Electrical Calibration; C Equipment Required For Calibration; C Setting Up The Thermocouple And Oxygen Inputs - ABB Z-MT Commissioning And Calibration Procedures

4C ELECTRICAL CALIBRATION

4.1C Equipment Required for Calibration

Calibrated millivolt source (0 to 300mV in 0.01mV increments,
0.02% grade)
Accurate mercury-in-glass thermometer (0 to 50°C)
Standard type K thermocouple tables (BS4937 pt. 4)

4.2C Setting Up the Thermocouple and Oxygen Inputs

Note. The Oxygen input does not require any initial setting up.
COMMISSIONING
12 Times
Cell T/C? yes
no
yes
Enter
Basic Analysers
o r
Advanced
Analysers
Flue T/C? yes
no
yes
Enter
Air T/C? yes
no
yes
Enter
Select the Commissioning Pag .
Advance to thermocouple parameters.
Cell Thermocouple
& ENT
& ENT
Select cell thermocouple.
& ENT
Store.
Return to top of Commissioning Page (basic analysers).
or
Advance to next parameter (advanced analysers).
Flue Thermocouple
& ENT
& ENT
Select flue thermocouple (if flue thermocouple input is to be calibrated).
& ENT
Store.
Advance to next parameter.
Air Thermocouple
& ENT
& ENT
Select air thermocouple (if air thermocouple input is to be calibrated).
& ENT
Store.
Return to top of Commissioning Page.
Proceed as detailed in Section 4.3C overleaf.
Calibrated milliamp source (0 to 20mA to 2 decimal places)*
Milliammeter (0 to 20mA range)**
* Required only if the carbon monoxide monitor input is to
be calibrated.
** Required only if analogue retransmission output(s) are to
be calibrated.
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