
INSTALLATION INSTRUCTIONS
DIGITAL ANNUNCIATOR
DD-40NTV-O, DD-40NTV-U
DEVIATION FROM THESE INSTRUCTIONS MAY LEAD TO IMPROPER OP-
ERATION OF THE MACHINE WHICH COULD CAUSE PERSONAL INJURY
TO OPERATORS OR OTHER NEARBY PERSONNEL.
WARNING:
www.altronicinc.com
FORM DD-40NTV II 12-09
www.altronicinc.com
1
1.0 OVERVIEW
1.1
The Altronic DD-40NTV digital annunciator is an electronic, 40-
point monitor and shutdown device. The annunciator has a built-
in hourmeter/tachometer, overspeed and underspeed
*
protection,
and pre-/post-lube control
*
. Local display and remote communi-
cation (via ModBus RTU) is included for all critical operating pa-
rameters, including the internal battery, supplied DC power, and
CD ignition shutdown lead voltages.
1.2
The DD-40NTV annunciator is suitable for use in Class I, Division 2,
Group C or D hazardous areas and consists of the following items:
•
DD-40NTV-O Annunciator, 40 normally-open points
•
DD-40NTV-U Annunciator, 40 normally-closed or open
points (can be mixed)
•
691200-3 Power Supply: 10–30 Vdc, 50 mA max.
or 100–400 volt negative ground CD ignition systems
•
693115-1 Cable, DB-25 (2 required for DD-40NTV-U
unit
only)
•
693116-1 Cable, D:B-9 (for RS-232 serial communications)
1.3
RS-232/RS-485 serial communications are provided for
remote engine monitoring via modem or satellite. Serial
communications require the use of the DC power option.
1.4
For reliable operation, the following instructions must be
adhered to strictly.
DEVIATION FROM THESE INSTRUCTIONS MAY LEAD TO
IMPROPER OPERATION OF THE MACHINE WHICH COULD
CAUSE PERSONAL INJURY TO OPERATORS OR OTHER
NEARBY PERSONNEL.
WARNING:
NOTE: The DD-40NTV annun-
ciator may also be used with
the 691200-1 Power Supply
to emulate the function of
the DD-40NTS system. For
more detail, refer to Form
DD-40NTS II 5-02.
Features designated by an
*
in these Installation Instructions
are NOT available if using the 691200-1 Power Supply.