GESTRA NRR 2-40 Скачать руководство пользователя страница 4 | Manualshive

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Danger .................................................................................................................................................35
NRR 240 .............................................................................................................................................35
Danger .................................................................................................................................................36
Systematic malfunction analysis ...........................................................................................................36
System malfunction 1 ...........................................................................................................................37
System malfunction 2 ...........................................................................................................................37
System malfunction 3 ...........................................................................................................................38
System malfunction 4 ...........................................................................................................................39

System Malfunctions

Danger .................................................................................................................................................39
Disposal................................................................................................................................................39

Decommissioning

Contents

– continued –

Page

NRR 240 .............................................................................................................................................33
MAX alarm ............................................................................................................................................33
MIN alarm .............................................................................................................................................33

Alarm

NRR 240 .............................................................................................................................................32

Test

Note on the Declaration of Conformity / Declaration by the Manufacturer .............................................39

Annex

Fault finding list for troubleshooting ......................................................................................................34

Operational malfunctions

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Содержание NRR 2-40

Страница 1: ...1 E N English Level Controller NRR 2 40 Original Installation Instructions 810369 06 ...

Страница 2: ...Atmosphère Explosible 5 Important Notes Page Explanatory Notes Scope of supply 6 Description 6 Function 6 System components 6 Design 6 NRR 2 40 12 Tools 12 Example of Installation 13 Key 12 Installation NRR 2 40 7 Corrosion resistance 8 Name plate marking 8 Dimensions 9 Technical Data NRR 2 40 10 Key 12 Design NRR 2 40 11 Key 12 Functional Elements ...

Страница 3: ... Switchpoints and proportional range 28 Establishing switchpoints and proportional range 29 31 Calibrating the feedback potentiometer of an external control valve 31 Attention 31 Contents continued Commissioning Procedure Page NRR 2 40 32 Operation Bus cable 20 Node ID 21 Factory setting 22 Function of the controller 22 Establishing changing node ID 23 Attention 23 Code switch settings 23 Dead ban...

Страница 4: ...lfunction 3 38 System malfunction 4 39 System Malfunctions Danger 39 Disposal 39 Decommissioning Contents continued Page NRR 2 40 33 MAX alarm 33 MIN alarm 33 Alarm NRR 2 40 32 Test Note on the Declaration of Conformity Declaration by the Manufacturer 39 Annex Fault finding list for troubleshooting 34 Operational malfunctions ...

Страница 5: ...d competent staff Retrofitting and maintenance work must only be performed by qualified staff who through adequate training have achieved a recognised level of competence LV Low Voltage Directive and EMC Electromagnetic Compatibility The level controller NRR 2 40 meets the requirements of the Low Voltage Directive 2014 35 EU and the EMC Directive 2014 30 EU Attention The name plate specifies the t...

Страница 6: ...tandard signal 4 20 mA The level data are transferred from the level electrode NRG 26 40 to the level controller or an additional system component via a CAN data bus Explanatory Notes Function At regular intervals the level electrode NRG 26 40 sends a data telegram to the level controller NRR 2 40 The data are transferred via a CAN bus to DIN ISO 11898 using the CANopen protocol The transmitted me...

Страница 7: ...sion Provide contactor with an external RC combination 100 Ω 47 nF Relay de energizing delay Output MIN MAX 3s Indicators and adjustors 1 red LED for switchpoint MAX 1 red LED for switchpoint MIN 2 green LEDs for Opening control valve and Closing control valve One green LED Power 1 red LED Bus malfunction 1 ten pole code switch for setting node ID and baud rate 4 pushbuttons Proportional range Xp ...

Страница 8: ...eriennummer Steuergerät control device appareille de commande Tamb 55 C 131 F IN OUT CAN Bus 18 36 V DC IP 40 IP20 230V 15 10 10VA Betriebsanleitung beachten See installation instructions Voir instructions de montage Node ID ___ ___ ___ Münchener Str 77 D 28215 Bremen TÜV WR xx 399 NRR 2 40 1 2 3 4 5 S 24V DC CAN BUS CH CL 17 16 L N 11 10 9 12 S S M Serial number ...

Страница 9: ...9 Technical Data continued Dimensions Fig 2 1 1 8 100 73 ...

Страница 10: ...10 Design 0 Fig 3 9 NRR 2 40 9 a ...

Страница 11: ...11 Functional Elements NRR 2 40 Fig 5 Fig 4 1 7 6 5 4 3 2 8 ...

Страница 12: ...witchpoint 4 MIN alarm Multifunction 2 LED Bus status 3 LED Power 4 Enter Test 5 Increase button 6 Increase button 7 Program button 8 Code switch 10 poles 9 Terminal strip 0 Screws for terminal strip a Body b Supporting rail TS 35 x 15 DIN EN 50022 Tools n Screwdriver 5 5 100 Installation NRR 2 40 Mounting on supporting rail 1 Clip control unit onto the supporting rail Supporting rail TS 35x15 DIN...

