General information:

The devices operate in accordance with the principle of a bellow-supported paddle which triggers directly a microswitch in case of flow.

Suitable for nominal sizes DN 65, DN 80 und DN 100
Microswitch with bi-level gold contact
System connection with external thread R 1“
Appropriate for temperature ranges from -40°C to +140°C

Attention! Sealing is not contained in the scope of supply!

Specifications:

Appliance:	flow, control
Medium:	water, mineral oil, silicone oil, ester oil
Switch:	microswitch
Nominal width:	DN 65, DN 80, DN 100
Process connection:	external thread R1“
Adjustable range (for decreasing flow):	DN 65: 6.0 m³/h ± 2.0 DN 80: 10.5 m³/h ± 2.5 DN 100: 20.5 m³/h ± 3.0
Q_max. (recommended):	DN 65: 33 m³/h DN 80: 45 m³/h DN 100: 65 m³/h (all values for v = 2 m/s)
Pressure rate:	PN 16 bar
Temperature of medium:	-40 to +140°C (no superheated steam)
Ambient temperature:	-40 to +90°C
Protection class:	2 - safety insulation
Ingress protection:	IP 65 / IP 67 (when using a permissible supply cable)
Electr. connection:	cable gland M16x1,5
Materials with medium contact:	brass version: CW614N nickel-plated, 1.4305, 1.4310, 1.4541, FVMQ stainless steel version: 1.4305, 1.4310, 1.4541, FVMQ
Housing material:	die-cast aluminium
Weight:	1.3 kg
Mounting position:	standard: horizontal flow; switching unit not recommended underneath; other installation positions are possible; the installation position affects the switching point and range.

Downloads

file

file size

data sheet German (1.38 MB)

1.38 MB

data sheet English (1.38 MB)

1.38 MB

instruction manual German (0.63 MB)

0.63 MB

instruction manual English (0.57 MB)

0.57 MB