Control Monitor Sensors (SN2303)

Basic Attributes

• Response Time(s)

  • < 3

  Clear

• Current Consumption(mA)

  • < 45
  • < 70
  • 90
  • 100
  • 125

  Clear

• Protection Class

  • II
  • III

  Clear

• Type of Short-Circuit Protection

  • pulsed

  Clear

• Connection

  • Connector: 1 x 1/2"
  • Connector: 1 x M12
  • terminals: 12 x -2.5 mm²
  • COMBICON connector

  Clear

• Repeatability of the Set Switch Point(K)

  • 4

  Clear

• Temperature Range(°C)

  • 0-80
  • 40-120

  Clear

• Short-Circuit Protection

  • No
  • Yes

  Clear

• Performance in Case of a Fault

  • In case of undervoltage all relays are de-energised; the LED "LOW VOLTAGE/WIRE BREAK-RELAY"lights
  • Relay de-energised in case of the following faults: wire break, reverse polarity or short circuit of the sensor cable, undervoltage, internal fault

  Clear

• Max. Voltage Drop Switching Output DC(V)

  • 2.5

  Clear

• Switching Cycles (Mechanical)

  • 20_Millionen

  Clear

• Switch Point Setting

  • potentiometer

  Clear

• Application Media

  • Liquids

  Clear

• Switching Function Temperature Monitoring

  • relay de-energised when temperature is exceeded
  • relay energised when temperature is exceeded

  Clear

• Permanent Current Rating of Switching Output DC(mA)

  • 250
  • 400

  Clear

• Protection

  • IP 20
  • IP 40
  • IP 50
  • IP 67; (with sensor attached)

  Clear

• Power-On Delay Time(s)

  • 10
  • 10-80; (adjustable (fixed-value resistors terminals 22-23))
  • < 20
  • 30

  Clear

• Electrical Design

  • PNP
  • relay

  Clear

• Materials

  • stainless steel (1.4404 / 316L); stainless steel (1.4301 / 304); PC; PBT-GF20; EPDM/X; brass
  • PA
  • PBT
  • Plastics

  Clear

• Application

  • Flow monitoring
  • Flow monitoring; Temperature monitoring; Wire monitoring
  • Flow monitoring; Wire monitoring

  Clear

• Storage Temperature(°C)

  • -25-80
  • -20-85

  Clear

• Switching Function Flow Monitoring

  • output switches ON when flow is present
  • output switches when flow is present: ON for output function = normally open / OFF for output function = normally closed
  • relay energised when flow is present
  • relay energised when flow is present and during the power-on delay time

  Clear

• Operating Voltage(V)

  • 19-36 DC
  • 24 DC
  • 90-240 AC
  • < 110 AC
  • < 200 AC
  • < 230 AC
  • < 240 AC

  Clear

• Frequency AC(Hz)

  • 47-63

  Clear

• Ambient Temperature(°C)

  • -20-60
  • 0-60

  Clear

• Reverse Polarity Protection

  • No
  • Yes

  Clear

• Switching Function Wire Break Monitoring

  • output switches OFF in case of wire break
  • relay de-energised in case of wire break
  • relay de-energised in case of wire break or short circuit

  Clear

• Adjustment of the Switch Point

  • potentiometer
  • programming buttons
  • pushbutton

  Clear

• Operating Voltage Tolerance(%)

  • -20-10
  • -15-15
  • -15-10
  • -10-10
  • -5-10

  Clear

• Housing

  • Housing for DIN rail mounting

  Clear

• Selection Liquids / Gases

  • wire bridge; on delivery: monitoring of liquids.; for monitoring of gases: link terminals 23 / 24.
  • slide switch

  Clear

• Overload Protection

  • No
  • Yes

  Clear

• Contact Rating

  • 3 A (250 V AC / 30 V DC); (switching cycles at 3 A load: 100.000; type of switch-off: normally open)
  • 4 A (250 V AC cos phi > 0.7) ; 0.2 A (250 V DC); 4 A (24 V DC)
  • 4 A (250 V AC / 30 V DC)

  Clear

• Max. Power Consumption(VA)

  • 3.5
  • 4
  • 5

  Clear

• Short-Circuit Proof

  • No

  Clear

• Dimensions(mm)

  • 78 x 22.5 x 100
  • 78 x 45 x 120
  • 100 x 25 x 103.5
  • 104.5 x 32.5 x 113.6

  Clear