Operation; Instrument Start-Up; Operating Page - ABB ZDT–FG Series Installation And Operating Manual

6 OPERATION

6.1 Instrument Start-up

Ensure all electrical connections have been made correctly and apply power to the instrument.

6.2 Operating Page

The operating page is a general use page in which continuously updated 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.
20. 9
% Oxygen
700
Cell Temperature
50. 0
Control O/P (%)
Cell milliVolts
20. 0 0
Alarm 1 Setpoint
5. 0 0
Alarm 2 Setpoint
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.
12
% Oxygen
The upper display indicates the measured oxygen value. If over or under
temperature is monitored, the upper display shows '------' and an error
message is displayed on the lower dot matrix display – see Section 6.3.
Cell Temperature (
The upper display indicates the measured cell temperature in °C.
Control Output (%)
The upper display indicates the heater control mark/space ratio.
Cell Millivolts
0. 0
The upper display indicates the measured cell millivolts.
Alarm 1 Set Point
The upper display indicates the alarm 1 set point, displayed as % oxygen. The
set point value and the relay/l.e.d. action is programmed in the
Page
Alarm 2 Set Point
been set to 'General Alarm' – see Section 7.6.
The upper display indicates the Alarm 2 set point, displayed as % oxygen.
Press
Press to advance to
°
C)
– see Section 7.6.
Note. This frame is not displayed if the 'Alarm 2 Action' parameter has
to return to the top of the
Oxygen Calibration Page.
Operating Page.
Set Up Outputs