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Subject to technical modifications

22PDP differential pressure sensor /

Wiring

Figure 10

In the event of a separate power supply, ensure that the grounding (DC) or
supply common (AC) are connected from the sensor, the controller and the
power supply.

Содержание 22PDP

Страница 1: ...HIG H LOW HIG H LOW 22PDP differential pressure sensor Edition 2022 04 A Operating instructions ...

Страница 2: ...2 22PDP differential pressure sensor ...

Страница 3: ...tter cables 7 Configuration 8 Warning notice 8 Wiring Starting mode Port wiring 9 Software Version Number 11 Model Pressure Range 11 Output Type 11 User menu Menu 12 Down Up 12 Output output signal voltage range 12 Pressure Range 13 Pressure Scale 13 Damping average value and signal damping 13 Output output signal direct reverse 14 Pressure Port 14 Backlight 14 Commissioning Standard mode 15 Auto ...

Страница 4: ...does not exceed the value specified as the highest pressure for the respective sensor This corre sponds for example to a maximum of 10 bar for the 22PDP 186 sensor model Measurement inaccuracies could occur if the sensor is operated in the over pressure range Pressures in excess of the specified value could damage the sensor See nominal sizes in the table on page 13 Prior to installation Read the ...

Страница 5: ...e is sufficient space present around the device for the electrical connections and that the distance to the pressure measurement sites does not exceed the cable lengths of the pressure transmitters Avoid mounting positions with strong vibrations or excessive humidity HIG H LOW HIG H LOW Figure 1 The housing is equipped with a cover with a lid for tool free opening snap fit Open the covering by pul...

Страница 6: ...hat at the LOW connection Make sure that the pressure transmitters as shown in a typi cal application in Figure 5 are connected correctly Both pressure transmitters have a G external thread for connection to the pipe to be monitored Do not permit any material to fall into the pressure connections as contaminations could damage the pressure transmitters HIGH LOW LOW HIGH LOW HIGH LOW HIGH LOW HIGH ...

Страница 7: ...ely See Figure 7 1 HIGH LOW Figure 7 Re connect the pressure transmitter cable by aligning the cable plug with the pressure transmitter contact notch groove carefully pressing it into the pres sure transmitter and then tightening the screw cap hand tight Make sure that you are using the pressure transmitter and the cable which are both marked HIGH See Figure 8 HIGH LOW 1 2 HIGH LOW Figure 8 Repeat...

Страница 8: ...ging the output signal type e g from the volt age output to the current output Selection of the output signal The differential pressure sensor is equipped with output signals for user selec tion of 4 20 mA 0 5 V and 0 10 V The factory setting for operation is voltage output 0 10 V The sensor can be changed to the current output mode by sliding the output selection switch located on the printed cir...

Страница 9: ... and the output signal type To simplify installation you can remove the terminal from the printed circuit board by pulling it upward and off the pins on the circuit board Ensure correct placement of the terminal after the wiring is completed The la belling of the terminal pins on the printed circuit board must be visible in its en tirety and must not be hidden by the terminal Connect the DC plus o...

Страница 10: ...al modifications 22PDP differential pressure sensor Wiring Figure 10 In the event of a separate power supply ensure that the grounding DC or supply common AC are connected from the sensor the controller and the power supply ...

Страница 11: ...lied with current The LCD displays the current operating settings for 2 seconds All of the information in the menu and in the display are in English 1 Software Version Number Version 2 Model Pressure Range P Range 3 Output Type Output At the end of starting mode the device switches into normal mode and displays the measured differential pressure 0 00 bar ...

Страница 12: ...alue If the user menu has been inactive for 5 minutes no button pressed then the menu is exited and the device returns to standard mode The operation and parameters of the user menu are explained in the following Menu Press the MENU button and release it again to call up the user menu Down Up This element appears only when the output signal switch on the circuit board is in VOLT position Use DOWN ...

Страница 13: ...ss the MENU button to save changes and proceed to the next menu point 3 Pressure Scale P Scale 0 Max The default pressure scale is uni directional from 0 to the maximum range e g 0 10 bar Use DOWN or UP to switch the setting to a bidirectional scale or measurement e g 10 bar The setting switches from 0 Max to Max Press the MENU button to save changes and proceed to the next menu point 4 Damping av...

Страница 14: ...r pressure LOW connection lower pressure Use DOWN or UP to switch to Reverse HIGH connection lower pressure LOW connection higher pressure when the connections need to be swapped in the software due to an installation error Press the MENU button to save changes and proceed to the next menu point 7 Backlight Backlite Auto The backlight is set by default to Auto operation DOWN or UP can be used to s...

Страница 15: ...0 bar 0 V or 4 mA and 10 bar 5 or 10 V or 20 mA 0 bar corresponds in this case to 2 5 or 5 V or 12 mA The output value can be influenced by device settings such as the time for signal damping or average value formation The setting of the average pressure value calculations defines how many mea sured values are applied for averaging and thus as the basis for the output val ue If for example the ave...

Страница 16: ...ingle source At the same time we rely on tested Swiss quality with a five year warranty Our worldwide representatives in over 80 countries guarantee short delivery times and comprehensive support through the entire product life Belimo does indeed include everything The small Belimo devices have a big impact on comfort energy effi ciency safety installation and maintenance In short Small devices bi...

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