美國(guó)西特268本安防爆型微差壓傳感器/變送器美國(guó)西特268本安防爆型微差壓傳感器/變送器
SETRA;SETRA壓力變送器;SETRA差壓變送器

Model 268/268MR（EX）行業(yè)應(yīng)用：  HVAC、窯爐
產(chǎn)品特點(diǎn)： ■ 具有6種現(xiàn)場(chǎng)可選量程
■ SETRA可變電容傳感技術(shù)
■ 不銹鋼亞弧焊接敏感元件
■符合本安防爆認(rèn)證ia Ⅱ CT4(268EX 特選)
■ UL94V-0阻燃性等級(jí)
■ 標(biāo)準(zhǔn)精度為±1%FS
■ 精度可達(dá)到±0.4%FS、 ±0.25%FS(特選)
■ 小測(cè)量范圍為0～25Pa
Model 268/268MR（EX）的性能參數(shù)
精度 ±1.0%FS
非線性 ±0.98%FS
遲滯 ±0.2%FS
非重復(fù)性 ±0.1%FS
過載能力 正負(fù)向均為70KPa(10psi)
預(yù)熱漂移(典型值) ±0.1%FS
大線壓 70KPa
安裝影響 范圍                        零點(diǎn)漂移(%FS/G)
0～25Pa                          2.1
0～250Pa                        0.22
0～1250Pa                      0.14
0～7500Pa                      0.06
Model 268/268MR（EX）溫度影響很小
補(bǔ)償范圍 +5～+65℃
零點(diǎn)漂移<0.06%FS/℃
量程漂移<0.06%FS/℃
Model 268/268MR（EX）的環(huán)境參數(shù)如下
工作溫度 -18～+65℃
儲(chǔ)存溫度 -54～+82℃
壓力介質(zhì) 空氣或類似的非導(dǎo)電氣體
電流輸出
電路 2線,具有誤接線保護(hù)功能
輸出 4mA±0.16mA～20mA±0.16mA
激勵(lì)電壓 9+0.02x環(huán)路阻抗min.～30+0.004x環(huán)路阻抗max.(VDC)
大環(huán)路電阻 800Ω
物理參數(shù)
殼體 鑄鋁材料
安裝 ￠3mm螺釘掛孔
壓力連接 與1/4″軟管相連的3/16″塔形壓力接頭 φ8塔形壓力接口
電氣連接 PG-9電纜鎖緊裝置
重量 347.5g
輸出調(diào)節(jié) 零點(diǎn)和滿量程調(diào)整可在殼體內(nèi)部進(jìn)行

 268型號(hào)

