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Thermo Scientific Alpha pH 800, Manual, Page: 9 / 44

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Thermo Scientific Alpha pH 800 Manual Download Page 9

 

2 

•

 

Protection against electromagnetic interference

 – Input and output 

are free from external inference

 

 

1.2

 

Applications 

Use this controller in panel mounted enclosures for applications such as 

water treatment and monitoring, galvanic-decontamination, chemical 

processing food processing, clean or waste water control and neutralisation 

process

. 

Summary of Contents for Alpha pH 800

Page 1: ...Alpha pH 800 Controller Transmitter pH ORP...

Page 2: ...k ROSS Resolution SAOB SMART AVERAGING Smart CheK SMART STABILITY Stacked Star Navigator 21 Stat Face The Enhanced Lab ThermaSense Triode TRIUMpH Unbreakable pH Universal Access are trademarks of Ther...

Page 3: ...plications of the Alpha pH 800 process controller transmitter If you have doubts in the use of the instrument please do not hesitate to contact the nearest Authorized Distributor Thermo Scientific wil...

Page 4: ...of the instrument Before powering up the unit make sure that power source it is connected to is as specified in the top label Failure to do so may result in a permanent damage to the unit The unit ha...

Page 5: ...Setting manual temperature compensation 19 7 3 Control Relay A Control Relay B SP1 SP2 sub function 20 7 3 1 Entering Set point 1 Set point 2 sub function 20 7 3 2 Selecting set point values 20 7 3 3...

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Page 8: ...lectrode offset adjustment from the keypad Automatic temperature compensation ATC Manual temperature compensation setting without the ATC probe with independent setting for calibration and process tem...

Page 9: ...e free from external inference 1 2 Applications Use this controller in panel mounted enclosures for applications such as water treatment and monitoring galvanic decontamination chemical processing foo...

Page 10: ...RP combination electrode with integrated or separate temperature sensor Pt 100 1000 an immersion flow or process assembly with or without a potential matching pin PMP a final control element such as p...

Page 11: ...field tested control panel housing is 96 x 96 mm with protection class IP 54 front max 175 max 45 Mounting Cut Out Flat Gasket 1mm To be Inserted By Customer Note The Taped Corners Have to Be On Top...

Page 12: ...rated from the power supply Sig Input Relay B Relay A Power Mains nal Output Hold pH mA PE S PE AC N L 1 2 5 4 3 6 7 8 9 10 11 12 13 14 15 17 15 16 indicated contact positions are for currentless cond...

Page 13: ...h impedance connections Asymmetrical connections Measuring Cable pH Combination Electrode mp pH BNC 19 18 Potential Matching Pin PM S Te 0 PA PE N L S 22 21 1 2 3 20 19 Measuring Cable pH Combination...

Page 14: ...tch terminal 1 5 Low set relay common 14 Hold function switch terminal 2 6 Low set relay working position NO 15 No connection 7 High set relay resting position NC 16 4 20 mA for ve connection 8 High s...

Page 15: ...8 0V Pt100 RELAY A L N PE 100mA F FUSE 250VAC HOLD RELAY B Pt1000 PAL S NC NC NC NC...

Page 16: ...ions within the function group of Set up mode Store input data in the Set up mode Start calibration in the calibration mode Select various function groups in the Set up mode Set parameters and numeric...

Page 17: ...mode of pH ORP READY Comes on after a successful calibration HOLD Relay position and current output are frozen ATC Comes on in the ATC mode Disappears in the Manual temperature Compensation mode ATC...

Page 18: ...ment OFS 2 Temperature Measurement compensation settings Set o C 3 Control relay 1 configuration SP1 4 Control relay 2 configuration SP2 5 Configuration ConF 6 Calibration CAL pH 4 3 Control Concept T...

Page 19: ...rs at right side of display indicate whether controller is set for pH or mV measurement Similarly annunciators or icons at top or left side of display shows current status of controller e g MEAS SETUP...

Page 20: ...ration Electrode slope and offset information is displayed SETUP HOLD CAL PH 57 2 mV 6 88 pH NOTE If display reads CAL OrP see section 7 4 for procedures on how to switch from ORP to pH readings 2 Pre...

Page 21: ...utomatically displays electrode slope and offset The zero point and slope are re determined after each calibration 6 Press ENTER key If calibration mode was accessed using CAL key controller will retu...

Page 22: ...see section 7 4 for procedures on how to switch from pH to ORP mV readings CAL 2 Place sensor in ORP solution 226 mV HOLD 3 Press ENTER key to begin calibration CAL indicator appears on display Upper...

