Motrona 6888.5150, 6888.5155 User guide

Operating Manual
motrona GmbH, Zeppelinstraße 16, DE - 78244 Gottmadingen, Tel. +49 (0) 7731 9332-0, Fax +49 (0) 7731 9332-30, info@motrona.com, www.motrona.com
touchMATRIX® Indicator 6888.5150 / 6888.5155
Pulse counter, tachometer and speed indicator with touchscreen and graphic display
Product features:
Multifunctional unit with several operating modes, e. g. speed or position indicator,
counter, flow time indicator, timer, stopwatch or process indicator
Universal inputs (HTL/RS422) for encoders / sensors with NPN / PNP / NAMUR characteristic
Bright and high-contrast display with event controlled color variations
Emulation of a 7-segment display inclusively icons and units
Intuitive and easy parameterization by plain text and touchscreen
5 / 24 V auxiliary output for encoder supply
Input frequencies up to 1 MHz
Linearization with 24 interpolation points
Numerous features, e. g. scaling, filtering, start-up suppression
3.78 x 1.89 inch (96 x 48 mm) norm panel housing and IP65 protection
Available options:
6888.5150: Basic unit with HTL inputs (A, B), 3 control inputs
6888.5155: Basic unit with HTL/RS422 inputs (A, /A, B, /B), 3 control inputs
Option AC: Power supply 115 … 230 VAC
Option AO: 16 bit analog output, 4 control outputs, serial RS232 interface
Option AR: 16 bit analog output, 4 control outputs, serial RS485 interface
Option CO: 4 control outputs, serial RS232 interface
Option CR: 4 control outputs, serial RS485 interface
Option RL: 2 relay outputs
Options can be combined
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Version:
Description
6888.5150_01a_oi/sn- tg /Jan-21
First Version
6888.5150_oi/cn/Okt-16
Revised first Version
6888.5150_02a_oi/cn/Nov-16
Second Version
6888.5150_02c_oi/cn/Jan-17
Revised Version
6888.5150_03a_oi/cn/Apr-17
Revised Version
6888.5150_03b_oi/cn/Jun-17
Other small changes
6888.5150_04a_oi/cn/Sep-17
Extension 6888.5155, software customization
6888.5150_05a_oi/cn/April-18
Extension of serial interface with Modbus protocol
6888.5150_05b_oi/cn/June-18
Addendum to Modbus et accuracy
6888.5150_05c_oi/cn/July-18
With Modbus description
6888.5150_06a_oi/tgo/Mar-19
Extension of large display, total counter and total time measurement
6888.5150_06b_oi/mbo/Aug-19
Extension of QR-code
6888.5150_06c_oi/tgo/Nov-19
Extension of the “Preselection Mode” and “Input Action”
6888.5150_06d_oi/mbo/July-20
Extension of chapter 1.4 “EMC Guidelines”, various revisions
Legal notices:
All contents included in this manual are protected by the terms of use and copyrights of motrona GmbH. Any reproduction, modification, usage or publication in other electronic and printed media as well as in the internet requires prior written authorization by motrona GmbH.
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Table of Contents
Safety Instructions and Responsibility .......................................................................... 5
General Safety Instructions ............................................................................................................. 5
Use according to the intended purpose .......................................................................................... 5
Installation ....................................................................................................................................... 6
EMC Guidelines ............................................................................................................................... 7
Cleaning, Maintenance and Service Notes .................................................................................... 7
Introduction .................................................................................................................. 8
Operation mode ............................................................................................................................... 8
Function diagram ............................................................................................................................. 9
Electrical Connections ................................................................................................ 10
DC Power Supply ........................................................................................................................... 10
Auxiliary Voltage Output ............................................................................................................... 10
6888.5150: Incremental Input A, B ................................................................................................ 11
6888.5155: Incremental Input A, /A, B, /B .................................................................................... 12
Control Inputs ................................................................................................................................ 13
Analog Output (Option AO/AR) ..................................................................................................... 13
Serial interface (Option AO/AR/CO/CR) ........................................................................................ 14
Control-Output (AO/AR/CO/CR) .................................................................................................... 14
AC Power supply (Option AC) ........................................................................................................ 15
Relay-Output (Option RL) ............................................................................................................... 15
Display and touch screen ............................................................................................ 16
Screen structure for parametrization ............................................................................................ 16
Screen structure in operation ........................................................................................................ 17
Error messages .............................................................................................................................. 18
Parameter / Overview-Menu Structure ....................................................................... 20
General Menu ................................................................................................................................ 22
Mode Speed .................................................................................................................................. 25
Mode Process Time ....................................................................................................................... 27
Mode Timer ................................................................................................................................... 29
Mode Counter ................................................................................................................................ 31
Mode Velocity ................................................................................................................................ 33
Preselection Values ....................................................................................................................... 35
Preselection 1 Menu ...................................................................................................................... 36
Preselection 2 Menu ...................................................................................................................... 40
Preselection 3 Menu ...................................................................................................................... 41
Preselection 4 Menu ...................................................................................................................... 42
Serial Menu ................................................................................................................................... 43
Analog Menu ................................................................................................................................. 45
Command Menu ............................................................................................................................ 47
Display Menu ................................................................................................................................. 49
Linearization Menu ........................................................................................................................ 52
Appendix .................................................................................................................... 53
Data readout via serial interface .................................................................................................. 53
Modbus RTU Interface ................................................................................................................... 54
Parameter setting ................................................................................................................................................. 54
Modbus Communication ...................................................................................................................................... 55
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Diagnostics ........................................................................................................................................................... 56
Parameter / serial codes ............................................................................................................... 57
Linearization .................................................................................................................................. 62
Dimensions .................................................................................................................................... 64
Technical specifications ................................................................................................................ 65
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Safety Instructions and Responsibility

