User manual

Model: EC-GOLD Dual

ECGOLDDUALUM12.doc Rev: 1.2

12. Press <> or <> key to select the #2 Sensor or Exit. If choose the #2 Sensor, the LCD

displays the following:

13. Press <SELECT> Key to the second sensor calibration menu. If the sensor is mA input

sensor, then go to step 14

The calibration procedure for second sensor is the same as the first sensor except for

applying gas to sensor hole (EC2). Follow the steps 3-12, then press <MENU> key to go to

the normal working display.

14. If the sensor is mA input sensor, the calibration of the sensor is done at the remote

sensor (see Remote Sensor Manual). The mA scale is normally factory set, but may be

changed if change needed. Press <SELECT> to change mA settings or press <MENU>

key to bypass the calibration and go back to the Sensor Selection Menu.

15. Press <SELECT> key to set 4 mA, and the LCD displays the following. Press

<SELECT> key to move the cursor and accept the value. Normally, set 4 mA equals 0

ppm. To change the value, press <SELECT> key to move the cursor to proper position

and press <MENU> key to increase up to the right value. Press <SELECT> key to

accept the setting value.

16. Press <SELECT> key to set 20 mA, and the LCD displays the following. Press

<SELECT> key to move the cursor and accept the value. 20 mA is normally set for

maximum range of remote XMTR. To change the value, press <SELECT> key to move

the cursor to proper position and press <MENU> key to increase up to the right value.

Press <SELECT> key to accept the setting value.

17. Then the display goes to the Alarm setting Menu. Press <MENU> key to bypass the

calibration and go back to the Sensor Selection Menu. Repeat Step 12 to Step 16 if

calibrate more sensors.

18. Go back to the normal operating Menu by following the Normal Operating Menu Flow

Chart

THIS COMPLETES THE CALIBRATION PROCEDURE FOR

FULL FEATURE CONTROLLER

Sel Snsr

#1: CO

Sel Snsr

#2: NO2

#2 NO2

Zero

#2 CO

4= 0

#2 CO

mA Scale

#2 CO

20= 200