隔爆型,本安型帶熱電偶電阻,SBWR-4280/8413KD,
主要特點:
● 采用硅橡膠或環(huán)氧樹脂密封結(jié)構(gòu),因此耐震、耐濕,適合在現(xiàn)場環(huán)境中安裝使用;
● 現(xiàn)場安裝在熱電偶,熱電阻的接線盒內(nèi)使用,直接輸出4-20mA、0-10mA的輸出信號。這樣既節(jié)約了昂貴的補償導(dǎo)線費用,又提高了信號遠距離傳輸過程中的抗干擾能力;
● 熱電偶變送器具有冷端自動補償功能;精度高、功耗低,使用環(huán)境溫度范圍寬,工作穩(wěn)定可靠;
● 適用范圍廣,即可以與熱電偶,熱電阻形成一體化現(xiàn)場安裝結(jié)構(gòu),也可以作為功能模塊安裝在檢測設(shè)備中和儀表盤上使用:
工作原理:
熱電偶或熱電阻傳感器被溫度轉(zhuǎn)換成電信號,再將信號送入變送器的輸入網(wǎng)絡(luò),該網(wǎng)絡(luò)包含調(diào)零和熱電偶補償?shù)认嚓P(guān)電路。經(jīng)調(diào)零后的信號輸入到運算放大器進行信號放大,放大的信號一經(jīng)V/I轉(zhuǎn)換器運算處理后以DC4-20mA電流輸出;另一路經(jīng)A/D轉(zhuǎn)換器處理后到表頭顯示。變送器的線性化電路有兩種,均采用反饋方式。對熱電阻傳感器,用正反方式校正,對熱電偶傳感器,用多段折線逼近法進行校正。一體化數(shù)字顯示溫度變送器LCD顯示的采用兩線制方式輸出。
技術(shù)參數(shù)
1.輸入信號:熱電偶:K、E、J、B、S、T、N;熱電阻:Pt100、Cu50、 Cu100、(三線制、四線制),智能型溫度變送器的輸入信號可通過PC機或手操器任意設(shè)置;
2.輸出信號:在量程范圍內(nèi)輸出DC4-20mA電流信號,與熱電偶、熱電阻的輸入信號成線性或與溫度成線性。智能型溫度變送器輸出DC4-20mA電流信號同時疊加符合HART標準協(xié)議通信信號;
3.基本誤差:0.5%FS;0.2%FS;智能型0.2%FS;
4.接線方式:二線制;三線制;
5.顯示方式:四位LCD顯示溫度,智能型四位LCD可通過PC機或手操器設(shè)定使之顯示現(xiàn)場溫度,傳感器值,輸出電流和百分比例中的任一種參數(shù);
6.工作電壓:普通型12∽35V DC;智能型12V∽45V DC;額定工作電壓為24V DC;
7.允許負載電阻:500Ω(24VDC供電);極限負載電阻R(max)=50(Vmin-12),例如在額定工作電壓24V DC時,負載電阻可0-600Ω范圍內(nèi)選擇使用。
8.工作環(huán)境:
a:環(huán)境溫度 -25∽80℃(常規(guī)型)
-25∽70℃(數(shù)顯型)
b:相對溫度 5%∽95%
c:機械振動f≤50HZ,振幅≤0.15mm
d:無腐蝕氣體或類似的環(huán)境;
9.溫度影響系數(shù):δ≤0.05%/℃
電接點壓力式溫度計WTZ-288、WTQ-288,WTZ-280B-F,WTZ280、WTQ280,WTZ-280,WZPN-431,WZPN2-131,WZPN2-331,WZPN-130,WRN2-230-F,WZPK-526U,WZCN-430,WZCN-330,WZCN-130,WZCN-230,WZPN-131,WZP-431D,WZPN-430,WZPN2-130,WZPN-330,WZPN-331,耐磨熱電偶,WZPN-230,WZC-130-F,WZC-430-F,WZC-330-F耐腐耐磨型熱電偶電阻,WZC-230-F,.WZP2-431-F,WZP2-331-F,WZP2-231-F,WZP2-131-F,WZP-431-F,WZP-331-F,WZP-231-F,WZP-131-F,WZP2-430-F,WZP2-330-F,WZP2-230-F,WZP2-130-F,WZP-430-F,WZP-230-F,WZP-130-F,WREN2-631,WREN-631,WRNN2-631,WRNN-631,WREN2-530,WREN-530,WRNN2-530,WRNN-530,WREN2-430,WREN2-330,WREN2-230,WREN2-130,WREN-430,WREN-330,WREN-230,WREN-130,WRNN2-430,WRNN2-330,WRNN2-230,WRNN-430,WRNN-330,WRNN-230,WRNN-130,WZPK-163S,WRE2-430-F,WRE2-330-F,WRE2-230-F,WRE2-130-F,WRE-430-F,WRE-330-F,WRE-230-F,WRER2-01中溫中壓電偶,WRNR2-01,WZPK2-435SA,WRR-120B,WRN2-130