General Safety Instructions

This operation manual is a significant component of the unit and includes important rules and hints about the installation, function and usage. Non-observance can result in damage and/or impairment of the functions to the unit or the machine or even in injury to persons using the equipment!
Please read the following instructions carefully before operating the device and observe all safety and warning instructions! Keep the manual for later use.
A pertinent qualification of the respective staff is a fundamental requirement in order to use these manual. The unit must be installed, connected and put into operation by a qualified electrician.
Liability exclusion: The manufacturer is not liable for personal injury and/or damage to property and for consequential damage, due to incorrect handling, installation and operation. Further claims, due to errors in the operation manual as well as misinterpretations are excluded from liability.
In addition the manufacturer reserves the right to modify the hardware, software or operation manual at any time and without prior notice. Therefore, there might be minor differences between the unit and the descriptions in operation manual.
The raiser respectively positioner is exclusively responsible for the safety of the system and equipment where the unit will be integrated.
During installation or maintenance all general and also all country- and application-specific safety rules and standards must be observed.
If the device is used in processes, where a failure or faulty operation could damage the system or injure persons, appropriate precautions to avoid such consequences must be taken.

Use according to the intended purpose

The unit is intended exclusively for use in industrial machines, constructions and systems. Non-conforming usage does not correspond to the provisions and lies within the sole responsibility of the user. The manufacturer is not liable for damages which have arisen through unsuitable and improper use.
Please note that device may only be installed in proper form and used in a technically perfect condition (in accordance to the Technical Specifications). The device is not suitable for operation in explosion-proof areas or areas which are excluded by the EN 61010-1 standard.
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Installation

The device is only allowed to be installed and operated within the permissible temperature range. Please ensure an adequate ventilation and avoid all direct contact between the device and hot or aggressive gases and liquids.
Before installation or maintenance, the unit must be disconnected from all voltage-sources. Further it must be ensured that no danger can arise by touching the disconnected voltage-sources.
Devices which are supplied by AC-voltages must be connected exclusively by switches, respectively circuit­breakers with the low voltage network. The switch or circuit-breaker must be placed as near as possible to the device and further indicated as separator.
Incoming as well as outgoing wires and wires for extra low voltages (ELV) must be separated from dangerous electrical cables (SELV circuits) by using a double resp. increased isolation.
All selected wires and isolations must be conform to the provided voltage- and temperature-ranges. Further all country- and application-specific standards, which are relevant for structure, form and quality of the wires, must be ensured. Indications about the permissible wire cross-sections for wiring are described in the Technical Specifications.
Before first start-up it must be ensured that all connections and wires are firmly seated and secured in the screw terminals. All (inclusively unused) terminals must be fastened by turning the relevant screws clockwise up to the stop.
Overvoltages at the connections must be limited to values in accordance to the overvoltage category II.
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EMC Guidelines

