14
Installation and Maintenance Instructions
Model G-STR Global Series Strobe Beacon
Connecting to the Terminal Block
The terminal block for all models uses a spring clamp connection
to engage the wire. To disengage the clamp, insert the tip of the
screwdriver into the small openings near the top and press down. Insert
the stripped wire into the larger opening and remove the screwdriver to
engage the wire clamp.
Figure 9 Disengaging a terminal block spring clamp
Preparing to Wire the Ex d Flameproof Models
SHOCK HAZARD: To avoid electrical shock hazards, do not
connect wires when power is applied. Failure to observe this
warning may lead to serious injury or death.
CIRCUIT BOARD DAMAGE: The DC units are polarity sensitive,
and MAY BE DAMAGED by incorrect electrical hookup. When
connecting the DC strobe unit to the voltage supply lines,
POLARITY MUST BE OBSERVED. In addition, damage will result
if the voltage rating of the particular model is exceeded by more
than 10 percent.
This section has wiring instructions for the three flameproof models:
• G-STR 24 Vdc
• G-STR 120 Vac
• G-STR 220-240 Vac
