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N1040 - 485 Controller
TEMPERATURE CONTROLLER – INSTRUCTIONS MANUAL – V2.1x C
SAFETY ALERTS
The symbols below are used on the equipment and throughout this
document to draw the user's attention to important operational and
safety information.
CAUTION:
Read the manual thoroughly
before installing and operating
the equipment.
All safety related instructions that appear in the manual must be
observed to ensure personal safety and to prevent damage to either
the instrument or the system. If the instrument is used in a manner not
specified by the manufacturer, the protection provided by the
equipment may be impaired.
INSTALLATION / CONNECTIONS
The controller must be fastened on a panel, following the sequence
of steps described below:
• Prepare a panel cut-out according Specifications;
• Remove the mounting clamps from the controller;
• Insert the controller into the panel cut-out;
• Slide the mounting clamp from the rear to a firm grip at the panel.
ELECTRICAL CONNECTIONS
Fig. 01 below shows the electrical terminals of the controller:
Fig. 01 - Connections of the back panel
NOVUS AUTOMATION
CAUTION OR DANGER:
Electrical shock hazard
RECOMMENDATIONS FOR THE INSTALLATION
• All electrical connections are made to the screw terminals at the
rear of the controller.
• To minimize the pick-up of electrical noise, the low voltage DC
connections and the sensor input wiring should be routed away
from high-current power conductors. If this is impractical, use
shielded cables. In general, keep cable lengths to a minimum.
• All electronic instruments must be powered by a clean mains
supply, proper for instrumentation.
It is strongly recommended to apply RC'S FILTERS (noise
suppressor) to contactor coils, solenoids, etc. In any application it
is essential to consider what can happen when any part of the
system fails. The controller features by themselves cannot assure
total protection.
FEATURES
INPUT TYPE SELECTION
Table 01 shows the sensor types accepted and their respective
codes and ranges. Access the parameter TYPE in the INPUT cycle
to select the appropriate sensor.
TYPE
CODE
Thermocouple J
Range: -110 to 950 ºC (-166 to 1742 ºF)
Tc j
Thermocouple K Tc k
Range: -150 to 1370 ºC (-238 to 2498 ºF)
Thermocouple T
Range: -160 to 400 ºC (-256 to 752 ºF)
Tc t
Pt100
Range: -200 to 850 ºC (-328 to 1562 ºF)
Pt
Table 01 – Input types
OUTPUTS
The controller offers two, three or four output channels, depending on
the loaded optional features. The output channels are user
configurable as Control Output, Alarm 1 Output, Alarm 2 Output,
Alarm 1 OR Alarm 2 Output and LBD (Loop Break Detect)
Output.
OUT1 - Logical pulse, 5 Vdc / 25 mA, available at terminals 4 and 5.
OUT2 - Relay SPST-NA. Available at terminals 6 and 7.
OUT3 - Relay SPST-NA. Available at terminals 13 and 14.
OUT4 - Relay SPDT, available at terminals 10, 11 and 12.
CONTROL OUTPUT
The control strategy can be ON/OFF (when PB = 0.0) or PID. The
PID parameters can be automatically determined enabling the auto-
tuning function (ATvN).
RANGE OF MEASUREMENT
1/7

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Summary of Contents for Novus N1040

  • Page 1 N1040 - 485 Controller TEMPERATURE CONTROLLER – INSTRUCTIONS MANUAL – V2.1x C SAFETY ALERTS RECOMMENDATIONS FOR THE INSTALLATION The symbols below are used on the equipment and throughout this • All electrical connections are made to the screw terminals at the document to draw the user’s attention to important operational and...
  • Page 2: Alarm Output

    N1040 Controller ALARM OUTPUT Once this function is triggered, the controller remains in SAFE mode (MANUAL control output) even after the sensor failure appears to be The controller contains 2 alarms that can be directed (assigned) to any fixed. The operator intervention is required for switching back to output channel.
  • Page 3: Operation

    N1040 Controller OPERATION DESCRIPTION OF THE PARAMETERS The controller’s front panel, with its parts, can be seen in the Fig. 02: OPERATION CYCLE PV + SP PV Indication screen. On the higher display (red) the value of the measured variable (PV) temperature is shown.
  • Page 4: Calibration Cycle

    N1040 Controller ALARMS CYCLE CALIBRATION CYCLE All types of input are calibrated in the factory. In case a Functions of Alarms. Defines the functions for the Fva1 recalibration is required; it shall be carried out by a specialized alarms among the options of the Table 02.
  • Page 5: Determination Of Pid Parameters

    N1040 Controller The master password is made up by the last three digits of the serial CALIBRATION OF THE INPUT number of the controller added to the number 9000. As an example, All inputs are factory calibrated and recalibration should only be done for the equipment with serial number 07154321, the master by qualified personnel.
  • Page 6: Specifications

    Table Serial Precision: . Thermocouples J, K, T: 0,25 % of the span ±1 °C (**) Communication in the N1040 section of our website – www.novusautomation.com..............Pt100: 0,2 % of the span All registers are 16 bit signed integers.
  • Page 7: Support And Maintenance

    (1) year from the date of shipment from factory or from its official sales channel to the original purchaser. NOVUS liability under this warranty shall not in any case exceed the cost of correcting defects in the product or of supplying replacement product as herein provided and upon the expiration of the warranty period all such liability shall terminate.

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