messtechnik SAFETY INSTRUCTIONS Intended Use Please read the following safety instructions before use and keep this manual for future referen- Intended Use The ValueView is intended for the evaluation and display of transmitter signals (standard si- gnals). With the switching outputs it is possible to implement simple control tasks. Improper use or operation can result in personal injury and/or damage to property.
The test device can be sent back to us free of charge for disposal, complete with all cables. As soon as the test equipment is packed with you, send a message to sales@eth-messtechnik.de. We will then instruct our parcel service to pick it up.
messtechnik 1.1 Technical specifications The ValueView supply and display device is used to display the torque and speed of ETH torque transducers. supply voltage 100-240 V / 50-60 Hz, ± 10% (max. 35 VA) via IEC connector mains voltage other voltages on request (For D variants at the moment only 230V as of 03.2021) sensor power 12V DC / 500 mA...
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messtechnik Dimensions 185 x 87 x 208 mm (B x H x T) weight approx. 1100 g screen seven-segment LED, digit height 14 mm, 5 digits, segment color display area -9999 to 99999 (comma freely selectable) switching points: 4 switching points with 1 LED each overflow horizontal bar above underflow...
messtechnik 1.2 Pin assignment standard (S-01) (ATTENTION: Note the deviating variations in the appendix - from page 42! 12-pin connector Signal Angle track Moment Moment mass Supply + angle ground Supply 12 V (coupling socket - female- Angle track A seen from the front) NC (reserved) NC (reserved)
messtechnik 1.3 Variants and order designations ValueView - Standard single device S-01 Torque display Ac�ve input ± 5V or ± 10V External control of control and taring Outputs: torque signal untared Speed signal from the sensor looped through Standard + Variant S-02 RS232 for torque signal ...
messtechnik 2. Operation and functional characteristics 2.1. Operation Attention: The following programming manual describes some functions that are not possible in the ValueView. The indicator is intended for torque indication. Not possible are e.g. Position detection, temperature, resistance, current, etc. As an option, relay outputs, analogue output, RS232 are available.
messtechnik Allocation of the alarms to a certain actuate value As it is not always desired that alarms follow the operating mode, the outputs can be assigned to the minimum/maximum value or any other value. Therefor the adjustable value range is assigned to the according program number (PN60, PN70, PN80 and PN90).
messtechnik 2.4. Digital input / Zero key In combination with the digital input (via terminal) and/or the zero key at the front, functions like e.g. HOLD, TARA, MIN/MAX permanent or the totaliser function, can be actuated or set back. The digital input is available in combination with the option sensor supply or via an exter- nal 24 VDC signal.
messtechnik 2.5. Serial interface RS232 / RS485 All PU5-devices can optionally be programmed or configurated via an interface. Devices of the basic type do not have an interface. Operating mode The interface can be operated in various modes that can be parameterised via the PN34. PN34=0 Standard mode in which the unit only replies if called on to do so.
messtechnik 3. PROGRAMMING Functional diagram of programming via key pad...
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messtechnik Description of the program numbers The program numbers (PN) are shown in the display, right-justified, as a 3-digit number with a P in front of them: Display of e.g. program number 0 Programming procedure The entire programming of the PU5 is done by the steps described below. Change to programming mode Push the [P] key to change into programming mode.
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messtechnik Changing a parameter After changing to the parameter, the lowest digit of the respective parameter flashes on the display. The value can be changed with the [ ] or [ ] key. To move to the next digit, the [ ] key must be briefly pushed.
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messtechnik Setting / Calibration of the measuring input All the units are calibrated in the factory, whereby offset and full scale have been saved for the vari- ous measuring ranges. Via terminal connections and the choice of the measuring input under PN0, different types of input signals can be worked up.
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messtechnik Approach to sensor calibration PN0 => 33 To program e.g. 5 additional calibration points, 5 must be entered under PN100. Subsequently, for each of the calibration points, the voltage/current must be applied to the unit and the respective display value programmed under the following program numbers PN101 – PN105. The sensor signal must be consistently parameterised.
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messtechnik Proceeding with factory calibration PN0 ≤12 With adjusted factory calibration a linearisation without connection of the sensor signal can be presetted. Therefore the number of the desired setpoints needs to be filled in under PN100, to subsequently relate the display values to a certain measuring signal. Starting on setpoint (PN101) the display value (Scale) and subsequently the according measu- ring signal (Input) need to be programmed.
messtechnik 4. PROGRAM NUMBER DESCRIPTION The PU5 device has a default configuration ex factory, where a 0…10 V input signal is changed into a display value of 0…10000. For devices, where the preconfiguration is unknown, a reset on the default parameter should be done (see chapter 9). Otherwise unwanted reactions of the device can occur due to foreign settings.
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messtechnik Thermocouple reference junction PN6 The thermocouple reference junction is only available for thermocouples and can be activated or deactivated under PN6. Deactivation may be useful where the interchange point is kept at a very constant level or the temperature constitutes the direct relationship to the process. In this case the wiring to the measuring device can be conducted in simple wiring copper.
