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montwill M3 Series User Manual

Direct voltage signals shunt 0-60/150/300/1000 mv
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User manual M3
Direct voltage signals shunt 0-60/150/300/1000 mV
Technical features:
• red display of -19999...99999 digits (optional: green, orange or blue display)
• minimal installation depth: 90 mm without plug-in screw terminal
• min/max-memory
• 30 additional adjustable supporting points
• display flashing at threshold exceedance/ threshold undercut
• navigation keys for actuation of Hold, Tara
• permanent min/max-value recording
• volume metering (totaliser)
• mathematic functions like reciprocal value, square root, squaring or rounding
• setpoint generator
• sliding average determination
• brightness control
• programming interlock via access code
• protection class IP65 at the front side
• plug-in screw terminal
• optional: 2 PhotoMos outputs
• optional: analog output or galvanic isolated digital input
• accessories: PC-based configuration-kit PM-TOOL with CD & USB-adapter for devices without
keypad and for a simple adjustment of standard devices
M3_72GB.pdf update: 28.05.2020
48x24

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Summary of Contents for montwill M3 Series

  • Page 1 User manual M3 Direct voltage signals shunt 0-60/150/300/1000 mV Technical features: • red display of -19999…99999 digits (optional: green, orange or blue display) • minimal installation depth: 90 mm without plug-in screw terminal • min/max-memory • 30 additional adjustable supporting points •...
  • Page 2 Identification STANDARD TYPES ORDER NUMBER Direct voltage signals shunt M3-7VR5A.0002.S70xD Housing size: 48x24 mm M3-7VR5A.0002.770xD Options – breakdown of order code: M 3- 7 V R 5 B. 0 0 0 2. 7 7 0 x D Basic type M-Line Dimension D physical unit Installation depth...

  • Page 3: Table Of Contents

    Contents Brief description Assembly Electrical connection Functions and operation description 4.1. Programming software PM-TOOL Setting up the device 5.1. Switching on 5.2. Standard parameterisation (flat operation level) Value assigment for triggering of the signal input 5.3. Programming interlock Activation/deactivation of the programming interlock or change into the professional level respectively back into the flat operation level 5.4.

  • Page 4: Brief Description

    1. Brief description / 2. Assembly 1. Brief description The panel meter M3-72 is a 5-digit device for direct voltage signals and a visual threshold value monitoring via the display. The configuration happens via 4 front keys or via the optional PC software PM-TOOL. An integrated programming interlock prevents unrequested changes of the parameters and can be released again by an individual code.

  • Page 5: Electrical Connection

    3. Electrical connection 3. Electrical connection Type M3-7VR5A.0002.S70xD Type M3-7VR5A.0002.770xD supply of 100-240 VAC supply of 24 VDC...

  • Page 6: Functions And Operation Description

    4. Functions and operation description 4. Functions and operation description Operation The operation is divided into three different levels. Menu level (delivery status) The menu level is for the standard settings of the device. Only menu items which are sufficient to set the device into operation are displayed.

  • Page 7: Programming Software Pm-Tool

    4. Functions and operation description Function chart: 4.1 Parameterisation software PM-TOOL: Included in the delivery of the PM-TOOL are the software on CD and an USB-cable with device adapter. The connection happens via a 4-pole micromatch-plug on the back side of the device, to the PC-side the connection happens via an USB plug.

  • Page 8: Setting Up The Device

    5. Setting up the device 5. Setting up the device 5.1. Switching on Once the installation is complete, start the device by applying the voltage supply. Before, check once again that all electrical connections are correct. Starting sequence For 1 second during the switching-on process, the segment test ( ) is displayed followed by an indication of the software type and, after that, also for 1 second the software version.
  • Page 9 5. Setting up the device Menu level Parameterisation level Setting up the display time, Default: then The display time is set with [▲] [▼]. The display moves up in increments of 0.1 up to 1 second and in increments of 1.0 up to 10.0 seconds. Confirm the selection by pressing the [P] button. The display then switches back to the menu level again.
  • Page 10 5. Setting up the device Menu level Parameterisation level Function for threshold value undercut / exceedance, Default: A limit value undercut is selected with (for LOW = lower limit value), a limit value exceedance with (for HIGH = higher limit value). If e.g. limit value 1 is on a threshold level of 100 and allocated with function , an alarm is activated by reaching of the threshold level.

  • Page 11: Programming Interlock

    5. Setting up the device Menu level Parameterisation level Master code (4-digit number-combination, free available), Default: All parameters can be unlocked with this code, after has been activated under menu item . By pressing [P] for 3 seconds in operation mode, the display shows and enables the user to reach all parameters by entering the .
  • Page 12 5. Setting up the device Menu level Parameterisation level Setting the end value of the measuring range, Default: Set the end value from the smallest to the highest digit with [▲] [▼] and confirm each digit with [P]. A minus sign can only be parameterized on the leftmost digit. After the last digit, the display switches back to the menu level.
  • Page 13 5. Setting up the device Menu level Parameterisation level Setting up the tare/offset value, Default: The given value is added to the linerarized value. In this way, the characteristic line can be shifted by the selected amount. Setting up the balance point, Default: The balance point for the final value can be chosen from the measuring range by with...