268120CLD11G3HTP1,2681001WB11CF1NN,2681001WD11GF1NN

2681005WD11CF1NN,2681005WD11DF2NE,2681005WD11GF1NN

2681005WD11GF2NE,2681010WD11CF1NE,2681010WD11CF2NN

2681010WD11GF1NN,2681010WD11GF2NE,2681010WD2ECF1NN

2681025LB11CF1NE,2681025LB11CF1NN,2681025LB11CF2NE

2681025LB11CF2NN,2681025LB11FF1NE,2681025LB11FF1NN

2681025LB11FF2NN,2681025LB2DEF1NN,2681025LD11CF1NN

2681025LD11CF2NN,2681025LD11DF2NE,2681025LD11FF1NN

2681025LD11FF2NN,2681025LD11GF1NN,2681025LD2DFF1NN

2681025LD2DFF2NN,2681025LD2ECF2NN,2681025LD2EFF2NN

2681025WB11EF1NN,2681025WD11CF1NE,2681025WD11CF1NN

2681025WD11GF1NN,2681050LB11CF1NE,2681050LB11CF1NN

2681050LB11CF2NE,2681050LB11CF2NN,2681050LB11DF1NE

2681050LB11DF1NN,2681050LB11DF2NE,2681050LB11DF2NN

2681050LB11EF2DN,2681050LB11EF2NE,2681050LB11EF2NN

2681050LB11FF1NE,2681050LB11FF1NN,2681050LB11FF2NE

2681050LB11FF2NN,2681050LB11GF1NE,2681050LB11GF1NN

2681050LB11GF2NE,2681050LB2DGF1NN,2681050LD11CF1NE

2681050LD11CF2NE, 2681050LD11DF2NE,2681050LD11DF1NE

2681050LD11DF1NN, 2681050LD11EF2NN, 2681050LD11CF2NN

2681050LD11GF1NE,2681050LD11GF1NN,2681050LD11GF2NE

2681050LD2ECF1NN,2681050LD2EGF1NN,2681050WB2DFF2NN

2681050WD11CF1NN,2681060LB11CF2NN,2681060LD11CF1NN

2681060LD11CF2NE,26810R5WD11CF1NE,26810R5WD11DF1NE

26810R5WD11DF2NE,2681100LB11CF1NE,2681100LB11CF1NN

2681100LB11CF2NE,2681100LB11CF2NN,2681100LB11DF1NE

2681100LB11DF1NN,2681100LB11DF2NE,2681100LB11EF1NN

2681100LB11EF2NN,2681100LB11FF1NE,2681100LB11FF1NN

2681100LB11FF2NN,2681100LB11GF1NE,2681100LB11GF1NE-SS

2681100LB11GF1NN,2681100LB11GF2NE,2681100LB11GF2NN

2681100LB11RF1NN,2681100LB2DCF1NN,2681100LB2EFF2NN

2681100LD11CF1NE,2681100LD11CF1NN,2681100LD11CF2NE

2681100LD11CF2NN,2681100LD11DF1NE,2681100LD11DF1NN

2681100LD11DF2NE,2681100LD11EF1NN,2681100LD11EF2NE

2681100LD11FF1NE,2681100LD11FF1NN,2681100LD11FF2NE

2681100LD11FF2NN,2681100LD11GF1NE, 2681100LD2DFF2NN

2681100LD11GF1NN,2681100LD11GF2NE,2681100LD11GF2NN

2681100LD2EFF1NN,2681100LD2EGF1NN,2681100WD11GF2NE

268110CLB11CF1NE,268110CLB11CF1NN,268110CLB11CF2DN

268110CLB11CF2NE,268110CLB11CF2NN,268110CLB11DF1NE

268110CLB11DF1NN,268110CLB11DF2DN,268110CLB11DF2NE

268110CLB11DF2NN,268110CLB11FF1NE,268110CLB11FF1NN

268110CLB11FF2NE,268110CLB11GF1NE,268110CLB11GF1NN

268110CLB11GF2DN,268110CLB11GF2NE,268110CLB11GF2NN

268110CLB11RF1NN,268110CLB2DFF1NN,268110CLB2EDF2NN

268110CLB2EFF2NN,268110CLB2EGF1NN,268110CLD11CF1NE

268110CLD11CF1NN,268110CLD11CF1NN-SS,268110CLD11CF2DN

268110CLD11CF2NE,268110CLD11CF2NN,268110CLD11CF8NE

268110CLD11DF1NE,268110CLD11DF1NN,268110CLD11DF2NE

268110CLD11DF2NN,268110CLD11EF2NN,268110CLD11FF1NE

268110CLD11FF1NN,268110CLD11FF2NE,268110CLD11FF2NN

268110CLD11GF1NE,268110CLD11GF1NN,268110CLD11GF2NE

268110CLD11GF2NN,268110CLD2DCF1NN,268110CLD2ECF1NN

268110CLD2EDF2NN,268110CLD2EGF1NN,268110CLR11CF1DN

268110CLR11CF1NN,268110KLB11CF1NE,268110KLB11CF1NN

