USER GUIDE IML = ∆ k Q P
Contents
1. SP a aa ENVAR Se SS SS L Ss ere R Say So ae v l Ea I 6V i ne I I 4vV l a A 1 l SPmin AAA RN ee es l 1 I e T i l Air volume La mem x 0 i 50 i 100 d Vmin gt d Vmax P gt d Vnom amp External set point lt 0 3 V always CLOSES the damper External set point gt 9 7 V always OPENS the damper air volume Vnom Produal Oy Keltakalliontie 18 48770 Kotka FINLAND Tel 358 10 219 9100 Fax 358 5 230 9210 info produal fi www produal com Information is subject to change without prior notice Pd PRODUAL USER GUIDE IML measure be sure 2 6 Example application supply exhaust VAV control IML formula controller function air flow control pressure control or VAV controller type P PI controller parameters External set point 0 10 V Modbus Damper WIRING Device wiring and commissioning can only be carried out by qualified professionals Always make the wirings while the power is switched off Caution 24 Vac dc OV Output 1 Air volume 0 10 Vdc Output 2 Differential pressure or controller output 0 10 Vdc Input 1 External set point 0 10 Vdc RS 485 A Modbus IML M RS 485 B Modbus IML M RS 485 GND Modbus IML M COIN OD a BR osm COMMISSIONING NOTE All the settings and parameters must be checked during the commissioning This way you can ensure the correct2. function in the selected application The settings can be configured through the device menu Produal Oy Keltakalliontie 18 48770 Kotka FINLAND Tel 358 10 219 9100 Fax 358 5 230 9210 info produal fi www produal com Information is subject to change without prior notice USER GUIDE IML 3 6 Pd PRODUAL measure be sure MENU You can proceed in the menu by touching the M and OK buttons The values can be changed with the and buttons The setting is confirmed with the OK button The following menu structure contains the factory settings The settings are saved when exiting the menu The device returns to the user mode from the main menu if the buttons are not pressed within 30 seconds Select the universal formula Uni Select manufacturer specific formula for example when using duct probe OR when using a fan 42 3 g j Unit k JAP Fl kt Woods Rosenberg Comefri is Of Ural Ziehl ebm papst Nicotra Gebhardt lt gt A M OK SEL A Uni gt Fan Fan Fan Fan Fan Fan Fan Form Fom OK Flakt Rosen Come Zieh EBM Nico Gebha M Formula OK OK OK OK OK OK OK lt y OK OK OK SEL 10 00 a a is The k value unit must match the formula unit M Integer part of k value Decimal part of k value The unit can be changed as follows 1 5000 0 99 k m h 3600 x k m s lt y OK OK SEL gt Unit When using the universal formula the k
3. value unit must match the unit in universal formula Unit Vs M Um When using manufacturer specific formula the unit can be changed m3 s m3 h V s sik 7 i p The unit is used in the output 1 scaling and on the display y OK SEL 300 Scale 10V M Air flow measurement The maximum output value range depends on the selected unit output 1 scale Pago oboe mai The 10V parameter value is used as the maximum nominal value for the VAV control 0 100 9000 V s OK 1000 Pa The Pa parameter value is used as the maximum pressure value for the M Differential pressure diff tial trol measuring output 2 scale ierential pressure control 1000 2000 5000 7000 Pa lt OK OK Resp t Trs M Time constant Tes 1 20 s lt y OK OK SEL 1 9 6 no Mbus MBID kBaud Parity M OK OK 1 Modbus address Modbus speed Parity bit O OFF 1 247 9 6 19 2 38 4 56 8 none Odd Even lt YOK OK OK OK OK OK OK OK SEL Cont Cont H gt SEL 10 10 2 Act SP Contr OFF Volum P XP Tints Hyst DIR SPEXT M Controller OK Controller type Proportional band Integral time Hysteresis 10V Actuator direction Set point function P PI 1 1000 2 5000 s parameter DIR direct SPEXT external OFF Volum 0 1 100 0 0 50 REV reversed SPMOD via Modbus A Press VAV SPINT internal OK OK OK OK OK 100 20 80 2 0 8 0 SPsca Vmin Vmax SPmin SPmax External set poin
4. 0 Integral time Signed 16 2 5000 2 5000 s 10 40011 Set point Signed 16 0 1 2 O ext 0 10 V 0 1 Modbus 2 Internal menu 40012 Modbus set point Signed 16 0 1000 0 100 0 0 40013 External set point scale effective if 40008 3 Signed 16 50 150 50 150 100 VAV 40014 Vmin effective if 40008 3 VAV Signed 16 0 80 0 80 20 40015 Vmax effective if 40008 3 VAV Signed 16 30 100 30 100 80 40016 Spmin effective if 40008 3 VAV Signed 16 0 50 0 5 0 V 20 40017 Spmax effective if 40008 3 VAV Signed 16 50 100 5 0 10 0 V 80 40018 Output 1 Modbus over drive Signed 16 0 100 0 10 0 V 40019 Output 2 Modbus over drive Signed 16 0 100 0 10 0 V 40020 Hysteresis Signed 16 0 50 0 50 NOTE Values set via Modbus will be lost during a power failure and must be updated after power is back Produal Oy Kelta kalliontie 18 48770 Kotka FINLAND Tel 358 10 219 9100 Fax 358 5 230 9210 Information is subject to change without prior notice info p ro dual fi www produal com