Страница 13: ...13 Installation continued Fig 6 Example of Installation b 9 0 0 Fig 7 20 20 a ...

Страница 14: ...the cable length and size between the bus nodes The total power consumption must also be taken into consideration when selecting the conductor size The total power consumption is obtained from the number of bus nodes If the cable length between the steam boiler and the control cabinet exceeds 15 m we recommend that you fit a branching box that is resistant to electromagnetic interference stock cod...

Страница 15: ...units with voltage supply Qty x Power output per item Sum x 6 W W Please enter data Sum 1 W Sensor transmitter control units operating display unit URB 1 Qty x Power consumption per item Sum x 3 W W Operating Display Unit URB 2 x 5 W W Please enter data Sum 2 W If sum 2 exceeds sum 1 supply the CAN bus with 24 V DC coming from a separate and stabilized safety power supply unit e g SITOP Smart 24 V...

Страница 16: ...16 Wiring diagram Electrical Connection continued Fig 8 NRR 2 40 as 3 position stepping controller Fig 9 Valve actuator d e g f l l k h j f m n 1000 Ω ...

Страница 17: ...17 Fig 10 NRR 2 40 as continuous controller Wiring diagram Electrical Connection continued d e g l h k i l ...

Страница 18: ...ve CLOSED 25 e MIN limit contact MIN alarm h Actual value output 4 20 mA optional i Controller output analogue manipulated variable Y 4 20 mA j Input for feedback potentiometer 1000 Ω k Terminating resistor 120 Ω RES 1 or RES 2 l CAN bus line twisted pair control cable m Valve actuator n Feedback potentiometer 1000 Ω for actuator Key Electrical Connection continued ...

Страница 19: ...ed from the central earthing point CEP n To protect the switching contacts fuse circuit with T 2 5A or according to TRD regulations 1 0 A for 72 h operation n If two or more system components are connected in a CAN bus system provide the first and the last device with a terminating resistor of 120Ω Fig 11 n Do not interrupt the CAN bus network during operation with one or more system components If...

Страница 20: ...tion Malfunctions Troubleshooting Bus cable All devices level conductivity are interconnected via CAN bus The CANopen protocol is used for the data exchange between the equipment groups All devices have an electronic address the node ID The four core bus cable serves as power supply and data highway for high speed data exchange The CAN address node ID can be set between 1 123 The equipment has alr...

Страница 21: ...V 5 40 2 Limiter 3 Limiter 4 X X 1 X 2 X 3 X 4 6 7 8 9 10 Factory setting TRS 5 40 1 TRS 5 40 2 X 1 90 X 2 90 97 98 High level alarm NRS 1 41 NRG 16 41 Reserved Reserved Reserved X X 1 X 2 X 3 X 4 6 7 8 9 10 Factory setting Further components SRL 6 40 X sensor level limiter hi alarm 2 Factory setting ORT 6 98 Factory setting On off level control Reserved NRS 1 42 NRG 16 42 X 1 X X 1 19 20 21 Facto...

Страница 22: ...ted by the user If is possible to control electric and pneumatic optional actuators The control of electric actuators is effected by an analogue signal which in combination with an ac tive position feedback coming from the valve is converted in the controller into a three position step ping signal The control pulses for the electric actuator are transmitted by the relay integrated in the controlle...

Страница 23: ... kBit s 335 m ON ON ON 50 kBit s 500 m OFF ON ON 20 kBit s 1000 m ON ON ON 10 kBit s 1000 m Establishing changing node ID If several identical systems are to communicate in a CAN bus network allocate a different node ID for each system e g limiter controller etc In most cases it is sufficient to commission the equipment with the default factory settings To set the code switch 8 remove the lower te...

Страница 24: ...S7 S8 S9 S10 Deadband OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF 0 OFF OFF OFF OFF OFF OFF OFF ON OFF OFF 1 OFF OFF OFF OFF OFF OFF OFF OFF ON OFF 2 OFF OFF OFF OFF OFF OFF OFF ON ON OFF 3 OFF OFF OFF OFF OFF OFF OFF OFF OFF ON 5 OFF OFF OFF OFF OFF OFF OFF ON OFF ON 7 OFF OFF OFF OFF OFF OFF OFF OFF ON ON 10 OFF OFF OFF OFF OFF OFF OFF ON ON ON 15 8 Establishing changing the dead band Write down the...

Страница 25: ...te in this example 250 kBit s 1 2 3 4 Test P 1 2 3 E 4 MAX MIN W XW GESTRA NRR 2 40 To set the dead band refer to Fig 16 Dead band in this example 2 Apply mains voltage The four status LEDs are flashing rapidly If the LED Power is alight the adjustment was successful If the LED Bus status above the LED Power is alight repeat the adjustment procedure Switch off mains voltage The four status LEDs go...

