Halma Alicat Scientific IVCD Скачать руководство пользователя страница 2

Introduction

Thank you for purchasing your pressure controller.

If you have any questions, or if something is not working as 

expected, please contact us. We are eager to help you in any 

way possible. 

Contact Information

World Headquarters, 

Tucson, Arizona, USA

 

[email protected]

  

alicat.com 

7641 N Business Park Dr., 

Tucson, AZ 85743 USA 

+1 888-290-6060

Europe

 

[email protected]

 

Geograaf 24 

6921 EW Duiven 

The Netherlands 

+31 (0)26 203.1651  

China & SE Asia 

[email protected] 

alicat.com.cn

 

2nd Floor, Block 63, No. 421, 

Hong Cao Rd, 

Shanghai 200233 

PRC 

+86-21-60407398 ext. 801

India 

[email protected] 

Halma India Pvt. Ltd. 

Plot No . A-147, Road No. 24, 

Next to Spraytech Circle 

opp. Metropolitan Company, 

Wagle Industrial Estate  

Thane-West 

Mahārāshtra 400 604 

+91 022-41248010

Recalibrate your pressure controller every year. 

Annual calibration is necessary to ensure the continued accuracy 

of readings, and to extend the Limited Lifetime Warranty. Fill out the 

Service Request Form a

alicat.com/service,

 or contact us directly 

when it is time to send in your device for recalibration.
For devices ordered with CSA, ATEX, ISO 17025, or other certifi-

cations, visi

alicat.com/certifications

 for more information.

Serial #: 

       

Next Calibration:  

     

This device comes with a NIST-

traceable calibration certificate.
This device conforms to the European 

Union’s Restriction of Use of Hazardous 

Substances in Electrical and Electronic 

Equipment (RoHS) Directive 2011/65/EU.
This device complies with the requirements 

of the Low Voltage Directive 2014/35/EU 

and the EMC Directive 2014/30/EU and 

carries the CE Marking accordingly.
This device complies with the 

requirements of the European Union’s 

Waste Electrical & Electronic Equipment 

(WEEE) Directive 2002/96/EC

DOC-MANUAL-PCD Rev 1, 2021.05.26

PCPD-PSID-D

PCD-PSID-D

Содержание Alicat Scientific IVCD

Страница 1: ...OPERATING MANUAL FOR DUAL VALVE PRESSURE CONTROLLERS Models PCD PCDS PCD3 IVCD...

Страница 2: ...ler every year Annual calibration is necessary to ensure the continued accuracy of readings and to extend the Limited Lifetime Warranty Fill out the Service Request Form at alicat com service or conta...

Страница 3: ...sure controllers for closed volumes PCDS Series anti corrosive absolute gauge and differential pressure controllers for closed volumes PCD3 Series remote sensing pressure controllers for closed volume...

Страница 4: ...PD I Control Algorithms 13 Tuning the PD PDF Control Algorithm 13 Tuning the PD I Control Algorithm 13 Troubleshooting Valve Performance with PID Tuning 14 Using a Control Deadband for Pressure Contr...

Страница 5: ...ndard dual valve pressure controller Your pressure controller s appearance and connections may differ See page 2 for more examples Backlight The monochrome display comes equipped with a backlight To t...

Страница 6: ...ode active HLD Valve hold active LCK Front display is locked POV Pressure over range of device Mounting Pressure controllers do not require straight runs of pipe upstream or downstream Most pressure c...

Страница 7: ...need Teflon tape applied to the threads Warning It is not recommended to use pipe dopes or sealants on the process connections as these compounds can cause permanent damage to the controller should th...

Страница 8: ...tween two points in the system These devices have two ports located on the front face of the unit for connection to two points in the system where the differential pressure is measured from The upstre...

Страница 9: ...nstruments with Liquids Many pressure devices may be used with chemically compatible liquids but a few warnings must be taken into account Water is about 50 times more viscous than air This is importa...