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messtechnik The taring can be called off by programming of the PN5 offset shift on the value zero. A special form is taring PN8 = 8: the taring is not saved in PN5 offset shift, but charged temporarily for the duration of the activated digital input. The old tara value gets lost by a boot-up. The disply shows 00000 for approx.
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messtechnik Display mode PN15 The device supports several operational modes, which are seletcable under PN15. Instantaneous value (PN15 = 1) Operational mode „instantaneous value“ is equal to the standard display, where the last mea- sured value is displayed. Minimal value display (PN15 = 2) In this operational mode, the smallest occured display value, since the last minimal value reset, is displayed.
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messtechnik Activator for MIN/MAX value reset PN16 After boot-up the MIN/MAX values are automatically set back on the instantaneous value. To set back minimum/maximum values even during operation, 3 additional escapements are available. PN16 = Activator for MIN/MAX value reset None Digital input active, for longer than 50 ms Zero key pressed for longer than 50 ms...
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messtechnik Interface behaviour PN34 (Option) The current display value can be sent by the optional interface. In standard mode PN34 = 0 the display remains passive and expects data from the bus. This operation is used for the configura- tion of the display. For slower actions the instantaneous measuring value can be actively asked for by command.
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messtechnik In order to obtain access to all program numbers later (equivalent to user level 0), you have to enterunder PN50 the same code you used before under PN51. You must then acknowledge this bypressing the [P] key for approx. 1 second. After this you have access to all program numbers. Caution! If the authorisation code becomes lost, the unit can be set to the default value 0000 at the manufacturer’s without any data loss.
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messtechnik Totaliser / summation function PN180 For the add of measuring values, 3 operation types are available: PN180=0 Without summation function, the sum value is preallocated with „0“ and does not change any more PN180=1 Without permanent storage e.g. for dose procedures < 30 min the sum value is not stored in the devices memory, it could be damaged by being set back too often.
messtechnik 4.1 Program table The program table lists all the program numbers (PN) with their function, range of values, de- fault values, user level and servicing level. ATTENTION! Only use 03 = ±10V 04 = ±5V !
messtechnik 6. Appendix - Non-standard variations: pin assignment ValueView-S-02 Connections Sub D 9-pin Sub-D Plug (male) 9-pin (view of the plug contacts) Connections Sub D 25-pin ValueView-S-03 NCC opening contact Sub-D Plug (male) 12-pin NOC closing contact Change over contact NCC opening contact NOC closing contact Change over contact...
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messtechnik Variations that deviate from the standard: pin assignment ValueView-S-07 7-pin round socket Assignment S-07 speed output (looped through) +12V ground speed torque current output 0/4 - 20 mA torque ground current output control input (coupling socket - female- seen from the front) taring Torque analog output, direct out- put from torque sensor, untared.
messtechnik 6. APPENDIX - Non-Standard Variations: device properties Device Properties ValueView-S-05 Switchover of the supply voltage of the torque sensor...
messtechnik 7. OPERATING INSTRUCTIONS FOR THE SPECIAL VERSION S286 Important note The following instructions are based on the operating instructions for the standard version “PU5 panel meter with multi-functional measuring input”. They explain the additional functions of the special version, S286. For safety instructions and connecting possibilities, please consult the standard operating instructions.
messtechnik 7.1.6 Minimum/maximum value reset PN16 After the system has started, the minimum and maximum values are automatically reset to the current value. Three additional triggering mechanisms are available to reset the minimum and maximum values during operation. The value reset is signaled by 5 bars („ - - - - - „) for 0.5 seconds shortly after pressing the digital input or the fourth button.
messtechnik As an acknowledgment for the taring, „ooooo“ is shown on the display for at least 1 second. Taring is only carried out once, after 3 seconds of pressing the digital input or the fourth button. For a new adjustment, the signal must first be withdrawn. If the minimum/maximum value reset is programmed to the same trigger as the taring, a mi- nimum/maximum value reset also takes place during the taring.
messtechnik 7.2 Program number table special software General overview of the program number table of the special software: Function Range of values User- fault level Channel 1 Measuring input see normal operating instructions Fullscale -9999...99999 10000 PN0 ≤ 12 or PN0 ≥ 29 Offset -9999...99999 PN0 ≤...
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messtechnik Trigger for taring 0 = none 1 = digital input 2 = fourth key 3 = digital input or key 4 = system start-up 5 = combination 1 with 4 6 = combination 2 with 4 7 = combination 3 with 4 8 = partial taring via digital input General settings...
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messtechnik Flashing of the LED display Display flashing (approx. 0.5 seconds) no flashing 0 no flashing Flashing at setpoint 1 1 flashes with 1 Flashing at setpoint 2 2 flashes with 2 Flashing at setpoint 3 3 flashes with 3 Flashing at setpoint 4 4 flashes with 4 Flashing at setpoint 1 and 2...
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messtechnik Setpoint 3 Setpoint 1 (source / control value) 0 = deactivated 1 = instantaneous value 2 = minimal value 3 = maximum value 4 = hold value Threshold -9999...99999 1000 Hysteresis 1...99999 Active above / below SP value 0 = active below SP 1 = active above SP Switch delay 0.0...10.0 seconds...
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