All motrona devices are designed to provide high protection against electromagnetic interference. Nevertheless you must minimize the influence of electromagnetic noise to the device and all connected cables.
Therefore the following measures are mandatory for a successful installation and operation:
Use shielded cables for all signal and control input and output lines.
Cables for digital controls (digital I/O, relay outputs) must not exceed a length of 30 m and are allowed for in building operation only
Use shield connection clamps to connect the cable shields properly to earth
The wiring of the common ground lines must be star-shaped and common ground must be connected to earth at only one single point
The device should be mounted in a metal enclosure with sufficient distance to sources of electromagnetic noise.
Run signal and control cables apart from power lines and other cables emitting electromagnetic noise.
Please also refer to motrona manual “General Rules for Cabling, Grounding, Cabinet Assembly”. You can download that manual by the link
https://www.motrona.com/en/support/general-certificates.html

Cleaning, Maintenance and Service Notes

To clean the front of the unit please use only a slightly damp (not wet!), soft cloth. For the rear no cleaning is necessary. For an unscheduled, individual cleaning of the rear the maintenance staff or assembler is self­responsible.
During normal operation no maintenance is necessary. In case of unexpected problems, failures or malfunctions the device must be shipped for back to the manufacturer for checking, adjustment and reparation (if necessary). Unauthorized opening and repairing can have negative effects or failures to the protection­measures of the unit.
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Introduction

This series of display unit is suitable for HTL impulse signals and panel mounting. It is very versatile in use, due to the intuitive handling and the extensive range of functions and options.

Operation mode

All functions are can be configured in the parameter menu. The device can be set to one of the following operation modes:
SPEED (only Input A or Input B are used, depending on the parameter setting)
- Tachometers / speed indicator
- Measurement of frequency / RMP indicator
- Monitoring functions for speed and standstill
PROCESS TIME (only input A is used)
- Processing time indicator (reciprocal speed)
- Baking time indicator
- Flow time indicator
TIMER (only Input A or Input B are used, depending on the parameter setting)
- Operation as stopwatch (start- / stop function can be freely parameterized)
- Counter for operation hours
- Period measurement
- Total time measurement
COUNTER (input A and input B are used)
- Pulse counter / sum or differential counter
- Up- or down counter
- Position indicator
- Quadrature counter
- Batch counter / total counter
VELOCITY (Input A operates as a start input and input B operates as a stop input)
- Runtime measurement as speed indicator.
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Function diagram

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Electrical Connections

The terminal screws should be tightened with a slotted screwdriver (blade width 2mm).
6888.5150 6888.5155

DC Power Supply

The unit accepts DC supply from 18 to 30 V at the terminals 1 and 2. The power consumption depends on the level of the supply voltage with aprox. 100 mA and the additional current required at the Auxiliary Voltage Output.
All GND terminals are internally interconnected.

Auxiliary Voltage Output

Terminal 3 and 4 provide an auxiliary output for supply of sensors and encoders. The output voltage depends on the power supply.
DC version
AC version
The encoder voltage is approx. 1 V lower than
the power supply voltage at terminal 1 and 2
and should be loaded with max. 250 mA.
The encoder voltage is 24 VDC (± 15%) and
should be loaded with max. 150 mA up to 45
degrees Celsius. At higher temperature the
maximum output current is reduced to 80 mA.
At 6888.5155 devices, the auxiliary voltages output is switchable from 24 VDC to 5 VDC.
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6888.5150: Incremental Input A, B

The unit provides two inputs at terminal 5 and 7 for HTL signals. The characteristics of the incremental input (PNP, NPN, Namur or Tri-State) can be set in the GENERAL MENU.
Wiring of the incremental inputs:
PNP
NPN
Namur
Tri-State
Unconnected PNP inputs are always “LOW” and unconnected NPN inputs are always “HIGH”. All inputs are designed to receive impulses from electrical impulse sources.
Notice for mechanical switching contacts: When exceptionally mechanical contacts are used, please connect an external capacitor between GND (-) and the corresponding input (+). A capacity of 10 µF will reduce the input frequency to 20 Hz and miscounting due to contact bouncing will be eliminated.
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6888.5155: Incremental Input A, /A, B, /B

