Features ● High accuracy ● No mechanical and movable parts, little repair work ● Span and zero continuous and adjustable from outside ● Good stability ● Positive shift amount to 500%; negative shift 600% ● Two-wire system 4~20mA DC ● Damping adjustable, overpressure protection ● Solid components, patch-type printed circuit board ● Explosion-proof structure, all-day use ● Unified structure, strong interchangeability of parts ● Miniaturization（total height 166mm） ● Diaphragm materials of contacting mediums option (316L, TAN, HAS-C, MONEL, etc.) ● smart HART protocol
Function Parameters
● Service: liquid, gas and steam ● Measuring range : 0~0.06 kPa to 0~40Mpa ● Output signal : 4~20mA DC (four-wire 220V AC power supply, 0~10mA DC output for special) ● Power supply : 12~45V DC, generally 24V DC ● Features of loading: relation equation of loading impedance RL and power voltage Vs: RL <= 50(Vs-12) ● Indicator : pointer-type linearity indication 0~100% scale mark or LCD indicator, LED indicator. ● Explosion proof : a. explosion isolation d II CT6 b. intrinsically safe ia II CT6 ● Positive and negative shifts : after positive and negative shifts of zero absolute values of upper-and-lower-limit values of span and measuring range not exceed 100% of upper limit of measuring range. ( smart type : turn down ratio 20:1, 40:1) Maximum positive shift is 500% of minimum adjusting span; maximum negative shift is 600% of minimum adjusting span. ● Temperature range: amplifier operation temperature range: -29 ~ +93C (LT type: -25 ~ +70C); measuring component of fill silicone oil: -40 ~ +104C flange type transmitter fill hi-temperature silicone oil: -20 ~ +315C normal silicone oil: -40 ~ +149C ● Static pressure : 4, 10, 25, 32Mpa ● Humidity : relative humidity 0~100% ● Volume absorption : < 0.16cm3 ● Damping (phase step response) : For silicone oil, generally between 0.2s and1.67s, continuous and adjustable
Technical Datas
(no shift, under standard operation conditions, fill silicone oil, 316 SS diaphragm) ● Accuracy class: +/-0.25%, +/-0.5% (smart type: +/-0.1%, +/-0.075%) ● Dead zone: no (<=0.1%) ● Stability : within 6 months not beyond absolute value of basic error of maximum span ● Vibration effect: on a random ax upward, at vibration frequency of 200 Hz, error +/-5%/g of upper limit of measuring range. ● Power effect : < 0.005%/V of output span ● Loading effect : no effect from loading at stable power ● Effect of installation position : at most 0.24kPa of zero error, no effect on span Others ● Diaphragm: 316 SS, HC -276, Monel or Ta ● Exhaust/vent Valve: 316 SS, HC or Monel ● Flange and Connector: 316 SS, HC or Monel ● Contacting medium “O” ring: acrylotrile-butadiene rubber, fluorine rubber ● Fill liquid: silicone oil or inert oil ● Blot: 316 SS ● Electronic Body Material: low copper-aluminum alloy ● Ignition Voltage Connection Fit : flange NPT 1/4, center distance 54mm; connector NPT 1/2 or M20 ×1.5 male round-cone surface sealed, when carrying connector the center distance 50.8, 54, 57.2mm (NPT taper thread accords with GB/T12716-91) ● Signal line connecting hole : G 1/2" ● Weight : 4.2 kg (standard type)
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