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ABB Instrumentation

Operating Instructions

Models 4681 and 4686
Oxygen Transmitters,
for use with ZGP2 Probes

4600 Series

4600

4600

A1

A2

% Oxygen 700

°

C

20.0

% Oxygen 700

°

C

20.0

A1

A2

Summary of Contents for 4600 Series

Page 1: ...ABB Instrumentation Operating Instructions Models 4681 and 4686 Oxygen Transmitters for use with ZGP2 Probes 4600 Series 4600 4600 A1 A2 Oxygen 700 C 20 0 Oxygen 700 C 20 0 A1 A2 ...

Page 2: ...program of innovative design and development to incorporate the latest technology The NAMAS Calibration Laboratory No 0255 is just one of the ten flow calibration plants operated by the Company and is indicative of ABB Instrumentation s dedication to quality and accuracy BS EN ISO 9001 St Neots U K Cert No Q5907 Stonehouse U K Cert No FM 21106 Stonehouse U K EN 29001 ISO 9001 Lenno Italy Cert No 9...

Page 3: ...ll Pipe mounted Instrument Connections 8 4 4 Panel mounted Instrument Connections 9 4 5 Selecting the Mains Voltage 10 4 5 1 Wall Pipe mounted Instruments 10 4 5 2 Panel mounted Instruments 10 Section Page 5 CONTROLS AND DISPLAYS 11 5 1 Displays 11 5 2 Switch Functions 11 6 OPERATION 12 6 1 Instrument Start up 12 6 2 Operating Page 12 6 3 Operating Page Error Messages 12 7 PROGRAMMING 13 7 1 Singl...

Page 4: ...provided by two relay outputs Relays are programmed to activate when the oxygen level moves either above or below a pre defined set point The second alarm relay can also be used as a general alarm which activates in the event of an instrument or system fault An optional external reference air unit is used to provide reference air supply for the ZGP2 probe If this unit is not specified reference ai...

Page 5: ...ds Information It is preferable to mount the instrument at eye level allowing an unrestricted view of the front panel displays and controls IP66 C Within Environmental Limits 55 C Max 20 C Min B Within Temperature Limits Maximum Distance 100m A Maximum Distance of Instrument to Probe 3 MECHANICAL INSTALLATION Fig 3 1 Siting Requirements ...

Page 6: ...Mounting 3 2 1 Wall Pipe mounted Instruments Figs 3 2 and 3 3 3 MECHANICAL INSTALLATION Fig 3 2 Overall Dimensions Fig 3 3 Wall Pipe mounting Mark fixing centers see Fig 3 2 Drill suitable holes Fix instrument to wall using suitable fixings 1 2 3 Position U bolts on pipe Position plates over U bolts Secure transmitter to mounting plate Secure plates 1 2 3 4 A Wall mounting B Pipe mounting ...

Page 7: ...nt into the panel cut out Refit the panel clamps to the case ensuring that the panel clamp anchors are located correctly in their slot Secure the instrument by tightening the panel clamp retaining screws Loosen the retaining screw on each panel clamp Remove the panel clamp and anchors from the instrument case 1 2 3 4 5 6 3 Fig 3 4 Overall Dimensions Caution The clamp must fit flat on the instrumen...

Page 8: ...ll Pipe mounted Instruments Fig 4 1 4 1 2 Panel mounted Instruments Fig 4 2 Remove nuts and protection cover Remove mains cover Mains Cover 1 2 4 ELECTRICAL CONNECTIONS Earth Studs slide down Pull out slightly and slide off Remove protection cover Slacken captive screws 1 2 3 4 2 Fig 4 1 Access to Terminals Wall Pipe mounted Instruments Fig 4 2 Access to Terminals Panel Mounted Instruments ...

Page 9: ...ce 4 2 1 Relay Contact Protection and Interference Suppression Fig 4 3 If the relays are used to switch loads on and off the relay contacts can become eroded due to arcing Arcing also generates radio frequency interference RFI which can result in instrument malfunctions and incorrect readings To minimise the effects of RFI arc suppression components are required resistor capacitor networks for a c...

Page 10: ...ans Relay 1 Relay 2 output 1 2 2 3 4 3 Wall Pipe mounted Instrument Connections Fig 4 4 Note Refer to Fig 4 1 for Access to Terminals Caution Slacken terminal screws fully before making connections 4 ELECTRICAL CONNECTIONS Warning The power supply earth ground must be connected to ensure safety to personnel reduction of the effects of RFI interference and correct operation of the power supply inte...

Page 11: ...ormally Closed Common Normally Open Normally Closed Common Normally Open Neutral Live Earth Mains supply TBB Earth Stud Earth Stud on case Probe Thermocouple Warning The power supply earth ground must be connected to ensure safety to personnel reduction of the effects of RFI interference and correct operation of the power supply interference filter Connect the earth lead directly to the case earth...

Page 12: ...unted Instruments Fig 4 7 4 5 Selecting the Mains Voltage 4 5 1 Wall Pipe mounted Instruments Fig 4 6 Slide instrument out of case Undo captive screw Remove plug if fitted 1 2 3 Select the mains voltage required 115 115 115V 230V 115 4 Information Use a small flat bladed screwdriver to remove the screw cap from the case Fig 4 6 Selecting the Mains Voltage Wall Pipe mounted Instruments Fig 4 7 Sele...

Page 13: ...rameter 1 Parameter 2 Parameter 3 Parameter 4 Page 1 Parameter 1 Parameter 2 Parameter 3 Page 2 Advance to next page For majority of parameters or B Moving Between Parameters C Adjusting and Storing a Parameter Value New value is automatically stored Parameter Value Adjust D Selecting and Storing a Parameter Choice or Parameter 1 Parameter 2 Parameter 3 Page X Parameter 4 Advance to next parameter...