The unit provides two pulse inputs at terminal 5, 6, 7 and 8 for HTL/RS422 signals. The characteristics of the incremental input can be set in the GENERAL MENU.
Wiring of the incremental inputs:
RS422
HTL DIFFERENTIAL
HTL PNP, single ended
HTL NPN, single ended
Unconnected PNP inputs are always “LOW” and unconnected NPN inputs are always “HIGH”. All inputs are designed to receive impulses from electrical impulse sources.
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Control Inputs

The three control inputs at terminal 10, 11 and 12 have HTL PNP characteristics. In the COMMAND MENU the programmable functions for the control inputs can be assigned. Available functions are: reset the display value, display switching, locking the touch screen or release the lock function of the control or relay outputs.
Wiring of the control inputs:
Unconnected control inputs are always “LOW”. All inputs are designed to receive impulses from an electronic impulse source.
Notice for mechanical switching contacts: When exceptionally mechanical contacts are used, please connect an external capacitor between GND (-) and the corresponding input (+). A capacity of 10 µF will reduce the input frequency to 20 Hz and miscounting due to contact bouncing will be eliminated.

Analog Output (Option AO/AR)

A 16 bit analog output is available at terminal 13 and 14 / 15 This output can be configured and scaled in the ANALOG MENU.
The following configuration is possible:
Voltage output: -10 … +10 V
Current output: 0 … 20 mA
Current output: 4 … 20 mA
The analog output is proportional to the reference source and is referenced to potential AGND. AGND and GND are internally interconnected.
Important: A parallel operation with voltage and current output at the analog output is not allowed.
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Serial interface (Option AO/AR/CO/CR)

A serial interface (RS232 or RS485) is available at terminal 16, 17 und 18. This interface can be configured in the SERIAL MENU.
The serial interface RS232 or RS485 can be used:
for easy setup and commissioning of the units
to modify settings and parameters during operation
to read out internal states and actual measuring values by PC or PLC
The following drawing shows the connection to a PC by using a standard Sub-D-9 connector:
Connection of the RS232 interface:
Connection of the RS485 interface:

Control-Output (AO/AR/CO/CR)

Four control outputs are available at terminal 20, 21, 22 and 23. Switching conditions can be set in the PRESELECTION MENU. The output Ctrl. Out1 – 4 are fast PNP outputs with a switching capability of 5 – 30 Volt / 200 mA per channel. The switching states is displayed (display with unit and status bar) as C1 … C4.
The switching voltage of the outputs must be applied to input terminal 19 (COM+). In case of switching inductive loads it is advisable to use external filtering of the coils.
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Wiring of the control-outputs:

AC Power supply (Option AC)

The unit accepts AC supply from 115 to 230 V at the terminals 24 and 25. The power consumption depends on the level of the supply voltage with aprox. 3VA and the additional current required at the auxiliary voltage output.
Devices with option AC can also be supplied with a DC voltage between 18 and 30 VDC at terminals 1 and 2.

Relay-Output (Option RL)

Two relay outputs with potential-free changeover contacts are available at terminal 27, 28, 28, 30, 31, 32. Switching conditions can be set in the PRESELECTION MENU. The switching states are displayed (display with unit and status bar) as K1 and K4.
AC-switching capacity max. 250 VAC/ max. 3 A / 750 VA DC-switching capacity max. 150 VAC/ max. 2 A / 50 W
Wiring of the relay outputs
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Display and touch screen

Screen structure for parametrization

The parameter menus and the parameters are described in chapter 5.
Start setup procedure:
To edit the parameters, press the touchscreen for 3 seconds.
Menu selection:
Select the parameter menu via arrow buttons and confirm with “OK”.
The menu selection can be terminated with „C“.
Parameter selection:
Select the parameter via arrow buttons and confirm with „OK“.
The parameter selection can be terminated with
„C“.
Parameter editing:
Edit the parameter via arrow button up and down, shift cursor via left and right and save with „OK“.
The parameter editing can be terminated with „C“.
Parameter changes becomes active only after closing the menu selection.
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Screen structure in operation

