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Flow computers

FP70-P

Flow computer for calculating compensated flow and thermal energy of steam, water and other liquid media

Flow computer

  • Up to 2 independent installations (A, B )
  • Flows and energy balance calculations (systems X )
  • 10 measurement inputs
  • Math channels & functions (+, -, /, *, √)
  • Alarm & control functions, 4 solid state relays (SSR)
  • 4-20mA analogue output – one or two (option)
  • Advanced data logging, recording data to the text files, 2 GB internal data memory
  • User configurable data presentation, the colour TFT display
  • RS-485 port (Modbus RTU)
  • Ethernet port (Modbus TCP, www server)
  • USB port on the front panel
  • GSM module (option)
  • Dedicated PC software for commissioning and archive data visualization
  • Available languages: EN, DE, ES, FR, IT, PL, PT

Applications for steam, liquids and technical gases

  • For A, B main application setup one of possible applications using a configuration wizard:
    • the flow and heat of a liquid medium
    • the flow and delta heat of a liquid medium in a closed supply-return installation
    • the flow and delta heat of a liquid medium in an installation with different supply and return flow rates
    • the flow and heat of a steam
    • the flow and heat of steam for steam-condensate conditions
    • the flow and delta heat in a closed steam-condensate installation
    • the flow and delta heat in a steam-condensate installation with different steam and condensate flow rates
    • the flow and delta heat in a steam-generating installation with the supplied water flow rate measured
    • the flow and heat of a technical gases

Flow rate measurement

  • The flow computer can work with:
    • mass flowmeters
    • volume flowmeters
    • differential pressure devices with approximation by square root curve or differential pressure devices (orifices and nozzles) according to iteration algorithm according to
      PN-EN ISO 5167 standard (only for water and steam)

Inputs and channels types

FP70P/FP70W has: 10 analogue inputs, Ethernet port and RS-485 port. In addition, 24 auxiliary channels are available, which can be used as measuring channels or as a math channels. The device enables supplying the current loop for 4-20mA transducers. Up to 10 User’s characteristics can be defined.

  • 2 x RTD, two inputs adapted for connection of resistance temperature sensors (Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni1000, Cu50, Cu53, Cu100, KTY81, KTY83, KTY84)
  • 6 x I, six inputs for interaction with 0/4-20mA transducers only,

Auxiliary channel

  • 24 auxiliary channels, measurement of additional quantities or calculation of the formula entered by the user (available mathematical operations: addition, subtraction, multiplication, division, extract the root)

The scope of measurement of steam, water parameters and other media

  • The flow and heat measurement of superheated or saturated steam or water are according to IAPWS-IF97 recommendations in the operating range of temperature 0 .. 800 ºC and absolute pressure 0.05 .. 16.52 MPa
  • Flow and energy measurements of liquids other than water are performed in the range of tabular values entered by the user – density and enthalpy as function of temperature
  • Measurement of technical gas flow according to the ideal gas equation

Totalizers

  • Totalizers for energy and flow measurements (2 for each channel)
  • Totalizers can be reset manually or automatically every day, week or month
  • Over and under counters to be realized in additional channels X

Alarms and control

  • 2 alarm thresholds for each result
  • Alarm or control mode, signaling failure of sensors connected to analogue inputs
  • 4 solid state relays rated at 0.1 A/60 V
  • E-mail messages about alarm states and cyclical reports with counter values (max. 5 recipients)