Page 23: ...lectrode SETUP SETUP HOLD HOLD Ofs 0 05 7 00 1 Take a sample from the system and note pH reading displayed on controller 2 Measure pH of sample using a calibrated pH tester hand held meter or bench me...

Page 24: ...Enter Advanced Set up mode by pressing ENTER key 2 Press or keys to scroll until display shows Set o C 3 Press ENTER key The lower display shows Atc upper display shows on or oFF depending on whether...

Page 25: ...the controller display to a thermometer known to be accurate Note down the correct temperature value 4 Press or keys to scroll the lower display to match the correct value Upper display will now show...

Page 26: ...rent SETUP 25 0 1 Select ATC oFF as described above in section 7 2 1 2 Press ENTER key Upper display shows current process temperature and lower display shows P o C to indicate process temperature 3 P...

Page 27: ...until upper display shows SP1 SP2 4 00 pH SP1 SETUP HOLD 7 3 2 Selecting set point values This lets you choose the value that will cause your controller to activate the respective relays Lo SP1 SETUP...

Page 28: ...ollowing configuration for the set points can be selected lo lo lo hi hi lo or hi hi 1 Follow directions in 7 3 1 to enter Control Relay mode 2 Press ENTER key until upper display shows Lo or Hi and l...

Page 29: ...s such as a pump or valve The actions of the external device will cause the solution s pH to drop When the pH drops to 8 5 pH the relay and hence the pump will switch off 1 Follow directions in 7 3 1...

Page 30: ...1 Follow directions in 7 3 1 to enter Control Relay mode 2 Press ENTER key Scroll with or keys until upper display shows on delay time and lower display shows On d 3 Press and keys to enter on delay...

Page 31: ...n 7 3 1 to enter Control Relay mode SETUP 0 OF d HOLD 2 Press ENTER key Scroll with or keys until upper display shows off delay time and lower display shows OF d 3 Press or keys to enter off delay tim...

Page 32: ...ontroller to be configured as a pH or ORP controller 7 4 1 Entering Configuration sub function 1 Enter Advanced Set up mode Press the ENTER key 2 Press or keys to scroll until upper display shows ConF...

Page 33: ...eturn to Measurement mode by pressing and keys simultaneously escape 7 4 3 Reverting to factory default settings Use this parameter to reset all settings to factory default Changing from no to YES and...

Page 34: ...The only difference is that controller will revert back to Set up mode instead of Measurement mode after calibration is completed 7 5 1 Entering Calibration mode from Advanced Set up mode 1 Enter Adva...

Page 35: ...Power Requirements 110 220 VAC jumper selectable Frequency 48 to 62 Hz Power Consumption max 0 75 VA Signal Output Load 4 to 20 mA galvanically isolated max 500 pH ORP input BNC Connection terminal T...

Page 36: ...ctor HF Resistant Glass ECHTPTTSO05B Ryton body ORP Platinum Electrode with 5 m cable with BNC connector for PMP No ATC ECHTAUTSO05B Ryton body ORP Gold Electrode with 5 m cable with BNC connector for...

Page 37: ...nit rubber gasket 1 unit 10 3 Return of Goods Authorisation must be obtained from our Customer Service Dept to issue a RMA Return of Material Authorisation number before returning items for any reason...

Page 38: ...om the power supply Jumper Positions Internal to the controller JP 1 Selects the input voltage 220 VAC JP 2 Selects the input voltage 110 VAC JP 3 Solder bridge selects between Pt100 and Pt1000 Fuse N...

Page 39: ...1 67 4 01 6 95 7 09 9 38 10 25 10 1 67 4 00 6 92 7 06 9 32 10 18 15 1 67 4 00 6 90 7 04 9 27 10 12 20 1 68 4 00 6 88 7 02 9 22 10 06 25 1 68 4 01 6 86 7 00 9 18 10 01 30 1 69 4 01 6 85 6 99 9 14 9 97...

Page 40: ...pH FORWARD DIRECTION REVERSE DIRECTION SP1 SP2 RELAY ON SP1 Set to LO SP2 Set to HI The controller relay activates when the set point is reached In the reverse direction it does not de activate when...

Page 41: ...CALIBRATION RECORD Calibration Date Electrode Slope Electrode Offset...

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Page 44: ...Fax 978 232 6031 Europe P O Box 254 3860 AG Nijkerk Wallerstraat 125K 3862 CN Nijkerk Netherlands Tel 31 033 2463887 Fax 31 033 2460832 Asia Pacific Blk 55 Ayer Rajah Crescent 04 16 24 Singapore 13994...

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