The following screens are available during operation. Depending on the device version and the selected operation mode, not all displays will be shown.
Display with unit and status bar
To switch to the next display, press the touch screen.
Control - or Relay status are only shown with Option AO, CO, RL.
Display counter and batch- / total counter or timer and total timer
To switch to the next display, press the top of the screen.
This is only possible in operation mode COUNTER A+B, A-B or BATCH / TOTAL MODE is active or in operation mode TIMER – TOTAL TIME MODE is active.
Two-line display with units
To switch to the next display, press the top of the screen.
This is only possible in operation mode COUNTER A+B, A-B or BATCH / TOTAL MODE is active or in operation mode TIMER – TOTAL TIME MODE is active.
Large Display (4 digits)
To switch to the next display, press the top of the screen.
This is only possible with activated parameter „LARGE DISPLAY“.
Display with command keys
To switch to the next display, press the top of the screen.
This is only possible in operation mode TIMER or COUNTER.
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Continuation „Screen structure in operation“:
Display for quick start for enter preselection values (PRESELECTION VALUES)
To switch to the next display, press the top of the screen or the “skip” button.
This is only possible with option AO, CO, RL
Display with minimum and maximum value
To switch to the next display, press the top of the screen or the “skip” button.

Error messages

ERROR: MAXIMUM DISPLAY VALUE
The display value of the single-line display is greater than + 99 999 999
ERROR: MINIMUM DISPLAY VALUE
The display value of the single-line display is less than - 99 999 999
ERROR: MAX. TOP DISPLAY VALUE
Top display value of the two-line display is greater than + 99 999 999
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Fortsetzung „Error messages“:
ERROR: MIN. TOP DISPLAY VALUE
Top display value of the two-line display is less than - 99 999 999
ERROR: MAX. DOWN DISPLAY VALUE
Down display value of the two-line display is greater than + 99 999 999
ERROR: MIN. DOWN DISPLAY VALUE
Down display value of the two-line display is less than - 99 999 999
ERROR: MAX. LARGE DISPLAY VALUE
The display value of the large display is greater than + 9999
ERROR: MIN. LARGE DISPLAY VALUE
The display value of the large display is less than – 999
The error messages described are automatically reset as soon as the corresponding display value is within the representable range.
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Parameter / Overview-Menu Structure

The parameterization of the device is realized via the serial interface with a PC and the operating software OS6.0. The link to the free download can be found on page 2. This section provides an overview of the menus and their parameters. The menu names are printed bold and the associated parameters are listed under the menu name. Depending on the device version and the selected operation mode, only the necessary menus / parameters are shown.
Menu / Parameter
GENERAL MENU
OPERATIONAL MODE
ENCODER PROPERTIES ENCODER SUPPLY
COUNTING DIRECTION
SCALE UNITS SCALE UNITS (BATCH)
LINEARIZATION MODE
PIN PRESELECTION
PIN PARAMETER BACK UP MEMORY
FACTORY SETTINGS
MODE SPEED
DISPLAY VALUE
BASE FREQUENCY
DECIMAL POINT
SAMPLING TIME
WAIT TIME
STANDSTILL TIME
AVERAGE FILTER FOR/REV DETECTION
Menu / Parameter
MODE PROCESS TIME
DISPLAY FORMAT
DISPLAY VALUE
BASE FREQUENCY
SAMPLING TIME
WAIT TIME
STANDSTILL TIME
AVERAGE FILTER
MODE TIMER
TIME BASE
START / STOP
AUTO RESET
LATCH FUNCTION SET VALUE
INC / DEC MODE TOTAL TIME MODE TOTAL TIME SET VALUE
MODE COUNTER
COUNT MODE
FACTOR
SET VALUE
DECIMALPOINT BATCH / TOTAL MODE BATCH / TOTAL SET VALUE ROUND LOOP VALUE
MODE VELOCITY
START / STOP DISPLAY VALUE
BASE TIME
DECIMALPOINT
WAIT TIME
STANDSTILL TIME
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