Design and “Safety Instructions” updated 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.
1. Safety Instructions and Responsibility 1.1 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.
Please find all respective hints and rules on www.motrona.com/download.html --> “[General EMC Rules for Wiring, Screening and Earthing]”. 1.4 Cleaning, Maintenance and Service Notes To clean the front of the unit please use only a slightly damp (not wet!), soft cloth.
2. Short Form Description The units of series AX320 and AX322 have been designed for digital readout and monitoring of analog measuring values with industrial applications of automation. - Model AX320 provides a power supply input of 24 VDC. - Model AX322 provides a power supply input of 90 – 240 VAC and offers an additional auxiliary output with 24 VDC / 30 mA for sensor supply purpose.
3. Display and Operating Elements 3.1 Overview (1) Display - 14 segment display, 6-digit, red - Height of figures 14 mm (2) Status display ( 2 LED annunciators, red) - Switching status of Alarm 1 and Alarm 2 - Indication Function Group or Function (3) MP-Key and Programming Keys - Multifunction key (MP-Key) - Return from Function Group...
6. Programming To enter the programming menu, press [ > 3 sec ] During programming the relays are inactive (not energized) When quitting the programming menu via SAVE, the minimum and maximum values and the totalizer value are all cleared 6.1 How to Enter the Menu / Select a Function Group / Quit the Menu: Ax320_01c_oi_e.doc / Apr-16 Page 9 / 31...
7. Function Groups In the subsequent chapters the Factory Default Settings are highlighted by grey color. 7.1 Help Texts (running text) Help Text Menu Select Help Text ON: running texts that have started can be aborted by any programming key Select Language for Help Texts English Deutsch (German)
Select input high value Setting range depends on measuring range [V / mA] Select high display value for INP.HI. Setting range -199999 … +999999 and decimal point Select input filter: (number of measuring cycles for floating average calculation) Setting range 1 … 99 [cycles], with setting 1 the filter is turned off Select start delay after power on (limit monitoring is processed only after the programmed time has expired) Setting range 0.0 ...
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Select input value 1 Setting range depends on measuring range [V / mA] Select display value for INP.01. Setting range -199999 … +999999 and decimal point. Select input value 10 Setting range depends on measuring range [V / mA] Select display value for INP.10. Setting range -199999 …...
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7.3.1 Example for linear scaling Example 1: 0 - 10 V = 0 … 600, Example 2: 4 - 20 mA = 300 - 900, Example3: 1.0 - 9.0 V = 750 - 400 7.3.2 Example for non-linear scaling Ax320_01c_oi_e.doc / Apr-16 Page 14 / 31...
7.4 Multifunction Key (MP-Key) and Multifunction inputs (MP-INP) Tare In the function group MP.KEY, programme the function TARA to ON. In the operating mode select the current measured value (ACTUAL) and briefly press the MP Key. In the function group MP.INP, programme the function MP.INP1 or MP.INP2 to TARA. In the operating ...
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7.4.1 Multifunction Key Menu Function MP key Select function: Reset Tare by MP key (when current measuring value is in display) Select function: Reset MIN value by MP key (when MIN value is in display) Select function: Reset MAX value by MP key (when MAX value is in display) Select function: Output Latch Reset by MP key (only if output is in memory mode, ALARMx = LATCH) ON (this setting is possible only if all other settings are set to OFF)
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7.4.2 Multifunction Inputs Menu Function MP Inputs Select function MP input 1 No function Reset MIN value Reset MAX value Reset MIN and MAX values Reset Output-Latch (only if output is in memory mode,ALARMx = LATCH) Hold (‘freeze’) display Lock-out limit value setting Lock-out programming and default setting Lock-out limit value setting, programming, default setting and MP-Key Tare...
7.5 Totalizer Function Menu Totalizer Select value for low threshold cut-off Setting range -199999 … +999999 and decimal point Select value for multiplication factor Setting range 0.00001 … 9.99999 Select scale factor Scale factor x 1, x 0,1, x 0,01, x 0,001 or x 0,0001 Select decimal point for totalizer (visual function only) Format 0, 0.0, 0.00, 0.000, 0.0000 or 0.00000 The totalizer function captures the current (instantaneous) measured value every 100 msec.
7.6 Limit Value (Alarm) Monitoring Menu Alarm Output 1 Select operating mode Automatic operation Memory latch operation - not with band limitation Select source value for Alarm output 1 Current measured value Totalizer Select Output triggering With incrementing measuring signal With decrementing measuring signal Band limitation Select Alarm status...
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Select source value for Alarm output 2 Current measured value Totalizer Select Output triggering With incrementing measuring signal With decrementing measuring signal Band limitation Select Alarm status With alarm: output active With alarm: output inactive Select ON-hysteresis Setting range 0 … +9999 and decimal point Select OFF-hysteresis (only with auto operation) Setting range 0 …...
7.6.4 Control with Band Limitation 7.7 Monitoring of the Measuring Circuit Lower Display Upper Display Lower Meas. Upper Meas. Probe or wire Range Limit Range Limit Range Limit Range Limit short circuit, Measuring Probe or wire Range break 0 … 10 V ■...
8. Technical Specifications General Data Display: 6-digit, 14 segment LED Digit height: 14 mm Data retention: > 10 years, EEPROM Operation: 5 keys Measuring signal inputs Sampling rate: 10 readings/sec Voltage input Programmable ranges: 0 ... 10 V, 2 … 10 V, ± 10 V Measuring range: -10,5 ...
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Supply voltage AC supply: 90 ... 260 V AC / max. 9 VA, 50 / 60 Hz External fuse protection: T 0,1 A DC supply (in-built galvanic isolation) 10 ... 30 V DC / max. 3,5 W with reverse polarity protection External fuse protection: T 0,4 A Mains hum suppression...
10. Help Texts PROG. NO PROGRAMMING PROG. START PROGRAMMING HLP.TXT. MAIN MENU SELECT HELPTEXT HLP.TXT. HELPTEXTS ON HLP.TXT HELPTEXTS OFF SL.LANG. SPRACHE DEUTSCH SL.LANG. LANGUAGE ENGLISH INPUT. MAIN MENU SIGNAL INPUT RANGE 0-10V VOLTAGE INPUT RANGE 0-10V RANGE 2-10V VOLTAGE INPUT RANGE 2-10V RANGE -10.10V VOLTAGE INPUT RANGE -10V/+10V...
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RES.TOT. FUNCTION RESET TOTALIZER VALUE OFF RES.TOT. FUNCTION RESET TOTALIZER VALUE ON MP.INP. MAIN MENU MP-INPUTS MP.INP.x NO.FUNC. NO FUNCTION MP.INP.x RES.MIN. FUNCTION RESET MIN VALUE MP.INP.x RES.MAX. FUNCTION RESET MAX VALUE MP.INP.x R.PEAKS FUNCTION RESET MIN/MAX VALUE MP.INP.x RES.REL. FUNCTION RESET OUTPUT-LATCH MP.INP.x DISP.HD.
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