MASSO
MASSO Documentation
Testing
From the F1 screen go to Torch Height Control and select option 1 Without THC and Arc Ok Signal
Click on the Plasma on button in the F2 screen to turn the plasma on, the relay will operate and the
Plasma should strike an arc.
Click on Plasma off, the relay will release and the Plasma will turn off.
From the F1 screen go to Torch Height Control and select option 3 (Proma Compact THC controller
150)
Testing the THC signals
Your THC unit should have a test function built in to generate the Arc Ok , UP and DOWN signals needed to
control MASSO.
Testing the wiring
On MASSO go to the F1 screen and look at the 3 inputs. They should all show logic Low. If not
highlight the inputs and invert the ones that show High in the idle state.
Turn on the THC test function. This will be either automatic as with the Proma Compact THC and
manual on some other THC units
v5.18 - 08 Apr,2021
www.masso.com.au Page 458 of 477
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