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TU 7052 

Technical data 

- 8 - 

 

© SIKA 

 Ba TU7052_en 

 08/2009 (03/2019) 

8  Technical data 

The technical data of customised versions may differ from the data in the instructions. Please ob-

serve the information specified on the type plate. 

TU 7052 

Input signal characteristics (sensor) 

Input frequency 

0 ... max. 1.700 Hz 

Signal level NPN / PNP 

"Low": < 3,3 V 

"

High" > 6 V

 

Signal level sinus signal (inductive) 

10 … 200 mV 

Sensor supply 

U

Sensor

 = U

Supply

 - < 2 V

DC

  

Frequency output characteristics 

Divider (division range) 

1:1 … 1:999 

 can be set via rotary switches 

Type of signal 

Square-

wave signal • duty cy

cle 1:1  

NPN/PNP output:

 (short-circuit proof) 

-  Signal current 

Max. 20 mA, limited current 

Optocoupler output:

 (without a protective circuit)

 

-  Max. load voltage 

 30 V

DC

  

-  Max. load current 

≤ 10 mA

 

-  Load resistance 

5 k

Ω

 (recommendation) 

Electrical characteristics 

Supply voltage (U

Supply

)  

12 … 24 V

DC

 

±

10% 

Current consumption 

< 25 mA at 24 V

DC

 (without a sensor) 

 max. 1 W 

Electrical safety measures 

Reverse polarity protection (supply voltage) 

Protection class 

IP 20 

further technical data 

Ambient temperature 

0 … 60 °C 

Storage temperature 

-10 … +80 °C 

Casing 

Plastic casing for rail mounting 

 

8.1  Dimensions 

 

 

 

 

 

 

Summary of Contents for TU 7052

Page 1: ...g manual 2 1 Device description 3 1 1 Intended use 3 2 Safety instructions 3 3 Connections and functions 4 4 Installation and electrical connection 4 4 1 Rail mounting 5 4 2 Electrical connection 5 5...

Page 2: ...dangers that cause personal injuries that can lead to health defects or cause con siderable damage to property CAUTION Material damage This sign indicates actions which could lead to possible damage t...

Page 3: ...side of the plastic casing of TU 7052 1 1 Intended use The frequency divider TU 7052 should only be used to divide the frequency signals of SIKA flow or volumetric sensors The suitability of other se...

Page 4: ...s of the operator must also be complied with even if these are not mentioned in this manual Degree of protection IP20 The device is not intended for outdoor use or for use in damp conditions Special s...

Page 5: ...4 2 1 Flow or volumetric sensor connection All SIKA flow or volumetric sensors can be connected to TU 7052 CAUTION Material damage Malfunctioning and damage may occur if several sensors are connected...

Page 6: ...cted via terminal 12 and termi nal 11 respectively 4 2 2 2 Optocoupler output The optocoupler of TU 7052 has a direct open collector output which can be connected as either a NPN or PNP output CAUTION...

Page 7: ...gh the connected flow or volumetric sensor the frequency of the input signal is divided by the set value of the divider The lower square wave pulse signal ap pears at the outputs 7 Maintenance decommi...

Page 8: ...division range 1 1 1 999 can be set via rotary switches Type of signal Square wave signal duty cycle 1 1 NPN PNP output short circuit proof Signal current Max 20 mA limited current Optocoupler output...

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