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CNI3253
Contrôleurs de température, de procédé et de contrainte i-Series
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Product Specs
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| Approvisionnement Remarque | 90 à 240 VCA ± 10 %, 50 à 400 Hz*, 110 à 375 VCC, tension équivalente ; Tension d’excitation Note-24 VCC @ 25 mA (non disponible pour l’option basse puissance) |
| CMRR | 120 dB |
| Caractéristiques de contrôle | Action de contrôle : inverse (chauffage) ou direct (refroidissement) Vitesse : 0 à 399,9 s Réinitialisation : 0 à 3999 s Temps de cycle : 1 à 199 s ; réglé à 0 pour marche/arrêt Gain : 0,5 à 100 % de la plage ; points de consigne 1 ou 2 Amortissement : 0000 à 0008 Maintien : 00.00 à 99.59 (HH:MM), ou OFF |
| Caractéristiques nominales du boîtier | Aucune |
| Compensation de jonction froide | 50 ppm/°C |
| Configuration d'entrée | Asymétrique |
| Connexion électrique | Borne à vis |
| Control Mode | PID Control, On-off control |
| Control Output | Analog Output, SPDT Relay |
| Conversion A/N | Double pente |
| Courant analogique | 0 à 20 mA (500 Ω maximum) |
| Courant, max | 0 à 20 mA (charge de 5 Ω) |
| Data Interface | None |
| Dimensions de la découpe | 22,5 x 45 mm |
| Display Type | 4 Digit LED |
| Détails de la sortie | Une sortie analogique et un relais à semi-conducteurs ; Sortie de contrôle 1 et 2 Relais : 250 Vac ou 30 Vcc à 3 A (charge résistive) ; configurable pour marche/arrêt, PID et rampe et maintien Sortie 1 : SPDT, peut être configurée comme sortie d’alarme 1 Sortie 2 : SPDT, peut être configurée comme sortie d’alarme 2 SSR : 20 à 265 Vac à 0,05 à 0,5 A (charge résistive) ; continu Impulsion DC : Non isolée ; 10 Vcc à 20 mA Sortie analogique (sortie 1 seulement) : Non isolée, proportionnelle 0 à 10 Vcc ou 0 à 20 mA ; 500 Ω max Retransmission de la sortie 3 Tension et courant analogiques isolés Courant : 10 V max à sortie 20 mA Tension : 20 mA max pour sortie 0 à 10 V |
| Facteur de forme | 1/32 DIN |
| Filtre numérique | Programmable |
| Fonctions supplémentaires 1 | Programmable 3 Color Display |
| Form factor | 1/32 DIN |
| Fréquence d'échantillonnage | 3 Hz (3 mises à jour/seconde) |
| Hauteur | 25.4 mm |
| Homologations | UL, C-UL, UKCA, CE selon EN61010-1:2001, F |
| ID de série | CNI-Series |
| Impédance d'entrée | 10 MΩ pour 100 mV, 1 MΩ pour 1 ou 10 Vcc |
| Input Type | Thermocouple, RTD, mA, Voltage |
| Interface de données | Aucune |
| Isolation | Isolation Alimentation vers Entrée/Sortie : 2300 VCA pendant 1 minute de test Pour l’option alimentation basse tension : 1500 VCA pendant 1 minute de test Alimentation vers Sortie Relais/SSR : 2300 VCA pendant 1 minute de test Relais/SSR vers Sortie Relais/SSR : 2300 VCA pendant 1 minute de test RS232/485 vers Entrée/Sortie : 500 VCA pendant 1 minute de test |
| Largeur | 48 mm |
| Length | 127 mm |
| Longueur | 127 mm |
| Mode de contrôle | Contrôle PID ; contrôle marche-arrêt |
| NMRR | 60 dB |
| Nombre d'entrées | 1 |
| Nombre de sorties de commande | 2 |
| Output Signal | None |
| Poids | 127 g |
| Point de consigne de rampe | Rampe vers le point de consigne : 00.00 à 99.59 (HH:MM), ou ARRÊT |
| Point de consigne à distance | Aucun |
| Points de linéarisation | Aucune |
| Polarité | Unipolaire |
| Précision | Précision à 25°C : ± 0,5°C température nominale ; 0,03 % lecture ± 0,03 % plage process et contrainte |
| Rampe et maintien | Rampe simple et trempage |
| Réglage | Réglage automatique |
| Réglage de l'amplitude | 0,001 à 9999 comptes |
| Réglage du décalage | -1999 à 9999 |
| Réglage du point de consigne | Menu configurable |
| Réponse en échelon | 0,7 s pour 99,9 % |
| Résistance du fil du thermocouple, max | 100 Ω |
| Résolution | 1°/0,1°; processus 10 µV |
| Signal de sortie | Aucun |
| Sortie de commande | Sortie analogique; relais SPDT |
| Stabilité de la température | Stabilité de la température : RTD : 0,04°C/°C ; TC à 25°C (77°F) : 0,05°C/°C ; Compensation de la jonction froide Processus : 50 ppm/°C |
| Supply Voltage | 90 to 240 Vac |
| Sélection décimale | 0;001, 0;01, 0;1, Aucune |
| Taille d'affichage | 46 mm (1,8 po) |
| Tension analogique isolée | 0 à 10 Vcc (max. 20 mA) |
| Tension d'alimentation | 90 à 240 Vca |
| Tension d'entrée | 0 à 100 mV ; 0 à 1 Vcc ; 0 à 10 Vcc |
| Type RTD | Capteur Pt 100/500/1000 Ω ; 2, 3 ou 4 fils ; α = 0,00385 ou 0,00392 |
| Type d'affichage | LED à 4 chiffres |
| Type d'affichage Remarque | Afficheur LED 9 segments à 4 chiffres de 10,2 mm (0,40"); i32, i16, i16D, i8DV 21 mm (0,83"); i8 10,2 mm (0,40") et 21 mm (0,83"); i8DH Couleurs programmables ROUGE, VERTE et AMBRE pour variable de procédé, point de consigne et unités de température |
| Type d'approvisionnement électrique | CA |
| Type d'entrée | Thermocouple ; RTD ; mA ; tension |
