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Omega Engineering CN 79000 manual

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Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones Omega Engineering CN 79000. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica Omega Engineering CN 79000 o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.

¿Qué es un manual de instrucciones?

El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual Omega Engineering CN 79000 se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.

Desafortunadamente pocos usuarios destinan su tiempo a leer manuales Omega Engineering CN 79000, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.

Entonces, ¿qué debe contener el manual de instrucciones perfecto?

Sobre todo, un manual de instrucciones Omega Engineering CN 79000 debe contener:
- información acerca de las especificaciones técnicas del dispositivo Omega Engineering CN 79000
- nombre de fabricante y año de fabricación del dispositivo Omega Engineering CN 79000
- condiciones de uso, configuración y mantenimiento del dispositivo Omega Engineering CN 79000
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas

¿Por qué no leemos los manuales de instrucciones?

Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de Omega Engineering CN 79000 no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de Omega Engineering CN 79000 y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico Omega Engineering en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de Omega Engineering CN 79000, como se suele hacer teniendo una versión en papel.

¿Por qué vale la pena leer los manuales de instrucciones?

Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo Omega Engineering CN 79000, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.

Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual Omega Engineering CN 79000. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.

Índice de manuales de instrucciones

  • Página 1

    omega.com e-mail: info@omega.com For latest product manuals: omegamanual.info Series CN 79000 U ser ’ s Guide Shop online at[...]

  • Página 2

    Servicing Nor th America: U.S.A.: One Omega Drive, Box 4047 ISO 9001 Certified Stamford, CT 06907-0047 T el: (203) 359-1660 F AX: (203) 359-7700 e-mail: info@omega.com Canada: 976 Bergar Laval (Quebec) H7L 5A1, Canada T el: (514) 856-6928 F AX: (514) 856-6886 e-mail: info@omega.ca For immediate technical or application assistance: U.S.A. and Canada[...]

  • Página 3

    INSTRUCTIONS FOR THE CN79000 SERIES 1/32 DIN DUAL ZONE MICROPROCESSOR BASED TEMPERA TURE/PROCESS CONTROL OMEGA Engineering One Omega Drive Stamford, Connecticut 06907-0047 P .O. Box 4047 T elephone: 800/848-4286; 203/359-1660 Fax: 203/359-7700[...]

  • Página 4

    Page 2 of 40 Contents INSTALLATION ....................................................................................... 3 WIRING ................................................................................................... 5 Wiring for Optional Inputs and Outputs ................................................... 6 Wiring for 4 to 20mA Tr[...]

  • Página 5

    MODEL IDENTIFICA TION CN790 Output A 2 = Switched V oltage 5 VDC 3 = Relay Output 2 = Switched V oltage 5VDC 3 = Relay Options C4 = RS485 L V = Low V oltage[...]

  • Página 6

    Page 4 of 40 From the front of the panel, slide the housing through the cutout. The housing gasket should be flat against the housing flange before installing. From the rear of the panel slide the mounting collar over the housing. Hold the housing with one hand and using the other hand, push the collar evenly against the panel until the spring loop[...]

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    Page 6 of 40 Wiring for Optional Inputs and Outputs Wire power and outputs as shown. Wiring for options is shown below. All wiring shown below is Class 2. Shielded twisted pair is required for Option C4 . 5 6 Option 992: T er minal 5 is line A (-). T erminal 6 is line B (+). Last control in chain must hav e 120 ohm ± 1% resistor across 5 and 6. Op[...]

  • Página 9

    Page 7 of 40 Wiring for 4 to 20mA Transmitter inputs External Po wer Supply 24 Vdc + - T ransmitter + - Wiring for Z1 Input External Po wer Supply 24 Vdc + - T ransmitter + - Wiring for Z2 Input DO NOT WIRE THE 24 VOLT POWER SUPPLY ACROSS THE INPUT OF THE CONTROL. DAMAGE TO THE INSTRUMENT INPUT CIRCUITRY WILL RE- SULT. WARNING: The inputs of the in[...]

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    Page 9 of 40 SECURITY LEVEL SELECTION Four levels of security are provided. The display shows the current security level. To change security levels change the password value using the UP ARROW and DOWN ARROW keys and pressing the ENTER key. Refer to the password table (following) for the correct value to enter for the security level desired. The SE[...]

