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초음파 유량계 Q.Sonic plus
 
구 분
Q.Sonic plus
측정원리
Ultrasonic transit time measurement
Size
3” ~ 56” (DN 80 ~ DN 1400)
압력범위
2 bar(g) ~ 150 bar(g)
최소압력은 유량계 size와 가스성분에 의해 결정됩니다.
측정유체 온도범위
표준 : -40 ℃ ~ +85 ℃
주변 온도범위
표준 : -40 ℃ ~ +65 ℃
반복도 (Repeatability)
0.05 % (Qt ~ Qmax)
불확도(Typical uncertainty)
0.5 % of reading after dry calibration 1)
0.2 % of reading after flow calibration 1)
0.1 % of reading after flow calibration and linearization 1)
Body / Flange 재질
12” 이하 : ASTM A350 LF2 Cl.1
14” 이상 : ASTM A333 Gr. 6 / ASTM A350 LF2 Cl.1
전원공급
24 VDC (18 ? 30 VDC), 10 ? 20 W
인터페이스
2 serial ports (RS232 / 485 configurable)
1 Ethernet port / high speed VDSL
2 frequency outputs, 0 ~ 3 kHz
2 digital outputs 2)
2 analog outputs 2)
1 USB port (device, for service purpose only)
Communication protocol
Modus (ASCII, RTU, TCP/IP)
MID Accuracy Class
Class 1.0
Hazardous area approvals
ATEX : II 2 G Ex d ia [ia] IIB+H2 T6 Gb
IECEx : Ex d ia [ia] IIB+H2 T6 Gb
FM : Class I, Division 1, Group A to D T6
CSA : Class I, Division 1, Group B, C and D T6
Ingress protection
IP 66 / NEMA Type 4X
1) 전/후단 직관거리 10D/3D, Qt~Qmax에서의 불확도임
2) Analogue outputs and digital outputs sharing the terminal clamps