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上海德茹是德国BAR-CONTROL压力开关中国总代理和德国ADZ压力传感器中国总代理,同时也经营以下欧美品牌:德国FISCHER、德国BALLUFF、德国AB、德国ELB、德国labom、德国BITHERMA、德国armatherm、德国BDSensors、德国WIKA、德国Hengesbach、德国electrotherm、德国FAFNIR、德国CST、德国inelta、德国IHNE&TESCH、德国Müeller、德国STW等;意大利FOX、意大利Fratelli-Giacomello、意大利AirCom、意大利Valcom、意大利NUOVAFIMA、意大利GEMELS、意大利SiTi-bt、荷兰STIKO、丹麦PRelectronics、挪威ScanSense、美国STI、美国Conax等。
上海德茹主营压力开关、压力传感器、压力表、温度计、温度开关、温度传感器、流量开关、液位开关、低温槽等自动化仪表及实验室仪器耗材。
Specifications
PRESSURE RANGE
Measuring range* p [bar] 1,0 1,6 2,0 2,5 4,0 6,0 10,0 16,0
Overload pressure p [bar] 6 6 6 10 10 20 20 40
Burst pressure p [bar] 9 9 9 15 15 30 30 60
Measuring range* p [bar] 20 25 40 60 100 160 200
Overload pressure p [bar] 40 100 100 200 200 400 400
Burst pressure p [bar] 60 150 150 300 300 600 600
Measuring range* p [bar] 250 400 600 1000
Overload pressure p [bar] 750 750 840 1200 (vacuum, relative pressure, +-,
Burst pressure p [bar] 1000 1000 1050 1500 absolute pressure are available)
ELECTRICAL PARAMETER
signal U [V ] R [k ] RA [ ] S D L
Output signal* and R in Ohm 4...20 mA (2-wire, 3-wire) 9...32 acc. to R = <(U - 10V) / 0,02 A A A S
maximum acceptable burden R 0...10 V (3-wire) 12...32 > 5,0 A DC
0…5 V 8...32 > 2,5 DC
1…5 V 8...32 > 2,5 DC
0,5…4,5 V ratiometric 5 ±10% > 4,7 DC
Response time* (10...90%) t [ms] <1
Withstand voltage U [V ] 350 option 710 DC
ACCURACY
Accuracy @ RT % of the range 0,50** option 0,25 ** incl. nonlinearity, hysteresis, repeatability, zero-offset-
BFSL £ 0,125 and final-offset (acc. to IEC 61298-2)
Non-linearity % of the range£ 0,15
Repeatability % of the range£ 0,10
Stability/year % of the range£ 0,10
ACCEPTABLE TEMPERATURE RANGES
Measuring medium T [°C] -40...125
Ambience T [°C] -40...105 (option -55)
Storage T [°C] -40...125
Compensated range* T [°C] -20...85
Temperature coefficient within the compensated range
Mean TC offset % of the range£ 0,15 / 10K
Mean TC range % of the range£ 0,15 / 10K
Total error % of the range -40°C 2,00%
% of the range 105°C 2,00%
MECHANICAL PARAMETER
Parts in contact with the measuring medium* stainless steel
Housing* stainless steel
Shock resistance g 1000 acc. to IEC 68-2-32
Vibration resistance g 20 acc. to IEC 68-2-6 und IEC 68-2-36
Mass m [g] 80-120 depending on design
CE - conformity EC Directive 89/336/EWG
IP system of protection The IP system of protection as specified in the data sheets generally applies, with their
mating plug connected. Relative pressure transmitters usually require a ventilated mating
plug and/or cable to aloow for pressure compensation. From a pressure range of 60bar,others upon request a ventilated mating plug and/or cable is not necessarily required.
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