Recording measurement results

  • Archive files: process values (recording rate from 3 s up to 24 h), totalizers and min/average/max values (record every 1 h and every 24 h)
  • Event files: authorization log file, event log file, settings log file (recording after the occurrence of the event)
  • 2 recording rates, toggled by alarm state for shorting/opening time of selected binary inputs
  • Access to recorded data through USB port on the front panel or through Ethernet port
  • Checksum secured files – protection against data manipulation
COMPENSATED FLOW AND HEAT ENERGY MEASUREMENT
Accuracy of compensated steam, water, other liquid or technical gas flow <2% (typowo <0,5%)
Frequency of measurement and calculation results 0,5 s
FRONT PANEL
Display type FP-70P 5” LCD TFT colour 800x480px
Display type FP-70W 7” LCD TFT colour 800x480px
Display size 152mm x 91mm
LED indication 3 colour LEDs
INPUTS ORGANIZATION
FP70P, FP70W 2 x PULS:                       IN1, IN2

2 x RTD:                         IN3, IN4

6 x I:                                   IN5 – IN10

RTD type analogue inputs
Sensor type Resistance (according to the table)
Measuring range -200 .. +850 °C  dla Pt100

-60 .. +150 °C  dla Ni100

-180 ..+200 °C  dla Cu100

Sensor connection 2, 3, or 4-wire
Wire resistance compensation Manual, in range -99.99 .. +99.99 W
Maximum resistance of connecting wires 20 W
A/D converter resolution 24 bit
Accuracy (at Ta = +20 °C) ± 0,5 °C (typowo ± 0,3 °C)
Temperature drift Max ± 0,02 °C / °C
Galvanic isolation between inputs No, common potential GND for all inputs
Galvanic isolation from supply voltage 400 VAC (functional isolation)
0/4-20mA type analogue inputs
Signal type 0-20mA lub 4-20mA
Transmitter connection Passive (supplied from measuring loop) or active converter)
Input resistance 12 W  ±10% ?
Transmitters supply 24 VDC / max 22 mA
A/D converter resolution 24 bit
Accuracy (at Ta = +20 °C) ±0.1% of the range (typically ±0.05% of the range)
Temperature drift Max ±50 ppm / °C
Galvanic isolation between inputs No, common potential GND for all inputs
Galvanic isolation from supply voltage 400 VAC (functional isolation)
PULS type inputs (binary/pulse/frequency)
Maximum input voltage ±28 VDC
Galvanic isolation between inputs No, common potential GND for all inputs
Galvanic isolation from supply voltage 400 VAC (functional isolation)
Functions State detection

Pulse counting

Frequency measurement

Measuring range 0,02 Hz do 12,5 kHz
Minimum impulse width 20 ms

0.5 ms with filtrating capacitor

Accuracy (at Ta = +20 °C) 0.02%
Configuration: OC/contact(1)
Open circuit voltage 12 V
Short circuit current 12 mA
On/off threshold 2.7 V / 2.4 V
(1)The default setting.
Configuration: voltage input
Input resistance >10 kW
On/off threshold 2.7 V / 2.4 V
Open circuit voltage 12 V
Configuration: Namur
High impedance state 0.4 .. 1 mA
Low impedance state 2.2 .. 6.5 mA
4-20mA analogue output (optional)
Number of outputs 1 or 2
Output signal 4-20mA (3.6–22 mA)
Maximum voltage between I+ and I- 28 VDC
Loop resistance (at Ucc = 24 V) 0 .. 500 Ω
Converter resolution D/A 16 bits
Accuracy 0.5%
Current loop supply External or internal power supply 24 VDC / 22 mA
Galvanic isolation between outputs 400 VAC (functional isolation)
Galvanic isolation from supply voltage 400 VAC (functional isolation)
Binary outputs (Solid State Relays)
Number of outputs 4
Type of outputs Solid State Relays
Maximum load current 100 mA DC/AC
Maximum voltage 60 V DC/AC
Galvanic isolation between outputs 400 VAC (functional isolation)
Galvanic isolation from supply voltage 400 VAC (functional isolation)
RS-485 serial port
Maximum load 32 receivers/transmitters
Maximum line length 1200 m
Maximum differential voltage A(+) – B(-) -7 .. +12 V
Maximum total voltage A(+) – ‘ground’ or
B(-) – ‘ground’
-7 .. +12 V
Minimal output signal from transmitter 1.5 V (for R0 = 54 W)
Minimum receiver sensitivity 200 mV / RIN = 12 kW
Minimum impedance of data transmission line 54 W
Internal terminating resistor Yes, activated by short-circuit pins on terminal block
Short-circuit/thermal protection Yes/Yes
Transmission protocol Modbus RTU
Baud rate 2.4, 4.8, 9.6 ,19.2, 38.4, 57.6, 115.2 kbps
Parity control Even, Odd, None
Frame 1 start bit, 8 data bits, 1 stop bit
Galvanic isolation No
Ethernet port
Transmission protocol Modbus TCP, ICMP (ping), DHCP server, http server
Interface 10BaseT Ethernet
Data buffer 300 B
Number of opened connections (simultaneously) 4
Connector type RJ-45
LED signaling 2, build in RJ-45 socked
USB port
Socket type A type, according to USB standard
Version USB 2.0
Socket protection class IP54
Recording format FAT16 (within a limited scope)
Recording indication red-orange-green LED on the front panel
FP70P power supply
Supply voltage 24 VDC (15 .. 30 VDC)
Maximum power consumption 14 VA / 14 W
FP70W power supply
Supply voltage 100 .. 240 VAC 50/60 Hz

