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제품소개

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DUM

  • 제조사 : meister
  • 제조국 : Germany
•물용
•스위치 타입
•0.2 ~ 250 l/min
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DUM DIMENSION.jpg
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제품사양

 OPERATING DATA

 Operating pressure, max.

 

 200 bar (Brass version)

 300 bar (Stainless steel version)

 Pressure drop  0,02 – 0,8 bar
 Temperature, max.  100 °C (optional 160 °C)
 Measuring accuracy  ±5 % of full scale
 Operation  Float measuring principle

 Application

 

 

 

 

 

  Cooling systems and cooling circuits
 Mechanical engineering
 Medical engineering
 Pharmaceutical industry
 Chemical industry
 Research & Development

 

 

 MEASURING RANGES

 Type

 

 Switch range for H2O at 20 °C (1) 

                 l/min                         gph                         gpm

 DUM-4                  0,2 – 4                       3,0 – 63,5
 DUM-5                  0,6 – 5                       9,5 – 79
 DUM-8                  0,5 – 8                       8 – 127
 DUM-14                  1 – 14                        15 – 222
 DUM-28                  1 – 28                        15 – 445
 DUM-40                  2 – 40                        30 – 635
 DUM-55                  4 – 55                        60 – 870
 DUM-70                  1 – 70                                                        0,3 – 18,5
 DUM-90                  8 – 90                                                        2,1 – 23,8
 DUM-110                  5 – 110                                                      1,3 – 29,0
 DUM-150                  10 – 150                                                    2,6 – 39,5
 DUM-220                  35 – 220                                                    9 – 58
 DUM-250                  35 – 250                                                    9 – 66

 

 

 ELECTRICAL DATA

 Change over (COC)

 Normally open (NOC)

 250V · 1,5A · 50VA

 250V · 3A · 100VA

 Change over M12x1 (-20 °C – 85 °C)

 Normally open M12x1 (-20 °C – 85 °C)

 250V · 1,5A · 50VA

 250V · 3A · 100VA

 Change over PLC  250V · 1A · 60VA
 EX-version in compliance with ATEX directive
 ATEX II 2 G Ex mb II T6 & ATEX II 2 D Ex tD A21 IP67 T80 °C
 ATEX II 2 G Ex mb II T5 & ATEX II 2 D Ex tD A21 IP67 T100 °C
 Change over  250V · 1A · 30VA
 Normally open  250V · 2A · 60VA
 UL Recognized switch contacts
 Change over  240V · 1,5A · 50VA
 Normally open  250V · 3A · 100VA

 Electrical connection

 

 

 

  Connector in compliance with EN 175301-803, Form A
 (DIN 43650, Form A)
 Connector M12x1
 Cable (1 m)
 EX-version in compliance with ATEX directive  Cable (2 m)

 UL Recognized switch contacts

 

  Connector in compliance with EN 175301-803, Form A
 Cable (1 m)

 Ingress Protection

 

  IP65: Connector in compliance with EN 175301-803, Form A
 IP67: Cable or connector M12x1

 Output signal

 

  The contact opens / changes when the flow decreases
 below the set point.
 Power supply  Not required (potential-free reed contacts)

 



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