| Type de mesure | Courant ; contrainte ; tension |
| Type de thermocouple | J ; K ; T ; E ; N ; R ; S ; B ; C ; L |
| Valeur brute du poids | 0.54 |
| Country of Origin | Mexico |
| See All Specs | |
PDFs & Manuals
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Accessories
Microprocessor-based Controller Self container Temperature controller
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Show Ratings & Reviews
Rated 1 out of
5
by
George24 from
Very compicated setup
**Review of the CNi3253-DC Temperature Controller**
I recently purchased the CNi3253-DC temperature controller for use with geophysical equipment, but my experience has been far from satisfactory. The device itself has potential, but its functionality is severely hampered by a combination of a complicated setup process and inadequate documentation.
**Setup Challenges:**
From the outset, configuring the CNi3253-DC proved to be a frustrating endeavor. The setup process is far from intuitive, and despite following the manual as closely as possible, I encountered numerous hurdles. The menus are convoluted, and the instructions provided do not align well with the actual options available on the controller. This discrepancy between the manual and the device’s menu options is a major issue, making it difficult to configure the controller correctly. Also I was unable to find how to reset the controller to factory defaults.
**Documentation Issues:**
The manuals available for the CNi3253-DC are, frankly, disappointing. They are poorly written and lack essential details. Many of the menu options are either described inadequately or not mentioned at all. This oversight leaves users like myself guessing about the functionality of certain features and how to use them effectively. The lack of clear, comprehensive documentation significantly impairs the usability of the controller.
**Performance Concerns:**
Despite my efforts to get the controller working, I have yet to achieve satisfactory performance. The misalignment between the described functions and the actual options means that I cannot reliably control or monitor the temperature as needed for my geophysical equipment. This has led to operational delays and has compromised the effectiveness of my setup.
**Conclusion:**
Overall, the CNi3253-DC temperature controller falls short of expectations due to its complex setup process and inadequate documentation. If you’re considering this controller, be prepared for a steep learning curve and significant frustration. The potential of the device is overshadowed by its usability issues, and unless improvements are made to the user manual and interface, I would recommend exploring alternative options for temperature control in critical applications.
Date published: 2024-07-27
Rated 1 out of
5
by
Stas Sinogeikin from
Controllers burn w/ no reason, no customer service
The controller is OK in general. Programming is is not intuitive, but manageable. The problem is quality and customer service. Recently 2 out of 10 controllers we purchased just exploded when plugged into 110V outlet. Not only they have burnt but they also have destroyed attached pressure transducers attached to them - $1,000+ total damage without any reason. I reported this to the customer service several weeks ago and was promised that somebody will get back to me, but no answer so far. We have been using these controllers for more than 10 years without major problems, but now I am considering replacing them with something that does not explode without any reason when powered up.
Date published: 2021-05-03
Rated 2 out of
5
by
Theman from
MORE BUTTONS LABELED
The unit needs more controls and they need to be labeled clearly in writing not stupid tiny symbols. Works good but it should not be so difficult to set up.
Date published: 2020-10-23
Rated 5 out of
5
by
Maiser Maarouf from
sales engineer
excellent service and very professional, i do recommended for other industries
Date published: 2024-11-30
Rated 5 out of
5
by
kmwomm from
omega 120/ 24 v process controllers
reliable meter that provides accurate readings. we've used for 20+ years and are extremely happy
Date published: 2024-10-23
Rated 3 out of
5
by
Scott M from
I wish returns were easier
The products work great and as expected. But we received one part that was the incorrect part; which is understandable, it happens, no big deal. But getting Omega to process a return and more importantly get us the correct part replaced was not as easy as we would have liked.
Date published: 2024-04-04
Rated 5 out of
5
by
Dano1 from
Great little meter
Great little meter and can handle years of dust and abuse!
Date published: 2023-08-30
Rated 5 out of
5
by
JT D from
CNi3244-C24 controller
Fantastic controller. Very long lasting. Purchased several more of these for our needs.
Date published: 2023-06-07