèi)的高精度測(cè)量
- 傳感器監(jiān)控:故障調(diào)節(jié)和腐蝕檢測(cè)符合NAMUR NE 89標(biāo)準(zhǔn); 傳感器開(kāi)路或傳感器短路時(shí)進(jìn)行故障調(diào)節(jié),符合NAMUR NE 43標(biāo)準(zhǔn)
- EMC,符合NAMUR NE 21, CE標(biāo)準(zhǔn)
- 鋁外殼或不銹鋼外殼(可選),防護(hù)等級(jí)IP67 或 NEMA 4x
- 可以訂購(gòu)標(biāo)定證書(shū)
- 輸出仿真
- 最小/最大過(guò)程值記錄
- 用戶(hù)自定義量程設(shè)置或擴(kuò)展量程設(shè)置,參見(jiàn)問(wèn)卷
- 認(rèn)證: ATEX (EEx ia, EEx d 和Staub-Ex), CSA (IS, NI, XP 和DIP)
應(yīng)用領(lǐng)域
Omnigrad S TMT142R是一體化熱電阻溫度計(jì),專(zhuān)門(mén)為滿(mǎn)足不同過(guò)程行業(yè)的要求而設(shè)計(jì),例如:化工、石化和能源行業(yè),也適用于其他常見(jiàn)應(yīng)用。
TMT142R溫度計(jì)由RTD熱電阻傳感器鎧裝芯子(Pt100)和提供4 ... 20mA輸出(HART®設(shè)置)的兩線制溫度變送器組成。
產(chǎn)品結(jié)構(gòu)的多樣化使TMT142R可在多種工業(yè)過(guò)程中適應(yīng)各種不同的應(yīng)用條件。
技術(shù)參數(shù)
Thermometer
測(cè)量原理
Resistance Temperature Detector
Characteristic / Application
US style
modular temperature assembly
for heavy duty applications
suitable for hazardous areas
threaded process connection
to use with thermowell
backlit display
Terminal head
TMT142 - aluminium - fieldhousing w. or w/o. display
Thermowell / protection tube
to use with thermowell
Insert / probe
mineral insulated (MI), flexible
Max. immersion length on request
up to 30.000,00 mm (1.181,10'')
Material protection tube/thermowell
1.0460 (A105)
1.4401 (316)
1.4404 (316L)
1.4571 (316Ti)
1.4749 (~446)
1.7335 (13CrMo4-5; F-11)
Inconel 600 (2.4816)
Hastelloy C276 (2.4819)
Duplex SAF 2205 (1.4462)
Titan Gr2 (3.7035 )
Optional coating
Titan Gr2 (3.7035 )
Tantal
PTFE Teflon
PVDF
Process connection
male thread:
G1/2"
NPT1/2"
NPT3/4"
union nut:
NPT1/2"
M24x1.5
Operating temperature range
PT 100:
-200 °C ...600 °C
(-328 °F ...1.112 °F)
Max. process pressure (static)
at 20 °C: 500 bar (7.252 psi)
Accuracy
class A acc. to IEC 60751
1/3 DIN class B acc. to IEC 60751
Response time
depending on configuration
t50 = 3 s
t90 = 7 s
Integration head transmitter
yes (4 … 20 mA; HART; PROFIBUS PA; FOUNDATION FIELDBUS)
Ex - approvals
ATEX II 1G EEx ia IIC T4/T5/T6
ATEX II 2GD EEx d IIC T6
ATEX EEx d, EEx ia
ATEX II 3G EEx nA IIC T4/T5/T6
ATEX II 1/2GD EEx d IIC T6
ATEX II1/2GD EEx ia IIC T4/T5/T6
Certification
Gost Metrology