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10
WVRC-4 Plus Installation and Operation Manual
INSTALLATION
Raise and Lower Control Relays
Four raise and lower relays are supplied with SPDT (form C) dry contacts. External
equipment to be controlled should be connected to the terminals labeled L1NO,
L1CM, L1NC for the four SPDT lower relays and R1NO, R1CM, R1NC for the four
SPDT raise relays.
NOTE:
If mechanical latching relays are required, we suggest
the Broadcast Tools LR-5 or LP-5 Plus (4PDT & SPST) mechanical latching relay.
TEMPerature Probe Input
Insert the temperature probe (25 foot cable) mini (3.5mm) plug in to the rear panel
jack labeled “TEMP” -67°F to +257°F (-55°C TO +125°C).
NOTE:
The tempera-
ture probe should only be installed or removed with the power supply disconnected
from the WVRC-4 Plus. Please contact the factory for the proper extension cable.
Please limit the total length of cable to 50 feet.
12 V DC (Power) connector
Connect the supplied universal 12 volt DC only, 2.5 amp regulated power supply
cord in to the WVRC-4 Plus’s power jack (center positive) labeled “12V DC
Power”, then plug the transformer in to a source of 100 to 250 vac 50/60Hz. Verify
that the front panel green power led is illuminated.