JC3351 intelligent pressure transmitter
Use object: liquid, gas or vapour
Measuring ranges: range 3 0-0.2~7.0kPa (0-20~715mmH2O)
Range 4 0-1.0~37.4kPa (0-96~3810mmH2O)
Range 5 0-4.7~186.8kPa (0-477~19050mmH2O)
6 0-17.3~690kPa range (0-0.18~7kgf/cm2)
Range 7 0-51.7~2068kPa (0-0.525~21kgf/cm2)
Range 8 0-172.3~6890kPa (0-1.75~70kgf/cm2)
9 range 0-517~20680kPa (0-5.25~210kgf/cm2)
Measuring range 0-0-1035~41370kPa (0-10.55~422kgf/cm2)
Output signal: 4~20mA output digital signals superimposed HART ® protocol (two-wire)
Power supply: external power supply 24V DC. (Power 12V~45V)
Load characteristics: maximum allowable load resistance load resistance circuit Rmax= (E-12)/0.02 (ω)
Hazardous area installations: explosion-dllCT5;
Intrinsically safe iallCT5
Migration characteristics: positive and negative after migration, on its range, the lower limit shall not exceed range limits. When the minimum range, the biggest positive for 0.975URL; Maximum negative transfer is-URL.
Temperature: medium temperature-40~104℃
-20~70℃ (with digital header);
Relative humidity: 0~100%
Pressure limits: measuring for 6.89MPa a 0 (absolute pressure) ~13.8MPa; Quantum 20.68MPa a 0 (absolute pressure) ~31.2MPa; Range of 41.37MPa, a 0 (absolute pressure) ~51.45MPa transmitter damage. 3.45kPa working pressure (absolute pressure) to transfer quantum limit, 68.9MPa pressure on the flange.
Volume weight: less than 0.16cm3
Damping: adjustable between time constants in 0.2~32.0s.
Start time: 3s, without preheating.
(In the absence of migration, 316 stainless steel diaphragm and other standard test conditions)
Lack of volume: 40:1
Accuracy: measuring range 345
Turndown of 1:1 to 10:1, as the adjustment range of ± 0.1%
Turndown of 10:1 to 40:1, ± 0.05 (range 1+0.1URL/)% range.
Measuring range of 67890
Turndown of 1:1 to 10:1, as the adjustment range of ± 0.15%
Turndown of 10:1 to 40:1, ± 0.075 (1+0.1URL/range)% range.
Stability: six errors for the greatest range of ± 0.15%
Temperature: measuring range of 45678
Zero point error for the greatest range of ± 0.25%/ 55 ℃
Including the total error of measurement range and zero, for the greatest range of 0.5%/ 55.
Note: for 390 temperature range error plus 1 time.
Effects of overpressure: pressure after 140kgf/cm2, error for the greatest range range of ± 0.25%.
Power supply: the range is less than the output of 0.005%/ V
Vibration: at any axes, frequency 200Hz, errors due to greatest range range of ± 0.05%/g
Load effect: as long as the input transmitter voltage of more than 12V, no load in the load area affected.
Installation location: the maximum zero-error of not more than 0.25 kPa, but can be corrected, no effect on range;
Measuring relative flange rotation has no effect.
Electromagnetic radiation: conformed to IEC801
Structural materials: diaphragm and vent/drain valve: 316 stainless steel; Hastelloy c; Monel and tantalum;
O'-ring (and media contact): FKM = cyanide butyl rubber, ethylene-propylene
Filling fluid: silicone oil;
Flanges and their joints: 316 stainless steel; Hastelloy c; Monel alloys
Bolting: zinc-plated steel; 1Cr18Ni90Cr17Ni4CuNb; 42CrMo;
Electrical housing: low copper aluminum alloy;
Coating: polyester epoxy.
Pressure connection: flange 1/4-18NPT (taper pipe thread);
Connector 1/2-14NPT (taper pipe thread).
Electrical connection: using 1/2-14NPT with screw conductor pipe terminals and its accompanying test strips.
Weight: 3.5kg (excluding options).