Delta OHM HD35AP series, Operating Manual

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HD35
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V1.12
2 SYSTEM COMPONENTS
The system consists of the following components:
•
HD35AP… base unit
•
HD35RE… repeaters
• HD35ED… series of data loggers
•
HD35ED-ALM remote alarm device
HD35AP… B
ASE
U
NIT
This device acts as an interface between the network data loggers that are positioned in the
measurement sites, and the PC. It communicates wireless with the remote data loggers.
Fig. 2.1: base unit placed between data loggers and PC
HD35RE… R
EPEATERS
These devices are able to act as a bridge between the base unit HD35AP… and the remote data
loggers HD35ED…, allowing the communication distance between data loggers and base unit to
be increased. Several repeaters in cascade can be used.
Fig. 2.2: repeater placed between data loggers and base unit
HD35ED… D
ATA LOGGERS
Remote devices with measurement probes. They are installed in the locations to be monitored.
They acquire measurements, store them in the internal memory and send them automatically
to the base unit at regular intervals or on request of the user. Versions with or without LCD
display are available.
HD35ED-ALM R
EMOTE ALARM DEVICE
Device equipped with relay outputs that allows to activate, in case of an alarm, signaling devic-
es (sirens, flashing lights…) or actuators.
Base unit
Data loggers
PC
Base unit
Data loggers
PC
Repeater