5. Pd PRODUAL nat measure be sure V1 0 12 17 08 2015 1 6 This user guide is for devices with the software version 1 0 12 or newer AIR VOLUME MEASURING The air volume can be measured from 1 Fans with flow measuring joints 2 Using traditional air flow sensors like pitot tube PP air flow probe or iris damper in the ventilation duct The flow measurement accuracy changes according to the measured pressure difference see the following figure The measurement inaccuracy is Verror 25 C error of the probe A Veror 10 4 9 8 7 6 5 4 3 2 1 0 i i i r r i gt 0 100 200 300 400 500 600 700 800 900 1000 P Pa To ensure reliable result the measurement should be arranged so that the measured pressure difference is at least 15 Pa With PP probes the adequate pressure difference is achieved when the air velocity is over 5 m s With iris damper the pressure difference can be calculated by using the formula AP 2 where k Q smallest designed air flow and k iris damper k value AIR VOLUME CONTROL Air volumes are regulated by 0 10 V controlled dampers Parameters to be set e Defined maximum volume nominal volume Vnom Vnom Outi max e Vmin and corresponding SPmin control signal percents from Vnom value e Vmax and corresponding SPmax control signal percents from Vnom value A External setpoint 10V Open ee ee ee A T l
6. Pressure Signed 16 0 7000 0 7000 Pa 30002 Flow selected unit m s Signed 16 0 500 0 0 50 0 m s Flow selected unit m h Signed 16 0 9000 0 9000 m h Flow selected unit I s Signed 16 0 9000 0 9000 I s 30003 External set point 0 10V Signed 16 0 100 0 10 0 V 30004 Internal set point Signed 16 0 100 0 100 Holding registers Register Parameter Description 1D r BV7 ol Value Range Default 40001 Formula Signed 16 0 1 2 3 4 6 0 Uniform 0 7 1 Fl kt Woods 2 Rosenberg 3 Comefri 4 Ziehl 5 ebm papst 6 Nicotra 7 Gebhardt 40002 k value integer Signed 16 0 5000 0 5000 10 40003 k value decimal Signed 16 0 99 0 0 0 99 0 40004 Unit Signed 16 0 1 2 0 m s 2 1 m h 2 I s Produal Oy Kelta kalliontie 18 48770 Kotka FINLAND Tel 358 10 219 9100 Fax 358 5 230 9210 info p ro dual fi www produal com Information is subject to change wi thout prior notice Pd PRODUAL measure be sure USER GUIDE IML 6 6 Register Parameter Description Data Type Value Range Default 40005 Out 1 scale Vnom unit above Signed 16 1 9000 1 9000 300 40006 Pressure measurement range Signed 16 0 1 2 3 0 1000 Pa 0 1 2000 Pa 2 5000 Pa 3 7000 Pa 40007 Response time Tes Signed 16 1 20 1 20 S 40008 Controller Signed 16 0 1 2 3 0 Off 1 Volume 2 Pressure 3 VAV 40009 Proportional band Xp Signed 16 1 1000 0 1 100 0 10 4001
7. neously pressing the M and OK buttons for 5 seconds The device must be in the user mode when resetting the settings Produal Oy Kelta kalliontie 18 48770 Kotka FINLAND Tel 358 10 219 9100 Fax 358 5 230 9210 info produal fi www produal com Information is subject to change without prior notice Pd PRODUAL measure be sure USER GUIDE IML 5 6 MODBUS The parameter memory durability allows at least 100 000 writing cycles Bus properties Protocol RS 485 Modbus RTU Bus speed 9600 1 9200 38400 56800 bit s Data bits 8 Parity none odd even Stop bits 1 Network size up to 247 devices per segment Modbus function codes The device supports the following Modbus function codes 0x01 Read coils 0x02 Read discrete inputs 0x03 Read holding registers 0x04 Read input registers 0x05 Write single coil 0x06 Write single register Ox0F Write multiple coils 0x10 Write multiple registers 0x17 Read write multiple registers Modbus registers Coils Register Parameter Description DEIGHE ol Value Range Default 1 Control mode Bit 0 P 0 0 1 1 PI 2 Actuator direction Bit 0 1 0 Direct 0 1 Reversed Output 1 Modbus over drive enable Bit 0 1 0 Off 1 On 0 Output 2 Modbus over drive enable Bit 0 1 0 Off 1 On 0 Input registers Register Parameter Description 1D r BV ol Value Range 30001
8. t Minimum air volume Maximum air volume Minimum air volume Maximum air volume scaling 0 80 30 100 set point value set point value y 50 150 0 5 V 5 10 V Produal Oy Kelta kalliontie 18 48770 Kotka FINLAND Tel 358 10 219 9100 Fax 358 5 230 9210 info produal fi www produal c om Information is subject to change without prior notice Pd PRODUAL USER GUIDE measure be sure IML 4 6 USER MODE Set point As a default the air volume and differential pressure view scrolls on the display in turns of three seconds Air volume unit can be selected with the Unit parameter The air volume or differential pressure view can be selected to view continuously by pressing OK button You resume to the scrolling view by pressing the OK button again yo The internal set point can be set with the and buttons The set point is given as percentage of the selected range parameters 10V flow control and Pa pressure control The setting is confirmed with the OK button OK 13 2 44 13 2 Vs SPINT Vs 0 100 If external set point or set point via Modbus is selected SP parameter is SPEXT or SPMOD the effective set point can be viewed by pressing the or button The set point is displayed as percentage of the selected range 13 2 45 3 13 2 45 3 lis SPEXT Is SPMOD RESETTING TO THE FACTORY SETTINGS The device can be reset to the factory settings by simulta
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