Vaisala DRYCAP DMT345 Guide de l'utilisateur Page 118

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USER'S GUIDE____________________________________________________________________
118 _________________________________________________________________ M210762EN-D
Example of using relay 1 as fault alarm: Selecting relay 1 to follow the
fault status and relay 2 to follow the temperature measurement.
>rsel fault ts
Rel1 FAUL above: -
Rel1 FAUL below: -
Rel1 FAUL hyst : -
Rel1 FAUL enabl: ON ? on
Rel2 Ts above: 140.00 'C ? 140
Rel2 Ts below: 80.00 'C ? 80
Rel2 Ts hyst : 2.00 'C ? 2
Rel2 Ts enabl: ON ? on
>
Testing Operation of Relays
Testing activates relays even if they are disabled.
Use the module push buttons to activate the relays. Press the REL 1 or
REL 2 button to activate the corresponding relay.
Use the display/keydpad to test the operation of relays.
1. Open the MAIN MENU by pressing any of the ▲▼◄► arrow
buttons.
2. Select System, press the arrow button.
3. Select Diagnostics, press the arrow button.
4. Select Relay tests, press the arrow button.
5. Select Invert relay 1 ... , press TEST. Now the selected relay
output is forced to opposite state. Press OK to return to normal
operation.
6. Press EXIT to return to the basic display.
RTEST
Use the serial line command RTEST [ON/OFF ON/OFF] to test the
operation of the relays.
Example: Testing all four relays.
>rtest on on on on
ON ON ON ON
>
>rtest off off off off
OFF OFF OFF OFF
Issue the command RTEST to stop testing.
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