Settings Lock; Expandability - Lovato DMG800 Manual De Instrucciones

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– Keys s t change the selected digit.
– Key confirms the digit and moves to the next.
– Enter numeric code, then move on the key icon.
– If the password code entered matches the User access code or the dvanced access code, then the correspondent unlock message is shown.
– Once unlocked the password, the access rights last until:
• The device is powered off
• The device is reset (after quitting the set-up menu)
• The timeout period of two minutes elapses without any keystroke.
– To quit the password entry screen, press MENU key.

SETTINGS LOCK

– On the DMG800 there are two DIP switches that are used to lock the access to parameter settings and / or to reset operations (commands menu).
– This DIP switches are placed in a way that they become unaccessible once the sealable terminal cover is mounted.
– To change switch position:
• remove power supply to DMG800 and remove terminal covers (if mounted) and the 8-pole terminal block
• using a small flat screwdriver, move the switches in the desired position.
• re-assemble terminal blocks and terminal covers.
– The multimeter is supplied with the switches in unlocked position.
SW POS DESCRIPTION
SW1 OFF Parameter settings allowed
ON Parameter settings locked
SW2 OFF Commands menu access allowed
ON Commands menu access locked
EXP ND BILITY
– Thanks to expansion bus, the DMG800 can be expanded with EXP... series modules.
– It is possible to connect a maximum of 4 EXP... modules.
– The supported EXP modules can be grouped in the following categories:
• communication modules
• digital I/O modules
– To insert an expansion module:
• remove the power supply to DMG800
• remove the terminal cover and the 8-pole terminal block
• remove the protecting cover of one of the expansion slots
• insert the upper hook of the module into the fixing hole
• rotate down the module body, inserting the connector on the bus
• push until the bottom clip snaps into its housing
• Re-install the terminal block and the transparent terminal cover
– The modules insertion sequence is free.
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