  • Página 12

    The home display is the normal display while the control is operating. If no errors or functions are active, the HOME display will indicate the Process V ariable for Set Point 1 on the top display and the Process variable for Set Point 2 on the bottom.[...]

  • Página 13

    Page 11 of 40 PROGRAMMING SET POINTS FOR ALARM FUNCTIONS Caution: In any critical application where failure could cause expensive product loss or endanger personal safety, a redundant limit controller is required. The C N 74000 Series allows Zone 1 and / or Zone 2 to operate as limit or alarm type outputs. This function is available on both outputs[...]

  • Página 14

    Page 12 of 40 OPERATION OF SELF TUNE® FUNCTION Self Tune® allows automatic selection of the necessary parameters to achieve best control operation from your C N 74000 Series control. If you are using the control output as a simple on-off function (e.g. Out1 Out1 Out1 Out1 Out1 set for OnOF OnOF OnOF OnOF OnOF ), none of the following will apply. [...]

  • Página 15

    Page 13 of 40 The calculations for the PID values are the same as used in the standard Ziegler - Nichols equations that have been recognized as standard for decades. The only modification to the application of the Ziegler - Nichols equations is controlled by the dFC1 dFC1 dFC1 dFC1 dFC1 and dfC2 dfC2 dfC2 dfC2 dfC2 menu items. These menu items cont[...]

  • Página 16

    Page 14 of 40 FACTORY DEFAULT PROCEDURE If for any reason you wish to restore the factory settings use the following procedure. 1. Turn off power to control 2. Turn on power to control 3. While control is performing SELF SELF SELF SELF SELF tESt tESt tESt tESt tESt , press and hold the INDEX and ENTER keys. 4. The control will display the ROM ID co[...]

  • Página 17

    Page 15 of 40 SECONDARY MENU Hold UP ARROW & ENTER. Press INDEX to advance to the next menu item. Press UP ARROW or DOWN ARROW to change the value in the display. Press ENTER to retain the value. Edit Edit Edit Edit Edit Edit Set Point parameters: Select 0 , 1 , 2 , or 3 . 0 0 0 0 0 Edit function is off. 1 1 1 1 1 Edit Secondary and Secure Menu[...]

  • Página 18

    Page 16 of 40 Power On, PEA2 is reset to the present input. To manually reset the value PEA2 PEA2 PEA2 PEA2 PEA2 must be in the lower display. Press the ENTER key to reset. PEA2 PEA2 PEA2 PEA2 PEA2 will be reset and display the present input value. UAL2 UAL2 UAL2 UAL2 UAL2 The Valley feature stores the lowest input the Instrument has measured for Z[...]

  • Página 19

    age 17 of 40 If Edit Edit Edit Edit Edit is set to 1 1 1 1 1 or 3 3 3 3 3 , begin. If Edit Edit Edit Edit Edit is set to 2 2 2 2 2 , jump to Out2 Out2 Out2 Out2 Out2 on page 20. Out1 Out1 Out1 Out1 Out1 Output selection: Select OnOf OnOf OnOf OnOf OnOf , 1tP 1tP 1tP 1tP 1tP , or 1PuL 1PuL 1PuL 1PuL 1PuL . ONOF ONOF ONOF ONOF ONOF A setting of ONOF [...]

  • Página 20

    Page 18 of 40 value of 1 provides an output of one sec- ond on and one second off (50% output). A pulse value of 2 provides an output of one second on and two seconds off (33% out- put). Output at center of band equals one second on, 2 (pulse value-1) seconds off. ProP ProP ProP ProP ProP For Current (Code 5) outputs only. tun1 tun1 tun1 tun1 tun1 [...]

  • Página 21

    Page 19 of 40 OFF OFF OFF OFF OFF Reset Offset Value is retained in memory when the process input is not within the Proportional Band. Art1 Art1 Art1 Art1 Art1 Approach Rate Time: Select OFF OFF OFF OFF OFF , 0.01 0.01 0.01 0.01 0.01 to 99.99 99.99 99.99 99.99 99.99 minutes. The function defines the amount of Rate applied when the input is outside [...]

