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Technical Specifications
Medium

4120.1xM: Water-based 

4121.1xM: Oil-based
Sensor Data
Measuring range

4120.1xM: 0 - 20 cm/s to 0 - 300 cm/s, cont. adjust (See note 1)

4121.1xM: 0 - 30 cm/s to 0 - 300 cm/s, cont. adjust (See note 2)
Set-point range

Approx. 15 % - 90 % of range setting
Medium temperature

- 20 °C to + 80 °C
Ambient temperature

- 20 °C to + 70 °C
Pressure

max. 100 bar (1450 PSI)
Response time

4120.1xM: 2 -10 sec. depends on range setting

4121.1xM: 2 -15 sec. depends on range setting
Linearity deviation

4120.1xM: < 5 % (see note 1)

4121.1xM: < 5 % (see note 2)
Repeatability

< 2 %
Hysteresis

approx. 10 %
Temperature drift

< 0.3 % K
Mechanical data
Protection class

IP 67
Material housing

stainless steel AISI 303 
Material Sensor probe

stainless steel AISI 303 (other material on request
Sensor probe sizes
  • flow-captor 412x.1xM/ BSP Length 30 mm, ½" BSP
  • flow-captor 412x.1xMA/ BSP S110/45 Length 45 mm, ½" BSP
  • flow-captor 412x.1xMA/ BSP S110/67 Length 67 mm, ½" BSP
  • flow-captor 412x.1xMA/ BSP S110/90 Length 90 mm, ½" BSP
Electrical connection

4-pin M12-coupling
Connection cable (optional)

PUR-cable type 4940, 3 x 0.34 mm² with 4-pin M12 plug
Electrical data
Operating voltage

18 to 30 VDC, incl. residual ripple

Also available in models with the following voltage range:

  • 10.5 - 36 VDC
  • 19 - 72 VDC
Current consumption

max. 150 mA (pulsed)
Power consumption

approx. 1 W
Switching current

≤ 400 mA
Circuit protection

reverse polarity, short circuit and overload
Voltage drop

< 2,5 V at max. load
Ready to operate

approx. 10 sec. after applying the operating voltage
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