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Mounting and operating instructions

HPS-X -2

DIFFERENTIAL 

PRESSURE 

TRANSMITTER

Summary of Contents for HPS-M-10K-2

Page 1: ...Mounting and operating instructions HPS X 2 DIFFERENTIAL PRESSURE TRANSMITTER ...

Page 2: ...SE 4 TECHNICAL DATA 4 STANDARDS 5 OPERATIONAL DIAGRAM 5 WIRING AND CONNECTIONS 5 MOUNTING INSTRUCTIONS IN STEPS 6 VERIFICATION OF THE INSTALLATION INSTRUCTIONS 7 OPERATING INSTRUCTIONS 8 MODBUS REGISTER MAPS 10 TRANSPORT AND STOCK KEEPING INFORMATION 15 WARRANTY INFORMATION AND RESTRICTIONS 15 MAINTENANCE 15 DIFFERENTIAL PRESSURE TRANSMITTER HPS X 2 ...

Page 3: ...heck for condensation spots All installations shall comply with the local health and safety regulations and local electrical codes This product can only be installed by an engineer or a technician who has an expert knowledge of the product and safety precautions Avoid contacts with energised electrical parts always treat the product as if it is life Always disconnect the power source before connec...

Page 4: ...sor Air flow velocity can be measured via Modbus RTU by using an external PSET PTX 200 Pitot tube connection set Selectable analogue digital output 0 10 VDC 0 20 mA PWM open collector type 0 10 VDC mode min load 50 kΩ RL 50 kΩ 0 20 mA mode max load 500 Ω RL 500 Ω PWM mode PWM Frequency 1 kHz min load 50 kΩ RL 50 kΩ Variety of operating ranges and measurement windows Minimum differential pressure r...

Page 5: ...2013 WEEE Directive 2012 19 EC RoHs Directive 2011 65 EC OPERATIONAL DIAGRAM 10 20 30 40 50 60 70 80 90 100 Min pressure limit Output Measured value pressure volume flow or air velocity vs Output Control range min Control range max Max pressure limit Differential pressure Air volume flow Air velocity Out of range LED4 ON LED2 ON Alert LED3 ON Alert LED3 ON Out of range LED4 ON WIRING AND CONNECTIO...

Page 6: ...closure to remove it 2 Fix the enclosure onto the surface by means of suitable fasteners while adhering to the mounting dimensions shown in Fig 1 Mounting dimensions and the correct mounting position shown in Fig 2 Mounting position Fig 1 Mounting dimensions Fig 2 Mounting position 2 x Ø 3 4 49 52 Acceptable Not acceptable HPS _ HPS _ HPS _ 3 Insert the cable though the grommet 4 Connect as shown ...

Page 7: ... holding resister 31 see Modbus Maps below an external pull up resistor is used Fig 5 PWM Open collector connection External voltage source 5 50 VDC Analogue digital PWM output 0 10 VDC 0 20 mA External voltage source 5 50 VDC VERIFICATION OF THE INSTALLATION INSTRUCTIONS Continuous green LED1 indication as shown in Fig 6 Power Modbus communication indication means the unit is supplied If LED1 is ...

Page 8: ...1 Disconnect the nozzles 2 There are two options for starting the calibration process Either write 1 in holding register 40 or press button SW1 for 4 seconds until the green LED2 and yellow LED3 on the printed circuit board blink twice and release it see Fig 7 Sensor calibration and Modbus register reset tact switch and indication 3 After 2 seconds the green LED2 and yellow LED3 will blink twice o...

Page 9: ...n the green LED1 is on the power supply is adequate and Modbus RTU communication is active 2 When the green LED2 is on the measured value pressure volume or air velocity is between the minimum and maximum alert range 3 When the yellow LED3 is on the measured value pressure volume or air velocity is below the minimum alert range or above the maximum alert range 4 When the red LED4 is on the measure...

Page 10: ...1 000 m3 h 4 Volume flow rate low unsigned int 5 Air velocity unsigned int Measured air velocity 0 300 100 10 m s 6 unsigned int Reserved returns 0 7 Air pressure volume velocity alert flag unsigned int The flag indicates that measured data is outside the set alert values 0 1 0 Pressure Volume Velocity measurement is OK 1 Pressure Volume Velocity measurement is too low high 8 Air pressure volume v...

Page 11: ...ned int 21 Maximum volume flow alert high unsigned int Maximum volume flow alarm value Min volume flow range max volume flow range HPS X 1K0 2 HPS X 2K0 2 HPS X 4K0 2 HPS X 10K 2 25 000 40 000 100 000 180 000 10 000 10 000 m h 22 Maximum volume flow alert low unsigned int 23 Minimum air velocity range unsigned int Minimum air velocity range value 0 Maximum air velocity range minus 1 m s 0 100 10 0...

Page 12: ... set to 1 when the measured pressure is outside the pressure volume or velocity limit range values defined by holding registers 11 12 15 16 17 18 23 and 24 It is not active during the power up period defined by holding register 29 Input register 9 indicates a problem with the sensor Input register 10 is not used When addressed it returns 0 HOLDING REGISTERS see Table Holding registers above These ...

Page 13: ...alarm value The air volume flow rate is measured in m3 h Holding register 19 contains the high significant word while holding register 20 contains the low significant word of the minimum volume flow rate alert Holding registers 21 and 22 hold the maximum volume flow alarm value The air volume flow rate is measured in m3 h Holding register 21 contains the high significant word while holding registe...

Page 14: ...e device is an end device on the line or not via connecting the NBT Holding register 33 holds information about the current altitude varying from 0 to 5 000 The default value is 0 i e 0 m Holding register 34 enables air velocity readout If the value is 0 air velocity readout is disabled and if the value is 1 air velocity readout is enabled and it is accessible in input register 5 PSET PTX 200 Pito...

Page 15: ...he date of publication relieve the manufacturer of any responsibilities The manufacturer bears no responsibility for any misprints or mistakes in this data MAINTENANCE In normal conditions this product is maintenance free If soiled clean with a dry or dampish cloth In case of heavy pollution clean with a non aggressive product In these circumstances the unit should be disconnected from the supply ...

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