Integral probe and remote transmitter combustion oxygen monitor (112 pages)
Summary of Contents for ABB Z-MT
Z-MT Commissioning and Zirconia Oxygen Analyzer Calibration Procedures 2 1 . 0 y g e % O x ABB Instrumentation...
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CONTENTS Page 2C PREPARATION 1C INTRODUCTION 2C PREPARATIION 2.1C Access to Commissioning Page and Calibration 2.1C Access to Commissioning Page and Calibration Parameters – Fig. 2.1C Procedures The Commissioning Page and Calibration Parameters are enabled/disabled by a pair of rocker switches located inside 3C COMMISSIONING the analyser.
3C COMMISSIONING From Programming User Pages – see Fig. 10 in Pages – see Fig. 10 in ZMT/0011 ZMT/0011 Commissioning – see Fig. 3.2C Security Switch Software identification ACJC constant Electrical calibration* No. of analogue retransmissions No. of relay outputs Single/Dual fuel selection Auto/Manual fuel changeover selection Fuel type selection...
Refer to Overall Programme Chart COMMISSIONING Software Identification (ACJC Temp in °C) ACJC const & ENT With Security Access Electrical Calibration procedures for the at 'COMMISSIONING' probe and thermocouple inputs – refer Without Security Access to Section 4C. (0 to 3) No of An Tx &...
3.1C Commissioning Page Select the Commissioning Pag . N o t e . It is possible to access the Electrical Calibration procedures further COMMISSIONING down this page using Security Access at this point – see Section 4. Advance to next parameter. Software Identification Software Identification Shows the software type and issue number to be quoted on any...
Continued from opposite page. Store. Enter With security access – to Electrical Calibration Gain access to Electrical Calibration procedure (see Section 4). Without security access Advance to next parameter. Number of Retransmission Outputs No of An Tx & ENT Up to 3 retransmission output modules can be fitted (2 max. on basic analysers).
Continued from previous page. Single Fuel Advance to next parameter. Dual Fuel Fuel Changeover (dual fuel versions only) Auto. Fuel changeover can be implemented either manually (using the front panel Manual controls) or automatically (using an external switch/logic signal) – see Alarm P a g e and ELECTRICAL CONNECTIONS in the Operating Instructions.
Continued from opposite page. Flashing Special Fuel 1 Name (dual fuel versions only) Fuel 1 – – – – – – – – Any 8-character name can be programmed for the special fuel. Set the first character of fuel 1 name (upper or lower case letters, numbers 0 to 9 and spare).
Continued from previous page. From Fuel ? xxxxxxxx xx Cell Thermocouple Cell T/C? & ENT Select whether or not a cell thermocouple is to be used: & ENT If cell thermocouple is used (general applications). If cell thermocouple is not used (special applications only). N o t e .
Continued from previous page. If carbon monoxide signal is used. If carbon monoxide signal is not used. Store. Enter Advance to next parameter. Probe Under Temperature Alarm Under T A °C & ENT °F Set the minimum operating temperature of the probe on the upper display (600°C or 1112°F for standard probes).
Continued from previous page. Broken Flue Thermocouple A Bk Flu TC-A The alarm can be switched on or off: Switch on. Switch off. N . B . The alarm must only be switched off for special applications. Store. Enter Advance to next parameter. Broken Air Thermocouple Ala Bk Air TC-A The alarm can be switched on or off:...
4C ELECTRICAL CALIBRATION Calibrated milliamp source (0 to 20mA to 2 decimal places)* 4.1C Equipment Required for Calibration Milliammeter (0 to 20mA range)** Calibrated millivolt source (0 to 300mV in 0.01mV increments, 0.02% grade) Required only if the carbon monoxide monitor input is to be calibrated.
4.3C Setting Up the Analogue Retransmission All analogue retransmission outputs are calibrated to the cell thermocouple input range. The input must be set up for a type K thermocouple, with °C display units, to give the widest span (and hence the maximum accuracy), as follows: Select the Commissioning Pag .
Continued from opposite page. Cell Temperature, Thermocouple or Preset Temperature Cell temp Select thermocouple for cell temperature measurement. Store. Enter Advance to next parameter. Cell Temperature Thermocouple Type Cell T/C type K Select the thermocouple being used for cell temperature measurement: Make a note of the thermocouple type and then reset it to Type K.
Continued from previous page. Store. Enter Advance to Retransmission Output 1, On o . Twice Retransmission Output 1, On o OP1 ReTx Switch retransmission output on. Store. Enter Repeat for all other retransmission outputs, as applicable. 4.4C Setting Up the Carbon Dioxide/Monoxide Input Select the Commissioning Pag .
Refer to Overall Programme Chart (Fig. 10) in ZMT/0011 COMMISSIONING Twice (ACJC Temp in °C) ACJC const & ENT Without Security Access With Security Access at 'COMMISSIONING' 217.6 Note. x x x x x x is Max (O ) mV x x x x x x a numerical code usedfor software...
4.5C Calibrating the Oxygen and Thermocouple Inputs Refer also to Fig 4.1C on previous page. Select the Commissioning Pa . COMMISSIONING Operate for approximately three seconds to gain access to the electrical calibration procedures within the Commissioning Page. Advance to electrical calibration procedures. Twice N o t e .
Continued from opposite page. Store. Enter Advance to next parameter. Cell Temperature Span Cell temp span x x x x x x Measure the ambient temperature at the 'CELL T/C' terminals and, from standard type K thermocouple tables, obtain the millivolt equivalent of this temperature (a).
4.6C Analogue Retransmission Output(s) – Fig. 4.2C Connect the milliammeter in place of the retransmission output to be calibrated, i.e. terminals '1' and '2' for 'O/P MODULE 1', 'O/P MODULE 2' or 'O/P MODULE 3'. Connect the millivolt source in place of the 'PROBE T/C' connections using copper wire. Switch on. Notes.
4.7C Carbon Monoxide Monitor Input – Fig. 4.3C (overleaf) Connect the milliamp source in place of the 'CO I/P' connections. Switch on. Select the Carbon Dioxide/Carbon Monoxide page. (Inferred) not available Operate for approximately three seconds to gain access to the electrical calibration procedures within the Carbon Dioxide/Monoxide page.
Continued from previous page. SECURE PARAMETE Minimum Calibration Value Min (CO) mA x x x x x x Set 4mA on the milliamp source. Set the value on the upper display to '0.0'. Store. Enter Advance to next parameter. Maximum Calibration Value Max (CO) mA x x x x x x Set 20mA on the milliamp source.
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