1 Preliminary note 1.1 Explanation of symbols ► Instruction > Reaction, result → Cross-reference Important note: Non-compliance can result in malfunctions or interference� LED lights green LED lights orange LED lights red LED flashes 2 Safety instructions • Please read the product description prior to set-up of the unit� Ensure that the product is suitable for your application without any restrictions�...
3 Functions and features The control monitor is designed for the connection of flow sensors of type SFxxxx� It evaluates the sensor signals and indicates whether a preset flow value has been reached� • Output closed if medium is flowing / output open if no medium is flowing� This applies to the unit on delivery: output = normally open�...
4.1 Mounting of the sensors ► Adhere to the notes in the installation instructions enclosed to the sensor� ► Adhere to the following notes on the installation location: General • The sensor tip is to be completely surrounded by the medium� • Insertion depth of the sensor: minimum 12 mm�...
5 Electrical connection The unit must be connected by a qualified electrician� The national and international regulations for the installation of electrical equipment must be adhered to� For the scope of validity cULus: The Sensor shall be connected only by using any R/C (CYJV2) cord, having suitable ratings�...
6 Operating and display elements Flow High 0 1 2 3 4 5 6 7 8 9 Setpoint 1: Operation display • The green LEDs indicate the current flow (the LEDs 0 to 9 represent the range bet- ween no flow and maximum flow)� • A lighting LED indicates the position of the switch point (orange = output closed, red = output open)�...
7.2 Low-flow adjustment Note: The low-flow adjustment has to be made after the high-flow adjustment� ► Let the minimum flow circulate in the installation or ensure flow standstill� ► Press the pushbutton and keep it pressed� > LED 0 lights, after approx� 5 s it flashes� ►...
8 Additional settings (optional) 8.1 Change the switch point For the factory setting the switch point is at LED 7� A change makes sense if: • The flow fluctuates much or pulsates� • If a faster response time of the unit is requested (low switch point = fast re- sponse with rising flow, high switch point = fast response with falling flow)�...
8.3 Lock / unlock the unit The unit can be locked electronically to prevent unintentional settings� ► Press both setting pushbuttons simultaneously for at least 10 s in the operating mode� > The indication goes out, the unit locks or unlocks� On delivery: unlocked� 9 ...
10 Maintenance Recommended maintenance: ► Check the sensor tip for build-up from time to time� ► Clean it using a soft cloth� Stubborn build-up (e�g� lime) can be removed using a common vinegar cleaning agent� 11 Scale drawing 19,7 1: LED bar display 2: Set button 3: Connection for voltage supply and output signals 4�...
12 Technical data Application area �����������������������������������������������������������������������������������������liquids and gases Nominal voltage [V] ���������������������������������������������������������������������90 ��� 240 AC (45����65 Hz) Voltage tolerance [%]������������������������������������������������������������������������������������������������ -5 / +10 Operating voltage [V] ����������������������������������������������������������������������������������������85 ��� 265 AC Power consumption [VA] ��������������������������������������������������������������������������������������������������3�5 Relay type:�����������������������������������������������������������������������������������������contact closed at work Switching power of relay��������������������������������������������������������������� 3 A (250 V AC / 30 V DC) Number of switching cycles ��������������������������������������������������������������20 million mechanically Switching cycles with 3 A load ����������������������������������������������������������������100�000 electrically Power-on delay time [s] ����������������������������������������������������������������������...
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