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1
SAFETY SUMMARY .............................................................................................. 1
2
TECHNICAL ASSISTANCE ................................................................................... 1
3
PRESENTATION.................................................................................................... 2
4
PROCESS VARIABLE INPUT - PV ....................................................................... 3
5
ALARMS ................................................................................................................. 3
5.1
ALARM FUNCTIONS .........................................................................................................3
5.2
ALARM TIMER....................................................................................................................4
5.3
ALARM INITIAL BLOCKING .............................................................................................4
6
SPECIAL FUNCTIONS .......................................................................................... 5
6.1
SPECIAL FUNCTION KEY AND DIGITAL INPUT .........................................................5
6.2
KEYS...................................................................................................5
6.3
POWER SUPPLY FOR LOAD CELLS (10 VDC) ...........................................................5
6.4
PROCESS VARIABLE RETRANSMISSION...................................................................6
6.5
CUSTOMIZED LINEARIZATION......................................................................................6
7
INSTALLATION ...................................................................................................... 6
7.1
RECOMMENDATIONS FOR INSTALLATION................................................................6
7.2
ELECTRICAL CONNECTIONS ........................................................................................6
8
OPERATION........................................................................................................... 7
8.1
CONFIGURATION PROTECTION...................................................................................8
9
PROGRAMMING THE INDICATOR ...................................................................... 8
9.1
WORK CYCLE ....................................................................................................................8
9.2
ALARM CYCLE...................................................................................................................9
9.3
FUNCTION CYCLE ............................................................................................................9
9.4
CONFIGURATION CYCLE ............................................................................................ 10
9.5
CUSTOMIZED LINEARIZATION CYCLE..................................................................... 10
9.6
CALIBRATION CYCLE ................................................................................................... 11
9.7
AUTOMATIC CALIBRATION CYCLE ........................................................................... 11
10
SERIAL COMMUNICATION ................................................................................ 12
10.1
RS485 INTERFACE: ELECTRICAL CONNECTION................................................... 12
11
PROBLEMS WITH THE INDICATOR.................................................................. 13
12
SPECIFICATIONS................................................................................................ 13
12.1
ORDERING INFORMATION:......................................................................................... 14
13
WARRANTY ......................................................................................................... 14
1
SAFETY SUMMARY
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 or WARNING:
Read complete instructions prior to
installation and operation of the unit.
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.
2

TECHNICAL ASSISTANCE

If you encounter a problem with your controller, review the configuration with regard to inputs, outputs,
alarms, etc. If the problem persists, contact your supplier.
SPECIAL RECOMMENDATIONS
Should the indicator be repaired, some special handling care should be taken. The device must be
withdrawn from the case and immediately placed in an anti-static wrap; protected from heat and
humidity.
CAUTION or WARNING:
Electrical Shock Hazard

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Summary of Contents for Prosensor N1500LC

  • Page 1: Table Of Contents

    INDEX SAFETY SUMMARY SAFETY SUMMARY ....................1 TECHNICAL ASSISTANCE ................... 1 The symbols below are used on the equipment and throughout this document to draw the user’s PRESENTATION....................2 attention to important operational and safety information. PROCESS VARIABLE INPUT - PV ............... 3 ALARMS .........................
  • Page 2: Presentation

    Status Display: Shows the process variable (PV) and the programming prompts. Indicators A1, A2, A3 and A4: show active alarms. N1500LC is a universal process indicator which accepts a large variety of input signals and sensors. Indicators Rx and Tx: indicate RS485 communication line is active.
  • Page 3: Process Variable Input - Pv

    PROCESS VARIABLE INPUT - PV ALARMS The process variable (PV) input type is configured through the frontal keypad according to the codes The indicator has 2 alarm outputs in the basic version and up to 4 alarms outputs optionally. shown in table 1 (refer to INPUT TYPE parameter "in. t yp in.
  • Page 4: Alarm Timer