  • Page 14: General Device Parameter

    5. Setting up the device Menu level Parameterisation level Device undercut, Default: With this function the device undercut ( ) can be defined on a definite value. Exception is input type 4-20 mA, it already shows undercut at a signal <1 mA, so a sensor failure is marked. Display overflow, Default: With this function the display overflow (...
  • Page 15 5. Setting up the device Menu level Parameterisation level Arithmetic, Default: Square root Reciprocal Square value With this function the calculated value, not the measuring value, is shown in the display. Calculation types rEZIP = (Final value*Final value)/Display value rAdiC = Root(Display value*Final value) SqUAr = (Display value)²/Final value Advice: The denominator of fractions should not be 0 because a division by 0 is not possible.
  • Page 16 5. Setting up the device Menu level Parameterisation level Default: The maximum constant value is selected and adjusted from the smallest to the highest digit with [▲] [▼] and confirmed digit per digit with [P]. A minus sign can only be adjusted on the leftmost digit.
  • Page 17 5. Setting up the device Menu level Parameterisation level Assignment (deposit) of key functions, Default: For operation mode, special functions can be deposited on the navigation keys [▲] [▼], in particular this function is made for devices in housing size 48x24mm which do not have a key ([O]-key).

  • Page 18: Safety Parameter

    5. Setting up the device Menu level Parameterisation level Continuation Special function digital input, Default: … A sensor calibration is done by triggering of the digital input via , the flow diagram is shown in Chapter 8. The constant value can be recalled via the digital input, or changed digit per digit.

  • Page 19: Analog Output Parameter

    5. Setting up the device Menu level Parameterisation level Release/lock analog output parameters, Default: Analog output parameters can be locked or released for the user: the initial or final value can be changed in operation mode the output signal can be changed from e.g. 0-20 mA to 4-20 mA or 0-10 VDC analog output parameters are released all analog output parameters are locked Release/lock alarm parameters,...
  • Page 20 5. Setting up the device Menu level Parameterisation level Selection analog output, Default: Available are 3 output signals: 0-10 VDC, 0-20 mA and 4-20 mA. With this function the demanded signal can be selected. Setting up the final value of the analog output, Default: The final value can be adjusted from the smallest to the largest digit with [▲] [▼].

  • Page 21: Relay Functions

    5. Setting up the device 5.4.5. Relay functions Menu group level Menu level Menu level Parameterisation level Alarm relay 1, Default: …. …. Each setpoint (optional) can be linked up via 4 alarms (by default). This can either be inserted at activated alarms or deactivated alarms .
  • Page 22 5. Setting up the device Menu level Parameterisation level Alarms for relay 1, Default: …. The allocation of the alarms to relay 1 happens via this parameter, one alarm or a group of alarms can be chosen. With [P] the selection is confirmed and the device changes into menu level.

  • Page 23: Alarm Parameter

    5. Setting up the device Menu level Parameterisation level Alarms for relay 2, Default: …. The allocation of the alarms to relay 5 happens via this parameter, one alarm or a group of alarms can be chosen. With [P] the selection is confirmed and the device changes into menu level.
  • Page 24 5. Setting up the device Menu level Parameterisation level Threshold values / limit values, Default: The limit value defines the threshold, that activates/deactivates an alarm. Hysteresis for threshold values, Default: The delayed reaction of the alarm is the difference to the threshold value, which is defined by the hysteresis.

  • Page 25: Totaliser (Volume Metering)

    5. Setting up the device 5.4.7. Totaliser (Volume metering) Menu group level Menu level Menu level Parameterisation level Totaliser state, Default: The totaliser realizes measurements on a time base of e.g. l/h, at this the scaled input signal is integrated by a time and steadily (select ) or temporarily (select ) saved.

  • Page 26: Reset To Factory Settings

    6. Reset to factory settings Menu level Parameterisation level Totaliser reset, Default: The reset value is adjusted from the smallest to the highest digit with the navigation keys [▲] [▼] and digit per digit confirmed with [P]. After the last digit, the display switches back to the menu level.

  • Page 27: Alarms / Relays

    7. Alarms / Relays 7. Alarms / Relays This device has 4 virtual alarms that can monitor one limit value in regard of an undercut or exceedance. Each alarm can be allocated to an optional relay output S1-S2; furthermore alarms can be controlled by events like e.g.

  • Page 28: Sensor Alignment

    8. Sensor calibration offset / final value 8. Sensor calibration offset/final value The device is equipped with a semi-automatic sensor calibration ( ). A switching output operates the trimming resistor, which exists in some sensors. An adjustment of offset and final value takes place, after which the sensor can be used directly.

  • Page 29: Technical Data

    9. Technical data 9. Technical data Housing Dimensions 48x24x90 mm (BxHxD) 48x24x109 mm (BxHxD) including plug-in terminal Panel cut-out 45.0 +0.6 x 22.2 +0.3 Wall thickness up to 5 mm Fixing elements screw elements Material PC polycarbonate, black, UL94V-0 Sealing material EPDM, 65 shore, black Protection class standard IP65 (front), IP00 (back side)
  • Page 30 9. Technical data Memory EEPROM Data life ≥ 100 years at 25°C Ambient conditions Working temperature 0…50°C Storing temperature -20…80°C Weathering resistance relative humidity 0-80% on years average without dew EN 61326, EN 55011 CE-sign Conformity to directive 2014/30/EU Safety standard According to low voltage directive 2014/35/EU EN 61010;...

  • Page 31: Safety Advices

    10. Safety advices 10. Safety advices Please read the following safety advices and the assembly in chapter 2 before installation and keep it for future reference. Proper use The M3-72-device is designed for the evaluation and display of sensor signals. Danger!Careless use or improper operation can result in personal injury and/or can damage the equipment.

  • Page 32: Error Elimination

    11. Error elimination 11. Error elimination Error description Measures The unit permanently indicates overflow. • The input has a very high measurement, check the measuring circuit. • With a selected input with a low voltage signal, it is only connected on one side or the input is open. •...

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