簡(jian)單(shan)介(jie)紹(shao)
品(pin)牌(pai) 上(shang)海(hai)自(zi)動(dong)化(hua)儀(yi)表(biao)三(san)廠(han) 類(lei)型(xing) 隔(ge)爆(bao)型(xing)熱(re)電(dian)阻(zu) 型(xing)號(hao) WZ
WZPK-148 隔(ge)爆(bao)熱(re)電(dian)阻(zu)的(di)詳(xiang)細(xi)介(jie)紹(shao)
| 品(pin)牌(pai) |
上(shang)海(hai)自(zi)動(dong)化(hua)儀(yi)表(biao)三(san)廠(han) |
類(lei)型(xing) |
隔(ge)爆(bao)型(xing)熱(re)電(dian)阻(zu) |
| 型(xing)號(hao) |
WZPK-148 |
分(fen)度(duo)號(hao) |
PT100 |
| 測(ce)量(liang)範(fan)圍(wei) |
-50-+450(℃) |
允(yun)差(chai)等(deng)級(ji) |
B |
□產(chan)品(pin)特(te)點(dian):
1.壓(ya)簧(huang)式(shi)感(gan)溫(wen)元(yuan)件(jian),抗(kang)振(zhen)性(xing)能(neng)好(hao);
2.測(ce)量(liang)範(fan)圍(wei)大(dai);
3.毋(wu)須(xu)補(bu)償(chang)導(dao)線(xian),節(jie)省(xing)費(fei)用(yong);
4.進(jin)口(kou)薄(bao)膜(mo)電(dian)阻(zu)元(yuan)件(jian),性(xing)能(neng)可(ke)靠(kao)穩(wen)定(ding)
□測(ce)溫(wen)範(fan)圍(wei)及(ji)允(yun)差(chai) :
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| 型(xing)號(hao) |
分(fen)度(duo)號(hao) |
測(ce)量(liang)範(fan)圍(wei) |
精(jing)度(duo)等(deng)級(ji) |
允(yun)許(xu)偏(pian)差(chai) |
| WAPJ |
Pt100 |
-200~ +500 |
A級(ji) |
±(0.15+0.002|t|) |
| B級(ji) |
±(0.30+0.005|t|) |
| WZCJ |
Cu50
Cu100 |
-50~+100 |
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±(0.30+0.006|t|) |
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□防(fang)爆(bao)分(fen)組(zu)形(xing)式(shi):
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○電(dian)氣(qi)設(she)備(bei)類(lei)別(bie)
Ⅰ類(lei)——煤(mei)礦(kuang)井(jing)下(xia)用(yong)電(dian)氣(qi)設(she)備(bei)
Ⅱ類(lei)——工(gong)廠(han)用(yong)電(dian)氣(qi)設(she)備(bei)
○防(fang)爆(bao)等(deng)級(ji)
防(fang)爆(bao)熱(re)電(dian)偶(ou)的(di)防(fang)爆(bao)等(deng)級(ji)按(an)其(qi)使(shi)用(yong)於(yu)性(xing)氣(qi)體(ti)混(hun)合(ge)物(wu)zui大(dai)安(an)全(quan)間(jian)隙(xi)分(fen)為(wei)A 、B、C三(san)級(ji)。
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| 類(lei)別(bie) |
級(ji)別(bie) |
zui大(dai)試(shi)驗(yan)安(an)全(quan)間(jian)隙(xi)(MESG)mm |
| II |
A |
0.9≤MESG |
| B |
0.5<MESG<0.9 |
| C |
MESG≤0.5 |
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○溫(wen)度(duo)組(zu)別(bie)
防(fang)爆(bao)熱(re)電(dian)偶(ou)的(di)溫(wen)度(duo)組(zu)別(bie)按(an)其(qi)外(wai)露(lou)部(bu)分(fen)允(yun)許(xu)zui高(gao)表(biao)麵(mian)溫(wen)度(duo)分(fen)為(wei)T1~T6。
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| 溫(wen)度(duo)組(zu)別(bie) |
允(yun)許(xu)zui高(gao)表(biao)麵(mian)溫(wen)度(duo)℃ |
| T1 |
450 |
| T2 |
300 |
| T3 |
200 |
| T4 |
135 |
| T5 |
100 |
| T6 |
85 |
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●防(fang)爆(bao)級(ji)別(bie)
●EXd II□T□
●Exia II□T□
●防(fang)護(hu)等(deng)級(ji):IP65
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■接(jie)線(xian)盒(he)形(xing)式(shi)
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●dⅡBT□級(ji)
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●dⅡCT□級(ji) |
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■安(an)裝(zhuang)端(duan)子(zi)形(xing)式(shi)
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□型(xing)號(hao)命(ming)名(ming)方(fang)法(fa):
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溫(wen)度(duo)儀(yi)表(biao)
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Z
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熱(re)電(dian)阻(zu)
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感(gan)溫(wen)元(yuan)件(jian)材(cai)料(liao)
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P
C
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鉑(bo) Pt
銅(tong) Cu
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偶(ou)絲(si)對(dui)數(shuo)
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無(wu)
2
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單(shan)支(zhi)
雙(shuang)支(zhi)
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安(an)裝(zhuang)固(gu)定(ding)形(xing)式(shi)
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1
2
4
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7
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9
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無(wu)固(gu)定(ding)裝(zhuang)置(zhi)
固(gu)定(ding)螺(luo)紋(wen)
固(gu)定(ding)法(fa)蘭(lan)
活(huo)絡(lao)管(guan)接(jie)頭(tou)式(shi)
直(zhi)形(xing)管(guan)接(jie)頭(tou)式(shi)
固(gu)定(ding)螺(luo)紋(wen)管(guan)接(jie)頭(tou)式(shi)
活(huo)動(dong)螺(luo)紋(wen)管(guan)接(jie)頭(tou)式(shi)
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接(jie)線(xian)盒(he)形(xing)式(shi)
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4
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防(fang)爆(bao)式(shi)
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保(bao)護(hu)管(guan)直(zhi)徑(jing)
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0
1
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Φ16
Φ12
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工(gong)作(zuo)端(duan)形(xing)式(shi)
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G
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變(bian)截(jie)麵(mian)
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W
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Z
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P
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2 -
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2
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4
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0
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G
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典(dian)型(xing)型(xing)號(hao)示(shi)例(li)
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□選(xuan)項(xiang)須(xu)知(zhi):
1)型(xing)號(hao)
2)分(fen)度(duo)號(hao)
3)防(fang)爆(bao)等(deng)級(ji)
4)精(jing)度(duo)等(deng)級(ji)
5)安(an)裝(zhuang)固(gu)定(ding)形(xing)式(shi)
6)保(bao)護(hu)管(guan)材(cai)質(zhi)
7)長(zhang)度(duo)或(huo)插(cha)入(ru)深(shen)度(duo)
例(li)例(li)A:防(fang)爆(bao)熱(re)電(dian)阻(zu),Pt100型(xing),固(gu)定(ding)螺(luo)紋(wen)M27×2,防(fang)爆(bao)等(deng)級(ji)dⅡBT4級(ji),保(bao)護(hu)管(guan)316,插(cha) 入(ru)深(shen)度(duo)300mm。WZP-240,Pt100,L=450×300,dⅡBT4 溫(wen)度(duo)變(bian)送(song)器(qi)0.5級(ji),保(bao)護(hu)管(guan)316,螺(luo)紋(wen) M27×2。
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在(zai)線(xian)留(liu)言(yan)
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