    4.1.7 Differential (or Band) within range – Dif. I n Dif. I n Dif. I n Dif. I n 5.2 ALARM TIMER Deviation alarm. Alarm relay is triggered when the difference (deviation) between the Process The alarms can be configured to perform timing functions. The configuration allows the alarm output Variable value and the reference value (AlrEF AlrEF AlrEF) has its modulus lower than the value defined in...
  • Page 5: Special Functions

    Digital Input were pressed. POWER SUPPLY FOR LOAD CELLS (10 VDC) N1500LC provides a 10 Vdc (or 5 Vdc) output to excite load cells. This power supply capacity is 50 Each activation of the key or digital input triggers a new Peak Hold cycle and the display resets with a new peak value.
  • Page 6: Process Variable Retransmission

    6.4 PROCESS VARIABLE RETRANSMISSION INSTALLATION As an option, the indicator can be supplied with an isolated 0-20 mA or 4-20 mA analog output for Process Variable (PV) retransmission. The indicator is designed to be panel mounted. Remove the two plastic fixing clamps from the The PV values that define the scale of the 0 mA / 4 mA to 20 mA retransmission can be programmed instrument, insert the unit into the panel cut-out and slide firmly the fixing clamps from the rear against by the user in the high and low output limits (0v.
  • Page 7: Operation

    (work cycle). 6.2.2 Analog output The N1500LC can deliver either 0-20 mA or 4-20 mA analog output, depending on how the instrument is configured. The output is available at terminals 29 and 30.
  • Page 8: Configuration Protection

    CONFIGURATION PROTECTION PROGRAMMING THE INDICATOR As a safety measure, changes can be prevented by a combination of keys for each cycle Parameters can be seen but not changed. 9.1 WORK CYCLE To protect a cycle just press the keys simultaneously for 3 seconds at the beginning This is the first cycle.
  • Page 9: Alarm Cycle

    9.2 ALARM CYCLE 9.3 FUNCTION CYCLE f. f vnc F Key function – Makes possible to define the F key function. Available fV. a l1 Alarm Function – Defines the alarm functions: 1, 2, 3 or 4, as defined in item functions: 4.1.
  • Page 10: Configuration Cycle

    Bavd Communication Baud-Rate – Transmission rate used in the serial High Limit for Analog Retransmission – Defines the PV value that results in Ou. k il communication of the device (RS-485), in bps. Available rates are: 1200, a 20 mA analog output current. 2400, 4800, 9600,19200, 38400 and 57600 bps.
  • Page 11: Calibration Cycle

    9.6 CALIBRATION CYCLE AUTOMATIC CALIBRATION CYCLE All input and output types are factory calibrated. This cycle should only be accessed by This is an alternative calibration method where the user teaches the indicator the desired indication experienced personnel. If this cycle is accidentally accessed do not touch the values for two extreme input signals.
  • Page 12: Serial Communication

    10 SERIAL COMMUNICATION The indicator can be supplied with an asynchronous RS-485 digital communication interface for master-slave connection to a host computer (master). The indicator works as a slave only and all commands are started by the computer which sends a request to the slave address.
  • Page 13: Problems With The Indicator

    11 PROBLEMS WITH THE INDICATOR 12 SPECIFICATIONS DIMENSIONS: ......48 x 96 x 92 mm (1/16 DIN). Approximate weight: 250 g Connection errors or improper configuration will result in malfunctioning of the indicator. Carefully PANEL CUT-OUT:..............45 x 93 mm (+0.5 -0.0 mm) revise all cable connections and programming parameters before operating the unit.
  • Page 14: Ordering Information

    12.1 ORDERING INFORMATION: N1500LC - 4R - RT - 485 - Series model: N1500LC Relays outputs: blank (2 relays); 4R (4 relays) Analog output: RT – (Retransmission of the input signal) or Blank Digital Communication: 485 – (RS485, ModBus protocol) or Black Voltage rating: blank (100-240 Vac/dc);...

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