24 VDC (15 .. 30 VDC)

Maximum power consumption 28 VA / 28 W (for 100 .. 240 VAC power supply)

14 VA / 14 W (for 24 VAC/VDC power supply)

Wire terminals
Type ·  FP70P: screw type terminal blocks

·  FP70W: spring type terminal block

Conductor cross section ·  FP70P: solid max. 1.5 mm2

·  FP70W:  stranded 0.2 .. 1.5 mm2

FP70P enclosure – dimensions
Enclosure type Panel mount, nonflammable plastic material ‘Noryl’
Dimensions (width x height x depth) 192 mm x 96 mm x 63.5 mm
Enclosure depth with terminals ca. 72 mm
Panel cut-out dimensions (width x height) 186+1.1 mm x 92+0.6 mm
Panel maximum thickness 5 mm
Weight ca. 0.7 kg
Protection class from the front panel IP54
Protection class from the rear panel IP30
FP70W enclosure – dimensions
Enclosure type Wall mount, PC material
Dimensions (width x height x depth) 257 mm x 217 mm x 125 mm (without cable glands)

257 mm x 247 mm x 125 mm (with cable glands)

Weight ca. 2.1 kg
Protection class IP54
FP70P environmental conditions
Ambient temperature 0 .. +40 °C
Relative humidity 0 .. 75% (without steam condensation)
Storage temperature -20 .. +80 °C
Overvoltage category OV II
Pollution degree PD 2
LVD (safety) EN 61010-1
EMC Directive 2014/30/EU:

·  immunity for industrial environments according to EN 61326-1:2013 (Table 2)

·  conductive and radiated emissions Class A equipment according to EN 61326-1:2013

RoHS Directive 2011/65/EU
Installation location Indoor only
FP70W environmental conditions
Ambient temperature -20 .. +40 °C
Relative humidity 0 .. 75% (without steam condensation)
Storage temperature -20 .. +80 °C
Overvoltage category OV II
Pollution degree PD 2
LVD (safety) EN 61010-1
EMC Directive 2014/30/EU:

·  immunity for industrial environments according to EN 61326-1:2013 (Table 2)

·  conductive and radiated emissions Class A equipment according to EN 61326-1:2013

RoHS Directive 2011/65/EU
Installation location Indoor or outdoor(2)
(2)If additional protection against atmospheric precipitation is provided (roofing), the device can be installed outdoor.