Страница 26: ...mm B Max measuring range C Lower measuring point Establish the appropriate measuring range A for your level monitoring sytem Press button for 3 sec Lower liquid level until the lower limit of the control range A is reached If necessary first use button to adjust the upper limit of the control range Setting measuring range NRG 26 40 Measuring range Fig 17 37 26 A B 1 2 3 4 Test P 1 2 3 E 4 MAX MIN ...

Страница 27: ...nstalled in the preamplifier of the electrode If the setting is confirmed too quickly an incorrect 100 will be saved Press button twice briefly The max limit of the control range is now saved The NRR 2 40 is now again in operating mode Press button briefly The min limit of the control range is now saved Press button briefly Attention In the event of a system malfunction the LED s Bus status and or...

Страница 28: ...d proportional range Commissioning continued Fig 18 You can establish two switchpoints and the proportional band XP within the control range NRG 26 40 20 90 45 35 10 10 Fig 19 example Fig 20 example 1 2 3 4 A 80 70 50 20 ...

Страница 29: ...lfunction the LED s Bus status and or Power will be flashing rapidly when in program mode Press button briefly Switchpoint 4 is now saved Press button briefly The lower limit of the proportional band XP switchpoint 3 is now selected Press button briefly Lower or raise the liquid level until switchpoint 3 within the control range is reached Example Liquid level switchpoint 3 40 and liquid level swi...

Страница 30: ...limit of the proportional band XP switchpoint 2 is now selected Press button briefly Lower or raise the liquid level until switchpoint 2 within the control range is reached Example Liquid level switchpoint 3 40 and liquid level switchpoint 2 60 make an XP value of 20 Press button briefly Switchpoint 2 is now saved Press button briefly Switchpoint 1 is now selected ...

Страница 31: ... the feedback potentiometer until the partial resistance values of the measured total resistance are equal n For the GESTRA level controller NRR 2 40 a 1000 Ω feedback potentiometer in an external control valve is required n If the terminals for the feedback potentiometer are not wired or the feedback potentiometer is defective the NRR 2 40 will work as two position controller n Use the control an...

Страница 32: ...eing opened or closed All LEDs go out once the setpoint is reached The LED Power is illuminated Test NRR 2 40 Hold down button LED 4 goes out A MIN alarm is simulated for switchpoint 4 Press button briefly The test mode relay test remains active for 5 seconds Hold down button LED 1 goes out A MAX alarm is simulated for switchpoint 1 ...

Страница 33: ... 1 is flashing rapidly LED 1 is illuminated after the de energizing delay has been elapsed LED 4 is flashing rapidly LED 4 is illuminated after the de energizing delay has been elapsed illuminated flashing flashing illuminated MAX alarm MIN alarm Alarm NRR 2 40 ...

Страница 34: ...tre or authorized agency in your country Equipment does not work accurately Operational malfunctions The equipment is working as two position on off controller Fault The feedback potentiometer is defective or not connected Remedy Wire equipment according to the wiring diagram Check feedback potentiometer Fault In spite of correct wiring and commissioning of the equipment an error message is indica...

Страница 35: ...hat might occur in the controller and the measuring sensor n Max admissible temperature in electrode terminal box exceeded n No or faulty communication between controller and measuring sensor n Malfunction in CAN bus n Failure of 24 V power supply unit built in controller or external PSU The terminal strip of the equipment is live during operation This presents the danger of electric shock Cut off...

Страница 36: ... based sensors Level electrode Conductivity electrode Pressure sensor Temperature sensor etc Step 3 Apply mains voltage to bus devices of the system e g NRS and NRG Step 2 Plug in terminal strip of the sensor of the system e g NRS and NRG sensor System O K Detach terminal strips between BUS nodes of the system e g NRS and NRG System fault Use fault finding list to identify the fault s Cut off powe...

Страница 37: ...y switches back to normal operating mode Fault The CAN bus line between the devices is interrupted Remedy Check wiring and terminals Restart system Fault The node IDs are wrong Remedy Establish node IDs as specified in section Basic Settings Cut off power supply and restart system after 5 sec System malfunction 1 System malfunction 2 LEDs are flashing slowly LEDs are flashing rapidly 1 2 3 4 Test ...

Страница 38: ...f at least one bus device is not correct Remedy Check the baud rate settings of all bus based devices The baud rates must be identical Cut off power supply and restart system after 5 sec Fault The total length of the bus line does not correspond to the baud rate setting Remedy Check the baud rate settings of all bus based devices Cut off power supply and restart system after 5 sec LED bus status i...

Страница 39: ... reference Electronic components circuit boards must be disposed of separately For the disposal of the equipment observe the pertinent legal regulations concerning waste disposal Danger The equipment is live during operation This presents the danger of electric shock Cut off power supply before mounting or removing the terminal strips and the housing cover Note on the Declaration of Conformity Dec...

Страница 40: ...8460 08 GESTRA AG Bremen Printed in Germany GESTRA AG Münchener Straße 77 28215 Bremen Germany Telefon 49 421 3503 0 Telefax 49 421 3503 393 E mail info de gestra com Web www gestra de Agencies all over the world www gestra de ...

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