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Device description 

TU 7052 

Technical changes reserved 

 

- 3 - 

1  Device description  

The frequency divider TU 7052 divides the high frequencies of the input signal in order to provide a 

lower pulsed output signal. The division ratio can be set freely between 1:1 and 1:999. 
All SIKA flow or volumetric sensors can be connected to the TU 7052. 

Design / Components: 

  Casing:  

The TU 7052 has a plastic casing for rail mounting in 

accordance with DIN EN 60715.  

  Terminals: 

For the electrical connection of TU 7052.  

  Front panel:  

Protects the electronics against static discharges and 

mechanical damage. 

  Coding switches:  

The coding switches for adjusting the division ration are 

located behind the front panel. 

  Electrical connection:  

Connecting diagrams for the supply voltage, the inputs 

and the outputs are printed on both sides of the casing. 

  Type plate:  

The type plate displays the serial and manufacturing 

number. 

Scope of delivery: 

  1x TU 7052. 

  1x Pull-up / Pull-down 

resistor 5kΩ

: Fastened to the 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 sensors must be tested prior to the delivery of TU 7052. Please contact your 

supplier or SIKA for more details. 
The operational safety of the supplied equipment is only guaranteed if it is operated according to its 

intended use. The specified limit values (see 8 “Technical data”) should never be exceeded.  
Always make sure that TU 7052 is suitable for your requirements prior to installation and commis-

sioning. 

 

2  Safety instructions 

Before you install the TU 7052, read through this operating manual carefully. If the instruc-

tions contained within it are not followed, in particular the safety guidelines, this could result 

in danger for people, the environment, and the device and the system it is connected to. 

The TU 7052 correspond to the state-of-the-art technology. This concerns the accuracy, the operat-

ing mode and the safe operation of the device. 
In order to guarantee that the device operates safely, the operator must act competently and be 

conscious of safety issues.  

 

 

Содержание TU 7052

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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