Basic technical data 

 Working area (EN 60079-10-1)

 no explosive hazard area

 Supply voltage

 12 ... 34 V DC

 Current consumption

 TFS-35N-_-_-PFPT-_

 60mA for supply voltage U = 24V DC
 70mA for supply voltage U = 18V DC
 80mA for supply voltage U = 15V DC
 100mA for supply voltage U = 12V DC

 TFS-35N-_-_-IFPT-_
 TFS-35N-_-_-IFPF-_

 60mA for supply voltage U = 24V DC + current loop
 70mA for supply voltage U = 18V DC + current loop
 80mA for supply voltage U = 15V DC + current loop   100mA for supply
 voltage U = 12V DC +current loop

 Output

 TFS-35N-_-_-PFPT-_

 2 x transistor PNP with open collector
 (Switching current - max. 300 mA,
 Residual voltage-ON state - max.1,5V)

 TFS-35N-_-_-IFPT-_
 TFS-35N-_-_-IFPF-_

 1 x transistor PNP with open collector
 (Switching current - max. 300 mA,
 Residual voltage-ON state - max.1,5V)
 1 x active current output 4 .. 20 mA.

 Maximal resistance of current output load

 800 Ω for supply voltage U = 24V DC
 500 Ω for supply voltage U = 18V DC
 200 Ω for supply voltage U = 12V DC

 Indication of incorrect settings

 3,75 mA at current output + indication of bargraph

 Maximum switching current

 300 mA

 Maximum residual voltage in ON state

 1,5 V

 Temperature output - switching points

 15 °C; 30 °C; 45 °C; 60 °C; 75 °C

 Flow rate range

 1 to 150 cm/s (for water)

 Temperature gradient

 < 250 K/min

 Isolating capacity (housing - inputs) / electrical strength

 4 nF / 350 V AC

 Protection

 IP67 (variant C)
 IP68 (variant A, B, V, H)

 Ambient working temperature range (ta)

 -20 ... +80°C

 Cable

 PVC 4x 0,5 mm2

 Heat up time after start

 10s

 Response time

 2 to 15s *1)

 Pressure strength

 10 MPa ( 100 bar ) over full temperature range

 Weight of sensor (without cable)

 150 g