Ntron Microx Online, Руководство пользователя

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Issue: 1.14 Rev. 1.0 Page 23
4.1.17 Menu 17
– Relay
The unit is fitted with three relays that are operated in conjunction with one of
three alarm levels.
Relay 1 is associated with alarm level 1.
Relay 2 is associated with alarm level 2.
Relay 3 is associated with alarm level 3.
The user can select if the relay is normally En
ergized, E’ or normally de-
energised, ‘d’ when the unit is
not in an alarm condition. The relay can also be
set to act on rising, ‘r’ or falling ‘F’ gas levels.
This option allows the user to configure the operation of the relays.
•
Press MENU to open the menu system.
•
Using the NEXT and PREVIOUS buttons, select menu option:
E:17
•
Press ENTER. The display displays r:1
•
Use the UP / DOWN keys to select the desired relay.
•
The display will show the following:
E:r Normally energized, rising alarm
d:r Normally de-energized, rising alarm
E:F Normally energized, falling alarm
d:F Normally de-energized, falling alarm
•
The mode of operation can be changed by pressing the UP
button.
•
Press ENTER to store the new data in the memory.
Note: Pressing the MENU button rather than the ENTER button exits
without any change.
•
Press MENU to close the menu system.