    Descritpion

    Flow computer

    • Up to 2 independent installations (A, B )
    • Flows and energy balance calculations (systems X )
    • 10 measurement inputs
    • Math channels & functions (+, -, /, *, √)
    • Alarm & control functions, 4 solid state relays (SSR)
    • 4-20mA analogue output – one or two (option)
    • Advanced data logging, recording data to the text files, 2 GB internal data memory
    • User configurable data presentation, the colour TFT display
    • RS-485 port (Modbus RTU)
    • Ethernet port (Modbus TCP, www server)
    • USB port on the front panel
    • GSM module (option)
    • Dedicated PC software for commissioning and archive data visualization
    • Available languages: EN, DE, ES, FR, IT, PL, PT

    Applications for steam, liquids and technical gases

    • For A, B main application setup one of possible applications using a configuration wizard:
      • the flow and heat of a liquid medium
      • the flow and delta heat of a liquid medium in a closed supply-return installation
      • the flow and delta heat of a liquid medium in an installation with different supply and return flow rates
      • the flow and heat of a steam
      • the flow and heat of steam for steam-condensate conditions
      • the flow and delta heat in a closed steam-condensate installation
      • the flow and delta heat in a steam-condensate installation with different steam and condensate flow rates
      • the flow and delta heat in a steam-generating installation with the supplied water flow rate measured
      • the flow and heat of a technical gases

    Flow rate measurement

    • The flow computer can work with:
      • mass flowmeters
      • volume flowmeters
      • differential pressure devices with approximation by square root curve or differential pressure devices (orifices and nozzles) according to iteration algorithm according to
        PN-EN ISO 5167 standard (only for water and steam)

    Inputs and channels types

    FP70P/FP70W has: 10 analogue inputs, Ethernet port and RS-485 port. In addition, 24 auxiliary channels are available, which can be used as measuring channels or as a math channels. The device enables supplying the current loop for 4-20mA transducers. Up to 10 User’s characteristics can be defined.

    • 2 x RTD, two inputs adapted for connection of resistance temperature sensors (Pt100, Pt200, Pt500, Pt1000, Ni100, Ni120, Ni1000, Cu50, Cu53, Cu100, KTY81, KTY83, KTY84)
    • 6 x I, six inputs for interaction with 0/4-20mA transducers only,

    Auxiliary channel

    • 24 auxiliary channels, measurement of additional quantities or calculation of the formula entered by the user (available mathematical operations: addition, subtraction, multiplication, division, extract the root)

    The scope of measurement of steam, water parameters and other media

    • The flow and heat measurement of superheated or saturated steam or water are according to IAPWS-IF97 recommendations in the operating range of temperature 0 .. 800 ºC and absolute pressure 0.05 .. 16.52 MPa
    • Flow and energy measurements of liquids other than water are performed in the range of tabular values entered by the user – density and enthalpy as function of temperature
    • Measurement of technical gas flow according to the ideal gas equation

    Totalizers

    • Totalizers for energy and flow measurements (2 for each channel)
    • Totalizers can be reset manually or automatically every day, week or month
    • Over and under counters to be realized in additional channels X

    Alarms and control

    • 2 alarm thresholds for each result
    • Alarm or control mode, signaling failure of sensors connected to analogue inputs
    • 4 solid state relays rated at 0.1 A/60 V
    • E-mail messages about alarm states and cyclical reports with counter values (max. 5 recipients)

    Recording measurement results

    • Archive files: process values (recording rate from 3 s up to 24 h), totalizers and min/average/max values (record every 1 h and every 24 h)
    • Event files: authorization log file, event log file, settings log file (recording after the occurrence of the event)
    • 2 recording rates, toggled by alarm state for shorting/opening time of selected binary inputs
    • Access to recorded data through USB port on the front panel or through Ethernet port
    • Checksum secured files – protection against data manipulation
    Technical data
    COMPENSATED FLOW AND HEAT ENERGY MEASUREMENT
    Accuracy of compensated steam, water, other liquid or technical gas flow <2% (typowo <0,5%)
    Frequency of measurement and calculation results 0,5 s
    FRONT PANEL
    Display type FP-70P 5” LCD TFT colour 800x480px
    Display type FP-70W 7” LCD TFT colour 800x480px
    Display size 152mm x 91mm
    LED indication 3 colour LEDs
    INPUTS ORGANIZATION
    FP70P, FP70W 2 x PULS:                       IN1, IN2