-F,WRN-430-F,WRN-330-F,JB/T5219-91,WRE-002,WRN-002,WRE-001,WRN-001,WRNK-1323,WRNK-1326,WRNK-1325,WRNK-1324,WRNK-1316,.WRNK-1315,WRNK-1314,WRNK-1313,WREK-1326,WREK-1325,WREK-1324,WREK-1323,WRER-1316,WREK-1315,WREK-1314,WREK-1313,WREK-1313,WZC-890J,WZC-130,WZP2-130,WZP-130,WRE2-130,WRE-130,WRN2-130,WRN-130,WZPK2-566SA,WZPK2-565SA,WZPK2-466SA,WZPK2-465SA,WZPK-566S,WZPK-565S,WZPK-564S,WZPK-563S,WZPK-466S,WZPK-465S,WZPK-464S,WZPK-463S,WZPK2-366SA,WZPK2-365SA,WZPK-266SA,WZPK-265SA,WZPK-366S,WZPK-364S,WZPK-365SA,WZPK-363S,WZPK-266S,WZPK-265S,WZPK-264S,WZPK-263S,WZPK-166SA,WZPK-165SA,WZPK-166S,WZPK-165S,WZPK-164S,WZPK-436S,WZPK-435S,WZPK-434S,WZPK-433S,WZP-633,WZP2-93C2套管式熱電偶熱電阻,WZP-93C2,WZP2-39C1,WZPN2-230,WZP-93C1,WRN-240A,WRNN2-130,WRE-130-F,WRN2-740,JB81-94,WZPK-536SA,WRE-631,WRN-624,MWFT-3,.WZPK2-165SA,WZP-631,WRP2-010,WZPM-0110,WRE-624,WZP-015S,WZP-013S,WRN-625,WZPK-165S,WZP2-2312A,WRN-520,WRNM,WSSX-472,WSSX-471,WSSX-462,WSSX-461,WSSX-452,WSSX-451,WSS-572,WSS-472,WSS-571,wss-471,wss-562,wss-462雙金屬溫度計,wss-561,wss-461,wss-552,wss-452,WSS-551,wss-451,wss-582,wss-482,wss-581,wss-481,wss-512,wss-412,.wss-312,wss-511,wss-411,wss-311,wss-502,WSS-402,wss-302,wss-501,wss-401,WSS-301,WSSXP-481,WSSXE-481,WSSXP-411,WSSXE-411,WSSXP-401,WSSXE-401,WSSP-581,WSSP-481,WSSP-511,WSSP-411,WSSP-501,WSSP-401,WSSE-581,WSSE-481,WSSE-511,WSSE-411,WSSE-501,WSSE-401,WSS-583L熱套式雙金屬溫度計,WSSX-403L,WSSX-483L,WSS-483L,WSS-413L,WSS-413L,WSS-503L,WSS-403L,WSSX-483S,WSSX-413S,WSS-483S,WSS-513S,WSS-413S,WSS-503S,WSS-403S,WSSX-486電接點雙金屬溫度計,WSSX-416,WSSX-406,WSSX-485,WSSX-415,.WSSX-405,WSSX-484,WSSX-414,WSSX-404,WSSX-483,WSSX-413,WSSX-403,WSSX-482,WZPK-124U,WZPK-406U,WZPK-503U,WZP-3212U,WZP-270U,WRNN2-436,WRP-130,WRP2-130,WRP-131,WRP2-131,WRQ-130,WRQ2-130,WRQ-131,WRQ2-131,WRR-130,WRR2-130,WZPK-336SA,WZPK2-335SA,WZPK-236SA,WZPK2-235SA,WZPK-333S,WZPK-334S,WZPK-335S,WZPK-236S,WZPK-235S, WZPK-234S, WZPK-233S, WZPK2-136S, WZPK2-135SA, WZPK-136S, WZPK-135S, WZPK-134S, WRNR-01, WRER2-14, WRNR2-14, WRER-14, WRER2-12, WRNR2-12, WRER-12, WRNR-12, WZP2-6312A, WZP-6312A, WZP2-631, WRN-624, WRNR2-01, SBWR-4170/440D隔爆本安型帶熱電偶電阻溫度變送器,SBWZ-4450,SBWZ-2450,SBWR-2160,SBWR-4150。
