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23

SW 836502

 

Appendices

Appendices

Error codes

 

Symptom / mA signal: 

Fault: 

Remedy:

Constant current signal 

Electrical connection  Check connection and make the necessary  

or I = 0 mA 

is not made correctly.  corrections.

Unsteady current signal 

Undervoltage. 

Check the voltage at transmitter. 

 

 

Min. voltage @ max. load > 12 V DC!

I = 3.80 mA 

Undervoltage. 

Check the voltage at transmitter. 

 

 

Min. voltage @ max. load > 12 V DC!

I = 3.85 mA 

Electrode error. 

Exchange the electrode.

I = 3.90 mA 

Calibration 

 

not possible. 

Exchange the electrode.

I = 3.95 mA 

pH lower than   

Readjust the measuring range to a lower range. 

 

measuring range.

I = 4.00 mA  

Error on startup. 

Disconnect the transmitter from PSU for 

 

 

min. 5 seconds and try again.

I = 22.00 mA 

pH higher than   

Readjust the measuring range to a higher range. 

 

measuring range. 

Standard transmitter configuration

The transmitter is standard configured as described below on delivery:

pH transmitter, item no. 203111:

Measuring range: 0-14 pH = 4-20 mA, 0-point = 4,6 pH

 
pH and temperature transmitter, item no. 203112:

Measuring range: 0-14 pH = 4-20 mA, 0-punkt = 4,6 pH, Temperature: 0-50° C = 4-20 mA

 
Redox transmitter, item no. 203121:

Measuring range: -1000 to +1000 mV = 4-20 mA

HART

®

 commands:

All commands and settings can be read and set by means of HART

®

 commands. Ask for 

separate documentation regarding HART

®

 commands.

Содержание PHiX

Страница 1: ...SW 836502 EN pHix Compact Manual 1507 pH and Redox Transmitter EN 4 10 PHIX Manual 1507 PHiX pH og Redoxtransmitter MANUAL EN 4 10 PHIX MANUAL...

Страница 2: ...sitions de Directive Dichiarazione di conformit Noi MJK Automation ApS DK 2850 Naerum dichiariamo sotto la nostra esclusiva respon sabilit che l apparecchio al quale questa dichiarazione si riferisce...

Страница 3: ...al cable Cutting the signal cable 14 Extending the signal cable 14 Connection examples 15 Local display 15 Panel display 15 Connection to PLC PLS 15 Buffer adjustment 16 General 16 Buffer liquid 16 Cl...

Страница 4: ...4 pH and Redox Transmitter EN pHix Compact Manual 1507...

Страница 5: ...ct your representative or the MJK Service Hotline for advice and guidance Also take a look at www mjk com pHix is registered trademark of MJK MJK Automation is a Xylem Brand Safety instructions 1 Read...

Страница 6: ...ommands for buffer adjustment HART communication requires that pHix Compact is connected to a HART commu nicator or a PLC with HART interface pHix Compact is delivered as standard for pH or redox masu...

Страница 7: ...ectrode housing is marked with information about electrode type and measuring range for the actual electrode pH electrode item no 160310 1 14 pH 10 80 C 0 4 6 pH pH electrode item no 160311 1 14 pH 10...

Страница 8: ...to another of same type does not require reconfiguration The electrode must not become dry Therefore do not remove the protective cap before before commissioning of pHix Compact Gasket O ring and plug...

Страница 9: ...ced correctly in the recess of the new electrode 3 Check that the hole for the electrode in the pHix Compact is completely dry if necessary use a dry cloth 4 Screw in the new electrode and tighten by...

Страница 10: ...l pHix Compact is made from Ryton PPS and stainless steel EN 1 4404 ASTM 316L and has because of this a tremende ous resistance against chemicals pHix Compact can be used without any further preparati...

Страница 11: ...with a liquid which should cover the membrane internally at all times Therefore pHix Compact should not be mounted in angles exceeding 75 from vertical pHix Compact can be screwed into a pipe stub wit...

Страница 12: ...mounting and removal o f pHix Com pact 4 The working pressure of the system must not exceed 5 bar g 5 The working temperature of the s ystem must not exceed 80 C See also the following illustrations...

Страница 13: ...th 2 x 4 20 mA outputs 1 for ph or redox measurement and 1 for temperature measurement 1 1 2 2 1 1 2 2 PVC Cable PVC Cable PUR Cable 2005 2006 07 2007 Nr Designation Color Color Color Signal 1 Shield...

Страница 14: ...ected by means of a watertight connection box item no 200590 MJK connection box item no 200590 Cutting the signal cable The cable comes with stripped wire ends ready for mounting Shield 1 Black 2 Blac...

Страница 15: ...VDC supply Connection to PLC PLS 2 2 1 1 Panel display MJK Digital Indicator 533 L N 4 20 mA signal with 24 V DC supply from 533 Cable from pHix Compact 2 x voltage free relay outputs R1 R2 1 1 2 2 _...

Страница 16: ...nce point sets the correct slope for the measurement curve pHix Compact is as standard delivered to use buffer values at the values 4 7 and 10 but other values can be chosen via HART communication Buf...

Страница 17: ...always be in this positioni during normal service measuring This is indicated by the LED that is flashing for approx every 5 seconds 4 Buffer adjustment in buffer with pH value pH 4 7 Buffer adjustmen...

Страница 18: ...ing from position M to position 7 and dip the electrode tip into the pH 7 buffer solution The LED will now begin to give 3 short flashes every 5 sec When the buffer adjustment has finished sucessfully...

Страница 19: ...mpact automatically search for a buffer with one of those values When the correct value is found the zero point or span will automatically be set to the right value The LED will give 1 short flash eve...

Страница 20: ...20 Buffer Adjustment EN pHix Compact Manual 1507...

Страница 21: ...hloric acid solution and there after in de ionised water before the electrode is put into the buffer solution and in between every step of the buffer adjustment Redox electrodes Redox electrodes requi...

Страница 22: ...uffer 1 liter pH 4 163034 pH buffer 1 liter pH 7 163036 pH buffer 1 liter pH 10 163040 Redox buffer 6x25ml 230 mV Pt Ag AgCl Spares Specifications Dimensions pHix Compact Supply voltage 12 30 V DC Con...

Страница 23: ...ing range to a lower range measuring range I 4 00 mA Error on startup Disconnect the transmitter from PSU for min 5 seconds and try again I 22 00 mA pH higher than Readjust the measuring range to a hi...

Страница 24: ...dices Accessories for mechanical mounting Union for mounting on pipe end item no 521409 50 1000 100 1 thread ISO 228 1 Extension for universal bracket item no 200215 Universal bracket item no 200205 F...

Страница 25: ...digital indicator type 531 item no 200125 See also data sheet 6 3 Power supply type 515 item no 200100 See also data sheet no 6 3 230 V AC digital indicator type 533 with built in 24 V DC power suppl...

Страница 26: ...he liability is reduced to coverage of our public liability insurance of products To the extent where nothing else follows in lines of invariable rules of law we are not liable for loss of profits and...

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