Page 14: ...ng of the Oxygen Calibration Sequence Alarm 2 Setpoint Alarm 1 Setpoint 20 00 5 00 0 0 Cell milliVolts 20 9 Oxygen 700 C 700 Cell Temperature OXYGEN CAL Note If Alarm 2 has been programmed as a general system instrument alarm the associated front panel l e d is illuminated when the alarm is active and Relay 2 has de energized 6 3 Operating Page Error Messages If an error is detected the appropriat...

Page 15: ... 0 Connect Span Gas 1 0 0 Calibrating Span Calibration Pass Failed Span Failed Constant Failed Unstable Section 7 4 Section 7 1 Section 7 5 Section 7 7 YES Section A 3 Section 7 6 Section 7 2 xxxxx English Deutsch Français Español SET UP OUTPUTS A1 Action EA A1 Setpoint 0 0 A2 Action EA 20 0 0 A2 Setpoint RTX Type 4 20 Log Output NO 25 0 0 Retrans Span 0 0 Retrans Zero Hold Outputs NO EB EB Genera...

Page 16: ...one point calibration sequence Connect to Air Connect the air supply to the probe refer to the probe s Operating Instructions IM ZGP2 The upper display indicates the measured oxygen Calibrating Air The upper display indicates the measured oxygen When a stable reading is detected the display advances automatically to the next frame To abort calibration press either the or switch Calibration Pass Fa...

Page 17: ...ginning of the Oxygen Calibration Sequence Two Point Calibration Select the two point calibration sequence Connect to Air Connect the air supply to the probe refer to the probe s Operating Instructions IM ZGP2 The upper display indicates the test gas value in oxygen Calibrating Air The upper display indicates measured oxygen The display advances automatically to the next frame when a stable readin...

Page 18: ...s measured slope Failed Unstable Cell output unstable drifting Note If sensor calibration is unsuccessful then the Cell Zero mV and Span of Theory parameters are unaffected The instrument continues to operate using parameters stored during the last successful calibration Press to return to the beginning of the Oxygen Calibration Sequence Press to advance to the Access to Secure Parameters Page Fai...

Page 19: ... Oxygen Calibration Sequence Preset Calibration Select the preset calibration sequence Adjust Cell Zero 0 to 10mV The upper display shows the cell output in mV corresponding to a reading of 20 95 O2 Adjust the reading to correspond with the probe Span Theory Select YES if the Span of Theory parameter is to be reset to 100 Select NO to retain the existing value Press to return to the beginning of t...

Page 20: ...ng with the secure parameters Security Code 00000 to 199999 If an incorrect value is entered access to programming pages is inhibited Press to advance to the Language Selection Page 7 5 Language Selection Page Language Selection Select the language in which all text is subsequently displayed English German French Spanish Press to advance to the Set Up Thermocouple Page ...

Page 21: ...red Type K R S B or NONE If thermocouple type is set to NONE a preset temperature must be used see below Preset Temperature If a thermocouple is not used set the process temperature 600 to 1400 C in 1 C steps Note This frame is not displayed unless Thermocouple Type is set to NONE Press to return to the beginning of the Oxygen Calibration Sequence Press to advance to the Set Up Outputs Page ...

Page 22: ...ciated front panel l e d is illuminated when one or more of the following conditions is true thermocouple open circuit cell warming up calibration fail cell stability check power failure Alarm A2 Set Point The alarm set point can be set to any value within the oxygen range of 0 3 to 25 0 Note This frame is not displayed if the Alarm 2 Action parameter has been set to General Alarm Retransmission T...

Page 23: ...ument transmits a test signal of 0 25 50 75 and 100 of the retransmission range selected above The test signal selected is shown on the upper display Example When the Retransmission Current Range is set to 0 20 mA and the Test Retransmission signal is set to 50 the retransmission output value is forced to 10mA Alter Security Code 00000 to 199999 Set the security code used to gain access to secure ...

Page 24: ...mperature input simulator 10 0 to 40 0mV c Digital voltmeter current output 0 to 20mA d Thermometer to measure ambient temperature A2 Preparation a Switch off the mains supply Disconnect the probe and retransmission output terminations from the instrument see Fig 4 4 or 4 5 b Connect the millivolt sources and the milliammeter to the appropriate terminals see Fig 4 4 or 4 5 c Switch on the mains su...

Page 25: ...ero parameter mV Zero 1 Set the Cell simulator millivolt source to 20mV and allow the display to stabilize mV Span 1 Set the Cell simulator millivolt source to 180mV and allow the display to stabilize mV Zero 2 Set the Temperature simulator millivolt source to 10mV and allow the display to stabilize mV Span 2 Set the Temperature simulator millivolt source to 40mV and allow the display to stabilize...

Page 26: ...24 NOTES ...

Page 27: ...ature I to P Converters and Field Indicators Flow Metering Magnetic Flowmeters Electromagnetic insertion type probes and watermeters Turbine Flowmeters Wedge Flow Elements Mass Flow Meters Transmitters sensors controllers and batch display units Level Control Submersible Capacitance Conductivity Pneumatic Instrumentation Transmitters Indicating Controllers Recording Controllers Customer Support AB...

Page 28: ...00 Printed in UK 05 00 ABB Instrumentation Ltd Stonehouse Glos England GL10 3TA Tel 44 0 1453 826661 Fax 44 0 1453 827856 ABB Automation Inc Instrumentation Division 125 E County Line Road Warminster PA 18974 USA Tel 1 215 674 6000 Fax 1 215 674 7183 ABB Instrumentation SpA 22016 Lenno Como Italy Tel 39 0 344 58111 Fax 39 0 344 58278 IM 4600 GP Issue 1 ...

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