Technical Manual CODEL
15
Commissioning
Power Up
After checking all the cable connections against the connection schedule, switch on the mains power
and wait for power-up sequence to complete and Data validity LED (green) to come on.
When powered on, the display unit will come on displaying CODEL – FM (manufacturer’s name) and
TunnelTech 700 (instrument’s name).
After a few seconds the main menu screen will be displayed, and the display unit will be ready to be
interacted with.
5.1.1. Wait 10 minutes for system to stabilise.
Visibility commissioning
Visibility module communication
To ensure that there is a working communication via the display unit, follow the steps below using the
display.
5.2.1.1. Press to return to the main display.
From the main display press to reach Diagnostics. Press to access Diagnostic
data.
.
5.2.1.2. Use the key to reach Vis Diag, and press to access.
5.2.1.3. Use the to reach Vis DRx, and press to access.
5.2.1.4. Vis DRx: Ensure that there is a number displayed on the Vis DRx reading like below,
before covering the visibility pathway with your hand or an object.
1. Meas - 09:24:29
CO: 21 ppm
3. DIAGNOSTICS
3.5. VIS Diag
CODEL – FM
TunnelTech 700
1. Meas - 09:24:29
CO: 0.1 ppm
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