Endura AZ20 series probe | Combustion oxygen monitor |
IN/ANAINST/032–EN Rev. B
5
Fig. 5.1 Removing the diffuser flame arrestor and cell
10 to 15
°
max.
Page 1: ...e AZ20 probe These procedures must be carried out by suitably trained personnel and in accordance with the information given 2 Tools Items required M4 open ended spanner 3 mm A F hexagon wrench Solvent lighter fluid petroleum ether or alcohol surgical spirits Non metallic pan scouring pad Scalpel Small sharp blade Small flat bladed screwdriver Transmitter Instruction manual IM AZ20E EN Probe Instr...
Page 2: ...sor in a safe manner and in accordance with relevant local regulations Appropriate PPE including mask and goggles must be worn when preparing the process for these procedures WARNING Bodily injury Senor integral transmitter and transmitter weights are detailed in probe Instruction manual IM AZ20P EN Suitable lifting equipment must be available when installing removing the AZ20 components at the pr...
Page 3: ... the air supply and test gas connections at the sensor 2 Remove the sensor from the process in the reverse order of installation Ensure the sensor cable is free of cable ties restrictions before taking the sensor away from the process DANGER Serious damage to health risk to life Do not proceed until the transmitter is isolated from mains power supplies DANGER Serious damage to health risk to life ...
Page 4: ...rmocouple electrode assembly carefully withdraw the cell and thermocouple electrode contact assembly until the cell tip G is visible If the assembly will not withdraw sufficiently to access the joint between the cell and helical contact disconnect the red Cell green TC and white TC wires at the probe head end from the inner terminal block connections and straighten the wires refer to probe Mainten...
Page 5: ...Endura AZ20 series probe Combustion oxygen monitor IN ANAINST 032 EN Rev B 5 Fig 5 1 Removing the diffuser flame arrestor and cell 1 0 t o 1 5 m a x ...
Page 6: ...cate filter gaskets N ceramic filter O and clamp plate P 11 Pass 2 M4 x 60 screws Q through clamp plate P and fit 2 nuts R into the recess in ceramic filter adaptor K Tighten bolts evenly to a torque of 4 cNm 5 66 ozf in using a 3 mm A F hexagon wrench 12 Re install the probe as detailed in probe Instruction manual IM AZ20P EN 13 Make gas supplies to the probe and electrical supplies to the transm...
Page 7: ...Endura AZ20 series probe Combustion oxygen monitor IN ANAINST 032 EN Rev B 7 Fig 6 1 Refitting the cell and fitting the large surface area filter ...
Page 8: ...chnical changes or modify the contents of this document without prior notice With regard to purchase orders the agreed particulars shall prevail ABB does not accept any responsibility whatsoever for potential errors or possible lack of information in this document We reserve all rights in this document and in the subject matter and illustrations contained therein Any reproduction disclosure to thi...