可見分光光度計:
721, 721N, 721-100, 722N, 722S, 7230G, 723N, 751GD, 752N, 754N, 755B, UV759, UV759S, 756MC, 756CRT, UV757, UV757CRT, UV762, UV765, UV765CRT, UV765PC, 760CRT, 361MC, 361CRT, AA320N, AA320NCRT, AA370MC, 3510, 4510, 4510F, 4530, 4530F,930A, 960MC, 960CRT, 970CRT, 6400A, FP640, FP6410, RP508, 721S, S22PC, 722SP, 725S, S23A, S24, S52, 752S, 752SP, 755S, GOLD S53, S54, 765S, S400, S410, F93, F95, F96, DA620S, UV-7502PCS, UV-7502PC, UV-7502CS, UV-7502C, UV-7504PC, UV-7504C, UV-7504, 723PCS, 723PC, 723C, 722-100, 722, 723, 752, 754, 754PC, 756, 7600MC, 7600CRT, 7601MC, 7601CRT,
色譜儀:
GC102AF, GC102AT, GC102M, GC102NJ, GC112A, GC122, GC112A-TCD, GC122-TCD, GC122-ECD, GC-122FPD, GC122-NPD, LC-200, MD-1, MD-2, MD-3, HD-A, XWT-1044S, 3057-11, CXG-A, MA-1, MA-2, MA-3, MB-1, MB-2, MB-3,
在線環(huán)保監(jiān)測儀:
COD-580,DWG-8002A,SJG-705,SJG-208,SJG-203A,PHG-21D,PHGF-43,PHG-217D,PHGF-27B,PHG-243,DWG-8004,DWG-8003,COD-582,ZDJ-520, PHG-217D-1,PHG21D,PHG-21D-1,
PHG-7685A, SJG-7835A,DWG-8025A,
色度儀:
WSF,WSF-J,WSC-S,WSB-L,WJL,WQL,WGW, XZR-2B,XZR-2J,SD9011,SD9012,
光澤度儀:
WGG60,WGG60B,WGG60-A,WGG60-D, FP6400,FP640,FP6410,FP6420,722,
白度儀:
WSB-1,WSB-2,WGB-2,WGB-2A,WSB-3,WSB-3A,SBDY-2, SBDY-1, SBDY-1P,
電位儀:
DJS-292B, DJS-292C, DJS-292, DJS-292D,
氣體測定儀,測定儀:
SCY-3B,SCY-3C,SCY-1,SCY-2,SCY-2A,CES-30,SZF-06A,SZF-06B,CXC-06,NPC-02,HJ-2, SZF-06, SZF-06G, NPCA-02, CXC-06, SZC-C, SZC-D, SLQ-6, EAB1-95, EAB1-2000, HJS-IV,
SZF-06A, HJ-2,
濁度儀:
WGZ-200,WGZ-2000,WGL,WZR,WYL-2,WGZ-100,WGZ-800,WGZ-1,WGZ-20,WGZ-B,WGZ-1B, WGZ-1S, WGZ-20, WGZ-1A, WGZ-1AP, WGZ-2, WGZ-2A, WGZ-3, WGZ-3P, WGZ-3A, WGZ-3AP, WGZ-2000P, WGZ-4000, WGZ-4000P, WGZ-1C, WGZ-2C, WGZ-3C, WGZ-200C, WGZ-2-PJ,WGZ-2-XJ,SGZ-B,SGZ-1B,SGZ-2B,SGZ-3B,SGZ-5B,SGZ-1A,SGZ-1AP,SGZ-2A,SGZ-2AP,SGZ-3A,SGZ-3AP,SGZ-5A,SGZ-5AP,SGZ-6A,SGZ-6AP,SGZ-1,SGZ-2,SGZ-3,SGZ-200, SGZ-200I, SGZ-200IT, SGZ-400I, SGZ-400IT, SGZ-500I, SGZ-500IT, SGZ-800I, SGZ-800IT, SGZ-1000I,SGZ-1000IT,SGZ-2000I,SGZ-2000IT,WZS-185,WZS-180,WZS-200,WZS-20,WZS-1000,