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The common features for all series are the following:
MECHANICAL.- Housed in a rugged extruded aluminium profile housing for panel mounting or free
standing. Finished in anodized black colour. The frontal lens is mounted with a special
rubber profile which provides the front part of the unit with an IP-65 protection.
CONTROL SIGNALS .- Three inputs, sharing one common return. The operating mode depends on interlinking
of the three control lines
CONNECTIONS.- For output alarm are made using one screw-clamp connector of 4 terminals located on
the rear part of the unit.
For control signals are made using one Sub-D connector of 15 terminals located on the
rear part of the unit.
For serial data output are made using one Sub-D connector of 9 terminals located on
the rear part of the unit.
The recommended wire cross section is 0.5 mm
2
.
For Power Supply uses a push-in cable connector with 2 terminals for power and 1
terminal for earth ground.
The recommended wire cross section is 2.5 mm
2
.
The fuse is located in the Power Supply socket, as well as the spare fuse.
MEMORY.- Non volatile static RAM type, to maintain the real time clock running in power down or
in case of power failure during two years. It allows 100,000 cycles ON/OFF.
On the run time clock the data and alarm value will be stored also for a maximum of
2 years.
RESET.- By remote push-button using the connector of 15 terminals on the rear part.
Only for run time clock.
4.- MODELS
4.1.- MODEL LDP-1XX-C0. Display time using the format MM: SS
Real time clock : 59 minutes, 59 seconds.
Run time clock : 99 minutes 59 seconds.
Real time clock or run time clock is internally DIP switch selectable.
Run up or run down controlled by internal dip switch.
4.2.- MODEL LDP-1XX-C1. Display time using the format HH : MM
Real time clock : 12 or 24 hours selectable.
Run time clock : 99 hours 59 minutes.
Real time clock or run time clock is internally DIP switch selectable.
Run up or run down controlled by internal dip switch.
4.3.- MODEL LDP-1XX-C2. Display time using the format HH : MM : SS
Real time clock : 12 or 24 hours.
Run time clock : 99 hours, 59 minutes, 59 seconds.
Real time clock or run time clock is internally DIP switch selectable.
Run up or run down controlled by internal dip switch.