    2 x RTD:                         IN3, IN4

    6 x I:                                   IN5 – IN10

    RTD type analogue inputs
    Sensor type Resistance (according to the table)
    Measuring range -200 .. +850 °C  dla Pt100

    -60 .. +150 °C  dla Ni100

    -180 ..+200 °C  dla Cu100

    Sensor connection 2, 3, or 4-wire
    Wire resistance compensation Manual, in range -99.99 .. +99.99 W
    Maximum resistance of connecting wires 20 W
    A/D converter resolution 24 bit
    Accuracy (at Ta = +20 °C) ± 0,5 °C (typowo ± 0,3 °C)
    Temperature drift Max ± 0,02 °C / °C
    Galvanic isolation between inputs No, common potential GND for all inputs
    Galvanic isolation from supply voltage 400 VAC (functional isolation)
    0/4-20mA type analogue inputs
    Signal type 0-20mA lub 4-20mA
    Transmitter connection Passive (supplied from measuring loop) or active converter)
    Input resistance 12 W  ±10% ?
    Transmitters supply 24 VDC / max 22 mA
    A/D converter resolution 24 bit
    Accuracy (at Ta = +20 °C) ±0.1% of the range (typically ±0.05% of the range)
    Temperature drift Max ±50 ppm / °C
    Galvanic isolation between inputs No, common potential GND for all inputs
    Galvanic isolation from supply voltage 400 VAC (functional isolation)
    PULS type inputs (binary/pulse/frequency)
    Maximum input voltage ±28 VDC
    Galvanic isolation between inputs No, common potential GND for all inputs
    Galvanic isolation from supply voltage 400 VAC (functional isolation)
    Functions State detection

    Pulse counting

    Frequency measurement

    Measuring range 0,02 Hz do 12,5 kHz
    Minimum impulse width 20 ms

    0.5 ms with filtrating capacitor

    Accuracy (at Ta = +20 °C) 0.02%
    Configuration: OC/contact(1)
    Open circuit voltage 12 V
    Short circuit current 12 mA
    On/off threshold 2.7 V / 2.4 V
    (1)The default setting.
    Configuration: voltage input
    Input resistance >10 kW
    On/off threshold 2.7 V / 2.4 V
    Open circuit voltage 12 V
    Configuration: Namur
    High impedance state 0.4 .. 1 mA
    Low impedance state 2.2 .. 6.5 mA
    4-20mA analogue output (optional)
    Number of outputs 1 or 2
    Output signal 4-20mA (3.6–22 mA)
    Maximum voltage between I+ and I- 28 VDC
    Loop resistance (at Ucc = 24 V) 0 .. 500 Ω
    Converter resolution D/A 16 bits
    Accuracy 0.5%
    Current loop supply External or internal power supply 24 VDC / 22 mA
    Galvanic isolation between outputs 400 VAC (functional isolation)
    Galvanic isolation from supply voltage 400 VAC (functional isolation)
    Binary outputs (Solid State Relays)
    Number of outputs 4
    Type of outputs Solid State Relays
    Maximum load current 100 mA DC/AC
    Maximum voltage 60 V DC/AC
    Galvanic isolation between outputs 400 VAC (functional isolation)
    Galvanic isolation from supply voltage 400 VAC (functional isolation)
    RS-485 serial port
    Maximum load 32 receivers/transmitters
    Maximum line length 1200 m
    Maximum differential voltage A(+) – B(-) -7 .. +12 V
    Maximum total voltage A(+) – ‘ground’ or
    B(-) – ‘ground’
    -7 .. +12 V
    Minimal output signal from transmitter 1.5 V (for R0 = 54 W)
    Minimum receiver sensitivity 200 mV / RIN = 12 kW
    Minimum impedance of data transmission line 54 W
    Internal terminating resistor Yes, activated by short-circuit pins on terminal block
    Short-circuit/thermal protection Yes/Yes
    Transmission protocol Modbus RTU
    Baud rate 2.4, 4.8, 9.6 ,19.2, 38.4, 57.6, 115.2 kbps
    Parity control Even, Odd, None
    Frame 1 start bit, 8 data bits, 1 stop bit
    Galvanic isolation No
    Ethernet port
    Transmission protocol Modbus TCP, ICMP (ping), DHCP server, http server
    Interface 10BaseT Ethernet
    Data buffer 300 B
    Number of opened connections (simultaneously) 4
    Connector type RJ-45
    LED signaling 2, build in RJ-45 socked
    USB port
    Socket type A type, according to USB standard
    Version USB 2.0
    Socket protection class IP54
    Recording format FAT16 (within a limited scope)
    Recording indication red-orange-green LED on the front panel
    FP70P power supply
    Supply voltage 24 VDC (15 .. 30 VDC)
    Maximum power consumption 14 VA / 14 W
    FP70W power supply
    Supply voltage 100 .. 240 VAC 50/60 Hz