  • Página 22

    Page 20 of 40 InC1 InC1 InC1 InC1 InC1 Input Correction: Select -500 -500 -500 -500 -500 to 500 500 500 500 500 °F, °C, or counts. This feature allows the input value to be changed to agree with an external reference or to compensate for sensor error. Note: InC1 is reset to zero when the input type is changed, or when decimal position is changed.[...]

  • Página 23

    Page 21 of 40 If Edit Edit Edit Edit Edit is set to 1 1 1 1 1 , jump to LorE LorE LorE LorE LorE on page 24. If Edit Edit Edit Edit Edit is set to 3 3 3 3 3 , continue. If Edit Edit Edit Edit Edit is set to 2 2 2 2 2 , begin. Out2 Out2 Out2 Out2 Out2 Output selection: Select OnOf OnOf OnOf OnOf OnOf , 1tP 1tP 1tP 1tP 1tP , or 1PuL 1PuL 1PuL 1PuL 1P[...]

  • Página 24

    Page 22 of 40 center of the proportional band, a pulse value of 1 provides an output of one sec- ond on and one second off (50% output). A pulse value of 2 provides an output of one second on and two seconds off (33% out- put). Output at center of band equals one second on, 2 (pulse value-1) seconds off. ProP For Current (Code 5) outputs only. tun2[...]

  • Página 25

    Page 23 of 40 OFF OFF OFF OFF OFF Reset Offset Value is retained in memory when the process input is not within the Proportional Band. Art2 Art2 Art2 Art2 Art2 Approach Rate Time: Select OFF OFF OFF OFF OFF , 0.01 0.01 0.01 0.01 0.01 to 99.99 99.99 99.99 99.99 99.99 minutes. The function defines the amount of Rate applied when the input is outside [...]

  • Página 26

    Page 24 of 40 InC2 InC2 InC2 InC2 InC2 Input Correction: Select -500 -500 -500 -500 -500 to 500 °F, °C, or counts. This feature allows the input value to be changed to agree with an external reference or to compensate for sensor error. Note: InC2 is reset to zero when the input type is changed, or when decimal position is changed. Fil2 Fil2 Fil2 [...]

  • Página 27

    Page 25 of 40 address 17 17 17 17 17 and Zone 2 is assigned to address 18 18 18 18 18 ). To change this parameter, see Addr Addr Addr Addr Addr in the Secure Menu. SECURE MENU Hold UP ARROW & ENTER for 5 Seconds. Press INDEX to advance to the next menu item. Press UP ARROW or DOWN ARROW to change the value in the display. Press ENTER to retain [...]

  • Página 28

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    Page 27 of 40 Note: If both Set Point 1 and Set Point 2 are set for temperature inputs, they must both be set for the same scale. While it is possible to set one input as degrees F and the other degrees C, as there is only one descriptor, one of the displays is likely to be mis-read. If one Set Point is set for process input, you may select to disp[...]

  • Página 30

    Page 28 of 40 SCH1 SCH1 SCH1 SCH1 SCH1 Scale High: Select 100 to 9999 counts above SCL1 SCL1 SCL1 SCL1 SCL1 . The total span between SCL1 SCL1 SCL1 SCL1 SCL1 and SCH1 SCH1 SCH1 SCH1 SCH1 must be within 11998 counts. Maximum setting range is -1999 to + 9999 counts. Minimum span is 100 counts. For Current and Voltage inputs, this will set the high ra[...]

  • Página 31

    Page 29 of 40 devices which do not have bias adjustments. Factory set to 100 100 100 100 100 for all output codes. If Out1 Out1 Out1 Out1 Out1 is set for ## tP tP tP tP tP , # PUL PUL PUL PUL PUL , or ProP ProP ProP ProP ProP ,then skip to S1LP S1LP S1LP S1LP S1LP . S1rE S1rE S1rE S1rE S1rE Set Point Reset. Select OnOF OnOF OnOF OnOF OnOF or Hold H[...]

  • Página 32

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  • Página 33

    Decimal Point Positioning: Select 0 0 , , 0 0 . . 0 0 . This will only ef fect the Process V alue, SP1, SP2, and InC1llnC2. 0 0 No decimal Point is selected. 0 0 . . 0 0 One decimal place is available for T ype J, K, E, T , L Inputs.[...]

