Kofloc EX-700 Digital Mass Flow Meter with Display

 

EXE-FLOWTM was commercialized “Exact measurement” and “Excellent function as a concept. This is covered from a small flow rate (F.S.10sccm) to a large flow rate (F.S.200slm) and the 11 flow ranges are ready as s standard stock.

Feature

• Lower cost model with newly developed high-grade sensor
• Compact and lightweight、24CDC drive.
• RS485 communication is the standard spec.
• Compliant to RoHS and CE marked.
• Easy operation with indicator.
  • Instant and totalized flow rate indication
  • Change of gas type
  • Conversion factor setting
  • Upper or lower alarm setting
  • Change of the unit of flow range, etc.
• Accurate flow measurement and Excellent function
• Full scale 10sccm to 200SLM
• 11 Range standard stock for fast delivery
• Single power supply connection

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Specification

Sensor type		Thermal (EX sensor)
Flow range(N2)		10 /50 /100 /500SCCM　　1 /5 /10 /20SLM	50 /100 /200SLM
Applicable gases（*1）		N2(Air, H2, He, Ar, O2, CO2, and C.F.)	N2(Air, Ar, and C.F.)
Response		within 2sec
Accuracy（*2）		± 1.0%F.S. (25℃ )	± 1.5%F.S.(25℃ )
Temperature coefficient		± 0.2%F.S./℃　(15 ～ 35℃ ) 　※ 200SLM ± 0.4%F.S./℃
Repeatability		± 0.2%F.S.
Proof pressure		980 ｋ Pa(G)
Working Temp.		5 ～ 50℃
Allowable storage temp.		-10 ～ 60℃
Materials of a gas contact part		SUS316, SUS316L, PTFE, FKM (optional NBR,CRP)
Electrical connection		DC power plug and D-sub 9 pin male
Digital communication		RS485（MODBUS protocol, RTU mode）
Required power supply (DC)		24VDC( ± 10%) 100mA
Joint		1/4F900 (standard)	3/8F900 (standard)
Needle valve (option)		MODEL2412	MODEL2412D
Signal	Event output	2 x NPN open collector output, integrating pulse output　(Maximum rating DC30V 50mA)
	Flow output（*3)	① 4 ～ 20mA　　 ② 0 ～ 5V　　 ③ 1 ～ 5V
Weight		Approx. 600g (without fittings)	Approx. 700g (without fittings)

Datasheet: KOFLOC EX-700 Digital Mass Flow Meter