17
4.1.2 Start up of the HHC
• Put on/off switch of the HHC on “ON” position.
Put on the enclosed “key” in the corresponding location of the HHC. Without the key and
with the key in vertical position, you can just read the transmitter parameters.
To write new parameters in the transmitter, the key needs to be in horizontal position.
Otherwise, you will have an inscription on the HHC screen "
INHIBIT KEY OK ?
" to let you
know that the key needs to be turned to enable the programming of new parameters in the
transmitter.
NOTA : "INHIBIT KEY" means that the key permits or inhibits (prohibited) writing parame-
ters in the transmitter
• The transmitter version and the revision of the HHC software are indicated on the screen during
the start up.
After around 4 seconds the inscription "
PUSH MENU KEY
" appears (please push menu key)
HHC with the optional printer will have the inscription "PAPER FEED". Please push on <
INC
>
key. By pushing on <
INC
> key the paper feed is activated.
"
PUSH MENU KEY
" will be indicated on the screen by if you push on the clear <
CL
> key.
On the screen appears the inscription "
RECEIVING START
". The HHC reads out the data from
the transmitter, and switches automatically in the
fi
rst programming menu : TAG menu.
In case of a connection problem, "
NO CONNECTION
" will appear on the screen. The "
PUSH
MENU KEY
" appears again if you push the clear <
CL
> key.
The reasons of a communication problem can be :
- The 4-20 mA output is not powered.
- The 4-20 mA is disconnected.
- The connection between the ampli
fi
er unit and the measuring cell is wrong.
- The loop resistance value doesn't correspond to the required one depending on the power
supply.
- The HHC is not connected to the correct terminals
Configuration menus of the FXW communicator
The con
fi
guration is based on different menus. The identi
fi
cation of the following program
steps are indicated on the bottom line of the screen inside following signs ( < > ).
The con
fi
guration menues are selectable by pushing on the INC (increase : con
fi
guration
N+1), or the
DEC
(decrease : con
fi
guration N-1), keys. The most important menus can be
selected with a speci
fi
c, corresponding key.
The <
CHNG
> (CHANGE, modi
fi
cation) key inside each menu gives the possibility to make
modi
fi
cations or to program new parameters in the transmitter with the alphanumeric keys.
To program letters, you
fi
rst need to push the <
ALHA
> key, each time before programming
the letter. To add a space between caracters, you have to push the keys <
ALHA
>, and <
>. To delete caracters, please use the clear key <
CL
>.
When the modi
fi
cation is programmed, you have to push the enter key <
ENT
> to send the
new information to the transmitter. For safety reasons, you need to con
fi
rm the modi
fi
cation
a second time by replying on the question "
CHNG OK ?
" . You con
fi
rm by typing a second
time on the enter <
ENT
> to con
fi
rm.
At this moment the new programmed information are written in the transmitter memory,
"
WRITE
" indication will appear on the screen of the FXW