  • Página 34

    Page 32 of 40 SCH2 SCH2 SCH2 SCH2 SCH2 Scale High: Select 100 to 9999 counts above SCL2 SCL2 SCL2 SCL2 SCL2 . The total span between SCL2 and SCH2 must be within 11998 counts. Maximum setting range is -1999 to +9999 counts. Minimum span is 100 counts. For Current and Voltage inputs, this will set the high range end. Viewable only for Thermocouple a[...]

  • Página 35

    Page 33 of 40 devices which do not have bias adjustments. Factory set to 100 100 100 100 100 for all output codes. If Out2 Out2 Out2 Out2 Out2 is set for ## tP tP tP tP tP , # PUL PUL PUL PUL PUL , or ProP ProP ProP ProP ProP ,then skip to S2LP S2LP S2LP S2LP S2LP . S2rE S2rE S2rE S2rE S2rE Set Point Reset. Select OnOF OnOF OnOF OnOF OnOF or Hold H[...]

  • Página 36

    Page 34 of 40 The following Menu Items operate on the entire Instrument. There is no Set Point distinction. These items will appear in both the Edit1 Edit1 Edit1 Edit1 Edit1 , Edit2 Edit2 Edit2 Edit2 Edit2 , and Edit3 Edit3 Edit3 Edit3 Edit3 menus. SP1o SP1o SP1o SP1o SP1o Set Point 1 Output Select: Select OutA OutA OutA OutA OutA or Outb Outb Outb[...]

  • Página 37

    Page 35 of 40 SPECIFICATIONS Input: Thermocouple . Input Impedance: Thermocouple = 3 megohms minimum. Sensor Break Protection: De-energizes control output to protect system after customer set time. (See InP1 and InP2 in Secondary Menu.) Set Point Range: Selectable (See Range Chart Page 39). Display: Two 4 digit, 7 segment 6.35 mm (0.25") high [...]

  • Página 38

    Page 36 of 40 Storage Temperature: -40 to +80 °C (-40 to 176 °F). Humidity Conditions: 0 to 90% up to 40 °C non-condensing, 10 to 50% at 55 °C non-condensing. Memory Backup: Nonvolatile memory. No batteries required. Control Output Ratings: Relay (Output A, Output B): SPST, 3 A @ 240 Vac resistive; 1.5A @240 Vac inductive; 1/10 HP @ 120 Vac. Sw[...]

  • Página 39

    Page 37 of 40 DISPLAY No display lighted FAIL FAIL FAIL FAIL FAIL tESt tESt tESt tESt tESt CHEC SP1 CHEC SP1 CHEC SP1 CHEC SP1 CHEC SP1 CHEC SP2 CHEC SP2 CHEC SP2 CHEC SP2 CHEC SP2 CHEC SPL1 CHEC SPL1 CHEC SPL1 CHEC SPL1 CHEC SPL1 CHEC SPH1 CHEC SPH1 CHEC SPH1 CHEC SPH1 CHEC SPH1 or CHEC SPL2 CHEC SPL2 CHEC SPL2 CHEC SPL2 CHEC SPL2 CHEC SPH2 CHEC S[...]

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  • Página 42

    OMEGA Engineering One Omega Drive Stamford, Connecticut 06907-0047 P .O. Box 4047 T elephone: 800/848-4286; 203/359-1660 Fax: 203/359-7700 FR# 08-195860-03[...]

  • Página 43

    OME GA ENGINEERING, INC. war rants this unit to be free of defects in materials and workmanship for a period of from date of purc hase. OME GA ’ s WARRAN TY adds an additional one (1) month grace period to the normal to cover handling and shipping time. This ensures that OME GA ’ s customer s receive maximum coverage on eac h product. If the un[...]

  • Página 44

    Where Do I Find Everything I Need for Pr ocess Measurement and Contr ol? OM EGA…Of Course! Shop online at omega.com TEMPERA TURE 䡺 ⻬ Thermocouple, R TD & Thermistor Pr obes, Connectors, Panels & Assemblies 䡺 ⻬ W ire: Thermocouple, RTD & Thermistor 䡺 ⻬ Calibrators & Ice Point References 䡺 ⻬ Recorders, Contr ollers &[...]