268110KLB11CF2NE,268110KLB11CF2NN,268110KLB11DF1DN

268110KLB11DF1NE,268110KLB11FF1NN,268110KLB11GF1NN

268110KLB2EFF2NN,268110KLD11CF1DN,268110KLD11CF1NE

268110KLD11CF1NN,268110KLD11CF2NE,268110KLD11CF2NN

268110KLD11DF1NN,268110KLD11DF2NN,268110KLD11FF1NE

268110KLD11FF1NN,268110KLD11FF2NN,268110KLD11GF1NE

268110KLD11GF1NN,268110KLD11GF2NE,268110KLD11GF2NN

268110KLD2DFF1NN,268110KLD2EDF2NN,2681125LB11CF1NN

2681125LB11CF2NN,2681125LB11DF1NN,2681125LB11DF2NN

2681125LB11GF1NN,2681125LB11GF2NN,2681125LD11CF1NN

268112KLD11CF2NN,268114KLD11CF2NN,2681150LB11CF1NN

2681150LB11CF2NN,2681150LB11GF2NN,2681150LD11CF1NE

2681150LD11GF1NE,2681150LD2EGF1NN,268115CLB11CF1NE

268115CLB11CF1NN,268115CLB11CF2NN,268115CLD11CF1NE

268115CLD11CF1NN,268115CLD11CF2NE,268115CLD11CF2NN

268115CLD11DF1NN,268115CLD11EF1NN,268115CLD11EF2NN

268115CLD11GF1NE,268115KLD11CF1NN,268115KLD11CF2NN

268115KLD11FF1NN,268115KLD2EDF2NN,268116CLD11CF1NN

268116CLD11CF2NE,268116CLD11CF2NN,268116CLD11GF2NN

268116KLD11CF1NN,268116KLD11CF2NE268116KLD11CF2NN

268116KLD11EF1NN,268116KLD11GF1NN,268116KLD11GF2NN

2681200LB11CF1NE,2681200LB11CF1NN,2681200LB11CF2NN

2681200LB11GF1NE,2681200LB11GF1NN,2681200LD11CF1NE

2681200LD11CF1NN,2681200LD11CF2NN,2681200LD11GF2NN

2681200LD2ECF2NN,2681200LD2EDF2NN,2681200LR11CF2NN

2681200LR11DF2DN,268120CLB11CF1NE,268120CLB11CF1NN

268120CLB11CF2NN,268120CLB11DF1NN,268120CLB11DF2NN

268120CLB11GF1NE,268120CLB2EDF2NN,268120CLD11CF1NE

268120CLD11CF1NN,268120CLD11CF2NN,268120CLD11DF1NE

268120CLD11DF1NN,268120CLD11DF2NN,268120CLD11FF2NN

268120CLD11GF1-PLS,268120CLD11GF1NE,268120CLD11GF1NN

268120CLD11GF2NE,268120CLD2EDF1NN,268120CLD2EDF2NN

268120CLR11CF1NN,268120KLD11CF1NN,268120KLD11DF2NN

268120KLD11FF1NE,268120KLD11GF1NN,268120KLD2EDF2NN

268122KLD11CF1NN

2681250LB11CF1DN,2681250LB11CF1NE,2681250LB11CF1NN

2681250LB11CF2NE,2681250LB11CF2NN,2681250LB11DF1NN

2681250LB11DF2NE,2681250LB11DF2NN,2681250LB11EF2NN

2681250LB11FF1NN,2681250LB11GF1NE,2681250LB11GF1NN

2681250LB11GF2NE,2681250LB11GF2NN,2681250LB11RF1NN

2681250LB2DFF1NN,2681250LB2ECF1NN,2681250LB2EGF2NN

2681250LD11CF1NE,2681250LD11CF1NN,2681250LD11CF2NE

2681250LD11CF2NN,2681250LD11DF1NE,2681250LD11DF1NN

2681250LD11DF1NNZC,2681250LD11DF2NE,2681250LD11DF2NN

2681250LD11EF1NN,2681250LD11EF2NN,2681250LD11FF1NN

2681250LD11FF2NN,2681250LD11GF1NE,2681250LD11GF1NN

2681250LD11GF2NE,2681250LD11GF2NN,2681250LD2DCF2NN

2681250LD2ECF1DN,2681250LD2ECF1NN,2681250LD2EDF1NN

2681250LD2EFF1NN,2681250LR11CF1NN,

268125CLB11CF1NN,268125CLB11CF2NE,268125CLB11CF2NN

268125CLB11DF1NN,268125CLB11DF2NN,268125CLB11FF1NN

268125CLB11FF2NE,268125CLB11FF2NN,268125CLB11GF1NE

268125CLB11GF1NN,268125CLB2DFF2NN,268125CLB2EFF2NN

268125CLD11CF1NE,268125CLD11CF1NN,268125CLD11CF2NE

268125CLD11CF2NN,268125CLD11DF1NE,268125CLD11DF1NN

268125CLD11DF2NN,268125CLD11EF1NN,268125CLD11EF2NN

