Technical data

 Switching function

 Change over contact

 Pressure rating

 Max. 11 bar (brass) 

 Max. 30 bar (stainless steel)

 Temperature ranges

 Medium

 -40...120 °C

 Ambient

 -40...85 °C (10...90 % rH)

 Storage and Transportation

 -40...85 °C, < 95 % rH

 Electrical data

 Change over contact 

 max. contact rating

 250 VAC, 15 A,

 8 A inductive load

 Degree of protection EN 60529

 IP65

 Protection class EN 60730-1

 Class I

 Nominal diameter

 Paddle to select**

 Setpoint ranges [m3 /h]*

 Max. flow rate 

 [m3 /h]

 Standard Setpoint

 Low Setpoint

 Increasing flow ON

 Decreasing flow OFF

 Increasing flow ON

 Decreasing flow OFF

 DN 32

 29 x 34 mm

 1.3...3.0

 0.8...2.8

 0.9...1.6

 0.25...1.4

 3.6

 DN 40

 29 x 34 mm

 1.7...4.0

 1.1...3.7

 1.2...2.2

 0.5...1.6

 4.8

 DN 50

 29 x 60 mm

 3.1...6.1

 2.2...5.7

 2.3...4.1

 0.9...3.6

 7.3

 DN 65

 29 x 60 mm

 4.0...7.0

 2.7...6.5

 3.1...5.5

 1.2...4.9

 8.4

 DN 80

 29 x 89 mm

 6.2...11.4

 4.3...10.7

 4.9...8.2

 2.1...7.4

 13.7

 DN 100

 29 x 167 mm***¹

 8.0...18.4

 6.1...17.3

 7.7...13.0

 3.3...11.6

 22.1

 DN 125

 29 x 167 mm***²

 12.9...26.8

 9.3...25.2

 11.5...19.6

 5.0...17.5

 32.2

 DN 150

 29 x 167 mm***³

 16.8...32.7

 12.3...30.6

 14.1...23.9

 6.1...21.4

 39.2

 DN 200

 29 x 167 mm

 46.5...94.2

 38.6...90.8

 36.5...61.8

 21.7...55.3

 113