Страница 10: ...ndard 0 5 Vdc analog output signal Pin 2 is normally a constant 5 12 Vdc More pinout configuration options begin on page 24 Analog Signals Primary Analog Output Signal Most devices include a primary a...

Страница 11: ...to Tare Before every new pressure measurement cycle After significant changes in temperature or pressure After dropping or bumping the pressure controller After installing the controller in a differen...

Страница 12: ...set to Serial Front Panel the controller will accept input from either the front panel or an RS 232 RS 485 connection Neither source is a slave of the other so the controller will accept the most rec...

Страница 13: ...ow to actuate its valve s in order to achieve the commanded setpoint These settings are tuned for your specific operating conditions but changes to your process sometimes require on site adjustments t...

Страница 14: ...nd of 0 25 PSIA allows absolute pressure to vary between 29 75 and 30 25 PSIA The device will increase pressure until it reaches the setpoint of 30 PSIA With a setting of Close valve it will close bot...

Страница 15: ...Only in the serial data frame Screen and Digital Both the main display and serial data frame Device Information The ABOUT menu MENU ABOUT contains useful information for setup configuration and troub...

Страница 16: ...g and logging of all data Before connecting the pressure controller to a computer ensure that it is ready to communicate with your computer by checking the options in this menu For more on how to issu...

Страница 17: ...isplay Screen Lighting The options and wording in the screen lighting menu will vary for monochrome versus color displays On monochrome displays press LESS CONTRAST or MORE CONTRAST to adjust the cont...

Страница 18: ...others can be used if the computer its software and the controller are all set to the same rate Data bits 8 Parity none Stop bits 1 Flow control none Alicat s Serial Terminal Application Alicat s Ser...

Страница 19: ...eads zero Taring an absolute pressure sensor requires a barometer and aligns the absolute pressure sensor with the external barometric pressure For an accurate tare a gauge or absolute pressure sensor...

Страница 20: ...us sign New setpoint unit ID s floating point number setpoint Example as 15 00 setpoint of 15 00 PSIG Quick Command Guide Note Serial commands are not case sensitive In these examples the unit ID of t...

Страница 21: ...sure standard you know is accurate If it checks out keep using it but tell us about the drop at your next annual recalibration so we can check it out for you Issue How can I see pressure in different...

Страница 22: ...Unit ID to make sure you are addressing it properly with your serial commands 3 Check the pinout common pinouts are listed starting on page 24 4 Make sure the COM number matches the one your software...

Страница 23: ...rrD Torr mmHgA mmHgG mmHgD Millimeter of mercury at 0 C inHgA inHgG inHgD Inch of mercury at 0 C mmH OA mmH OG mmH OD Millimeter of water at 4 C NIST conventional mmH OA mmH OG mmH OD Millimeter of wa...

Страница 24: ...ptional 1 5 Vdc or 0 10 Vdc output signal 7 Power In 8 Ground common for power digital communications analog signals and alarms Caution Do not connect power to pins 1 through 6 as permanent damage can...

Страница 25: ...og Out Analog Out Analog Out RX or A Analog Out NC Analog Out 3 Ground Analog In NC NC NC NC NC 4 NC Ground NC NC NC Analog Out NC 5 Power In Ground Power In Ground Ground Power In Ground 6 NC Ground...

Страница 26: ...nalog Setpoint Input Analog Setpoint Input 5 Serial RS 232 TX signal Optional RS 485 B Serial RS 232 TX Signal Optional RS 485 B 6 Static 5 12 Vdc Optional Secondary analog output 4 20 mA 0 5 Vdc 1 5...

Страница 27: ...2021 05 26 REV 1 DUAL VALVE PRESSURE CONTROLLER OPERATING MANUAL 27...

Страница 28: ...d Plot No A 147 Road No 24 Next to Spraytech Circle opp Metropolitan Company Wagle Industrial Estate Thane West Mah r shtra 400 604 91 022 41248010 China SE Asia info cn alicat com alicat com cn 2nd F...

Отзывы: