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4

3

MECHANICAL INSTALLATION

3.1

Siting Requirements – Fig. 3.1

The instrument is designed for wall mounting and weighs approximately 9kg (20lb).

F – Within Environmental Limits

E – Within Temperature Limits

IP66

(NEMA 4x)

Probe

Maximum

100m (330ft.)

A – Close to Oxygen Probe

B – At Eye Level

C – Avoiding Vibration

55

°

C

Max.

–5

°

C

Min.

D – Avoid Harmful Vapours and Dripping Fluids

Caution. Permanent

damage may occur if
contaminated liquid or vapour
is allowed to reach the probe.

Note. The retransmission

output operates to specification
within the range –20

°

C to +70

°

C.

Fig. 3.1 Siting Requirements

Summary of Contents for ZDT

Page 1: ... Installation and Operating Guide High Temperature Version for use with ZGP2 Probes ZDT Oxygen Analyzer System Installation and Operating Guide High Temperature Version for use with ZGP2 Probes ZDT Oxygen Analyzer System Installation and Operating Guide High Temperature Version for use with ZGP2 Probes ZDT Oxygen Analyzer System ...

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 Stonehouse U K Use of Instructions Warning An instruction that draws attention to the risk of injury or death Caution An instruc...

Page 3: ... the Mains Input Voltage 8 4 4 Replacing the Fuses 9 4 5 Reference Air Supply 10 5 CONTROLS AND DISPLAYS 11 5 1 Displays 11 5 2 Switch Functions 11 Section Page 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 Single point Calibration 14 7 2 Two point Calibration 15 7 3 Preset Calibration 17 7 4 Access to Secure Parameters 18...

Page 4: ...ansmission output facility The range of values retransmitted can be set anywhere within the instrument s display range of 0 to 25 O2 subject to limits detailed in Section 7 7 Fig 1 1 Schematic Diagram Remote alarm indication is 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...

Page 5: ...l a n A n e g y x O T D Z T D Z X X X X e p y T e b o r P 2 P G Z 1 e p y T e l p u o c o m r e h T e n o N K e p y T R e p y T S e p y T 0 1 2 3 y l p p u S r i A e c n e r e f e R e n o N t u p t u O l a n r e t x E 0 1 e g a t l o V s n i a M z H 0 6 0 5 V 0 3 2 z H 0 6 0 5 V 0 1 1 0 1 Caution Both front panels are held in position by the front panel screws only and are not otherwise captive Wh...

Page 6: ...rature Limits IP66 NEMA 4x Probe Maximum 100m 330ft A Close to Oxygen Probe B At Eye Level C Avoiding Vibration 55 C Max 5 C Min D Avoid Harmful Vapours and Dripping Fluids Caution Permanent damage may occur if contaminated liquid or vapour is allowed to reach the probe Note The retransmission output operates to specification within the range 20 C to 70 C Fig 3 1 Siting Requirements ...

Page 7: ...nsions in mm in 150 5 9 5 0 2 133 5 2 4 x ø9 5 3 8 holes for M8 fixing Fixing Centers Fixing Centers 252 9 9 Fig 3 2 Overall Dimensions 3 3 Mounting Fig 3 3 Mark out the fixing centers of the four mounting holes see Fig 3 2 1 2 3 Fix the instrument securely to the wall Drill suitable holes for the type of fixings to be used ...

Page 8: ...rminal compartment Relays the relay contacts are voltage free and must be connected in series with a power supply and the alarm control device which they are to actuate Ensure that the contact rating is not exceeded Refer also to Section 4 2 4 for relay contact protection details when the relays are to be used for switching loads Retransmission output Do not exceed the maximum load specification f...

Page 9: ... 2 1 Unlock and remove the lower panel from the front of the instrument see Fig 3 1 Undo the two retaining screws and remove the terminal shroud 2 Note Cable core colour is dependent on cable type see Table 4 2 Fig 4 2 Electrical Connections N C N O N C N O E MAINS RELAY 1 RELAY 2 RTX HEATER DRIVE Probe Signal Retransmission Relays Incoming Power Supplies CELL T C N L C C H H E SCR BRAID BLUE RED ...

Page 10: ...ut Voltage Fig 4 4 Input voltages 230V or 110V for the main analyzer p c b and the probe heater supply p c b are selected by two switches located on their respective p c b s 230 230V 115V 115 115V 230V 115 Unlock and carefully open the upper front panel ensuring it is fully supported Disconnect the front panel ribbon cable at the main p c b end Identify the selector switch on the main p c b and se...

Page 11: ...n p c b and carefully move it aside to gain access to the fuses located on the probe heater supply p c b beneath 3 4 Locate and replace the fuses as required Offer the cover up to the enclosure and reconnect the ribbon cable 6 Refit the upper enclosure cover and lock securely 7 Relocate the main p c b and secure with the screws 5 F2 115V 230V ZDT 0203 0200B ISS 1 Fuse 1 Probe Heater Supply Fuse 2 ...

Page 12: ...length of suitable piping to the reference air inlet gland and route to an uncontaminated environment Connect the probe reference air supply to the external reference air output Connect the reference air inlet tubing flow flow 1 2 r e b m u N e d o C r e z y l a n A T D Z y l p p u S r i A e c n e r e f e R 1 1 T D Z 0X y l p p u s r i a e c n e r e f e r o N e h t o t r e f e r e c r u o s e t a ...

Page 13: ...s Fig 5 2 Fig 5 2 Membrane Switches Fig 5 1 Location of Displays and Controls A Advancing to Next Page Parameter 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 Stori...

Page 14: ... measured values and preset parameters can be viewed but not altered To adjust or set a parameter refer to the programming pages in Section 7 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 When an error has been detected the following err...

Page 15: ... 0 0 Calibrating Span Calibration Pass Failed Span Failed Constant Failed Unstable Section 7 4 Page 18 Section 7 1 Page 14 Section 7 5 Page 18 Section 7 7 Page 20 YES Section A 3 Page 23 Section 7 6 Page 18 Section 7 2 Page 15 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 Retran...

Page 16: ...on Pass Fail On completion a calibration status message is displayed Calibration Pass Calibration sequence successful Failed Constant Cell offset 10mV upper display shows cell mV output Failed Unstable Cell output unstable drifting Note If the sensor calibration is unsuccessful then the Cell Zero mV and Span of Theory parameters are unaffected The instrument continues to operate using parameters s...

Page 17: ...est gas value in oxygen Calibrating Air The upper display indicates measured oxygen The display advances automatically to the next frame when a stable reading is detected To abort calibration press either the or switch to advance to the next frame Enter Span Gas between 0 10 and 10 00 O2 Set the oxygen content of the gas used to calibrate the span Connect Span Gas Connect the span gas to the probe...

Page 18: ...t Cell offset 10mV upper display shows cell constant Failed Span Cell output 90 or 110 of slope upper display shows 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 retur...

Page 19: ...s entered access to the calibration page is inhibited 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 ret...

Page 20: ...correct value is entered access to programming pages is inhibited Press to advance to the Language Selection Page Security Code English 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 Deutsch English SET UP T C Français Español ...

Page 21: ...E 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 top of the Oxygen Calibration Page Press to advance to the Set Up Outputs Page Preset Temp 700 SET UP T C T C Type NONE K SET UP OUTPUTS R S ...

Page 22: ...n 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 Type The retransmission output is assigned to the oxygen range Select the retransmission output current range required 4 to 20mA 0 to 20mA or 0 to...

Page 23: ...Hold Outputs The retransmission and alarm outputs can be held to prevent inadvertent operation during a test gas calibration sequence Test Retransmission The instrument 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 Retransmis...

Page 24: ...robe and retransmission output terminations from the instrument see Fig 4 2 b Connect the millivolt sources and the milliammeter to the appropriate terminals see Fig A 1 c With both front panel covers in place switch on the mains supply to the instrument and allow ten minutes for the circuits to stabilize d Select the Electrical Calibration Page and proceed as detailed in Section A 3 following N C...

Page 25: ...mbient temperature and set the display to the measured value in C Adjust RTX Zero Adjust the display until the milliammeter reads the minimum retransmission level i e 4mA Adjust RTX Span Adjust the display until the milliammeter reads the maximum retransmission level i e 20mA Press to return to the top of the Electrical Calibration Page Press to advance to the Operating Page YES xxxxx mV Span 1 18...

Page 26: ...es I Interference Suppression 8 L Log Linear Output 20 M Mechanical Installation 4 Membrane Switches 2 11 Mounting 5 O Operating Displays 12 Outputs See Retransmission Output Overall Dimensions 5 Oxygen Calibration 14 Fail 14 16 Preset 17 Single Point 14 Two Point 15 User Code 14 15 17 P Programming Overview 13 R Reference Air 10 Connections 10 Pump 2 10 Relays See also Alarms Connections 6 Contac...

Page 27: ...ure 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 ABB ...

Page 28: ...s England PE19 3EU Tel 44 0 1480 475321 Fax 44 0 1480 217948 ABB Instrumentation Ltd Analytical Flow Group 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 IM ZDT GP Issue 3 ABB Instrumentation SpA 22016 Lenno Como Italy Tel 39 0 344 58111 Fax 3...

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