    24 VDC (15 .. 30 VDC)

    Maximum power consumption 28 VA / 28 W (for 100 .. 240 VAC power supply)

    14 VA / 14 W (for 24 VAC/VDC power supply)

    Wire terminals
    Type ·  FP70P: screw type terminal blocks

    ·  FP70W: spring type terminal block

    Conductor cross section ·  FP70P: solid max. 1.5 mm2

    ·  FP70W:  stranded 0.2 .. 1.5 mm2

    FP70P enclosure – dimensions
    Enclosure type Panel mount, nonflammable plastic material ‘Noryl’
    Dimensions (width x height x depth) 192 mm x 96 mm x 63.5 mm
    Enclosure depth with terminals ca. 72 mm
    Panel cut-out dimensions (width x height) 186+1.1 mm x 92+0.6 mm
    Panel maximum thickness 5 mm
    Weight ca. 0.7 kg
    Protection class from the front panel IP54
    Protection class from the rear panel IP30
    FP70W enclosure – dimensions
    Enclosure type Wall mount, PC material
    Dimensions (width x height x depth) 257 mm x 217 mm x 125 mm (without cable glands)

    257 mm x 247 mm x 125 mm (with cable glands)

    Weight ca. 2.1 kg
    Protection class IP54
    FP70P environmental conditions
    Ambient temperature 0 .. +40 °C
    Relative humidity 0 .. 75% (without steam condensation)
    Storage temperature -20 .. +80 °C
    Overvoltage category OV II
    Pollution degree PD 2
    LVD (safety) EN 61010-1
    EMC Directive 2014/30/EU:

    ·  immunity for industrial environments according to EN 61326-1:2013 (Table 2)

    ·  conductive and radiated emissions Class A equipment according to EN 61326-1:2013

    RoHS Directive 2011/65/EU
    Installation location Indoor only
    FP70W environmental conditions
    Ambient temperature -20 .. +40 °C
    Relative humidity 0 .. 75% (without steam condensation)
    Storage temperature -20 .. +80 °C
    Overvoltage category OV II
    Pollution degree PD 2
    LVD (safety) EN 61010-1
    EMC Directive 2014/30/EU:

    ·  immunity for industrial environments according to EN 61326-1:2013 (Table 2)

    ·  conductive and radiated emissions Class A equipment according to EN 61326-1:2013

    RoHS Directive 2011/65/EU
    Installation location Indoor or outdoor(2)
    (2)If additional protection against atmospheric precipitation is provided (roofing), the device can be installed outdoor.
    Examples of applications
    Accesories
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