268125CLD11FF1NE, 268125CLB11CF1NE,268125CLD11FF1NN

268125CLD11FF2NN,268125CLD11GF1NE,268125CLD11GF1NN

268125CLD11GF2NE,268125CLD11GF2NN,268125CLD11RF1NN

268125CLD2ECF1NN,268125CLR11CF1NN,268125KLD11CF1NN

268125KLD11CF2NN,268125KLD11DF1NN,268125KLD11DF2NN

268125KLD11EF2NN,268125KLD11FF1NN,268125KLD11FF2NE

268125KLD11FF2NN,268125KLD11GF1NE,268125KLD11GF2NN

268125KLD11GF8NN,268125KLD2DFF2NN,268125KLD2EFF2NN

26812R5WD11CF1NE,26812R5WD11GF1NN,2681300LD2DCF2NN

268130CLB11CF2NE,268130CLB11DF1NE,268130CLB11DF1NN

268130CLB11FF1NN,268130CLD11CF1NE,268130CLD11CF1NN

268130CLD11CF2NE,268130CLD11CF2NN,268130CLD11DF1NN

268130CLD11DF2NN,268130CLD11EF2NN,268130CLD11GF1NE

268130CLD11GF1NN,268130CLD11GF2NN,2681400LR11CF1NN

268140CLB11CF1NE,268140CLB11CF2NN,268140CLB11FF1NN

268140CLD11CF1NN,268140CLD11CF2NN,268140CLD11EF1NN

268140CLD11FF1NN,268140CLD11GF1NN,268140CLR11CF1NN

2681500LB11CF1DN,2681500LB11CF1NE,2681500LB11CF1NN

2681500LB11CF2NE,2681500LB11CF2NN,2681500LB11DF1NN

2681500LB11DF2NE,2681500LB11DF2NN,2681500LB11FF1NN

2681500LB11FF2NE,2681500LB11FF2NN,2681500LB11GF1NE

2681500LB11GF1NN,2681500LB11GF2NE,2681500LB11GF2NN

2681500LB2DCF2NN,2681500LB2DFF1NN,2681500LD11CF1NE

2681500LD11CF1NN,2681500LD11CF1NN-SS,2681500LD11CF2DN

2681500LD11CF2NE,2681500LD11CF2NN,2681500LD11DF1NE

2681500LD11DF1NN,2681500LD11DF2NE,2681500LD11DF2NN

2681500LD11EF2NN,2681500LD11FF1NE,2681500LD11FF1NN

2681500LD11FF2NN,2681500LD11GF1NE,2681500LD11GF1NN

2681500LD11GF2NE,2681500LD11GF2NN,2681500LD2DFF1NN

2681500LD2DFF2NN,2681500LD2ECF1NN,2681500LD2EDF2NN

2681500LR11CF1NN,268150CLB11CF1NE,268150CLB11CF1NN

268150CLB11CF2NE,268150CLB11CF2NN,268150CLB11DF2NE

268150CLB11DF2NN,268150CLB11EF2NN,268150CLB11FF1NE

268150CLB11FF1NN,268150CLB11FF2NE,268150CLB11FF2NN

268150CLB11GF1NE,268150CLB11GF2NE,268150CLB2EDF2NN

268150CLD11CF1NE,268150CLD11CF1NN,268150CLD11CF2NE

268150CLD11CF2NN,268150CLD11DF1NN,268150CLD11DF2NN

268150CLD11EF1NN,268150CLD11EF2NN,268150CLD11FF1NN

268150CLD11FF2NE,268150CLD11FF2NN，268150CLD11GF1NE

268150CLD2EDF2NN，268150CLR11CF2NN

268160CLD11CF1NN，268160CLR11CF1NN，268170CLB11FF1NN

268170CLB2DFF1NN，268170CLD11CF1NN，268170CLD11CF2NN

268170CLD11FF1NN，268175CLB11FF1NN，268180CLD11CF1NN

268180CLD11GF1NN，268K050LB11CF1N

268K050LB11CF2N，268K050LB11RF1N，268K100LB11CF1N

268K100LB11CF2N，268K100LB11RF1N，268K10CLD11CF1N

268K10CLD11CF2N，268K10CLD11RF1N，268K10KLD11CF1N

268K10KLD11CF2N，268K10KLD2ECF2N，268K20CLD11FF1N

268K250LB11CF1N，268K250LB11CF2N，268K25CLB11EF1N-SS

268K25CLD11CF1N，268K25CLD11EF1N，268K25CLD11EF1N-SS

268K25KLD11FF1N，268K35CLD11FF1N，268K50CLD11CF1N

268K75CLD11FF1N

2681MR3WD11CF1NN2681MR4WD11CF1NN

2681MR7LD11GF1NN，2681MR8LD11CF1NN，

2681MR8LD11GF1NN，2681MR9LD11GF1NN，2681R25WB11GF1NN

2681Z09LB11CF1NN，2681Z09LD11EF1NN，

2681Z09LD11CF1NE

2681Z09LD11GF2NE，2681R25WD11GF2NE，2681MR8LD11GF1NE, 2681MR6LD11GF1NE，2681MR7LD11CF2NE，2681MR7LD11GF1NE