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12
Smart Relay 4 Installation and Operation Manual
SPECIFICATIONS
Specifications
Logic:
Flash uProcessor with non-volatile memory
Inputs:
Optically isolated (5 to 24vdc) wet or dry.
Default = Dry (5 volt internally sourced)
Relays:
2PDT, 1 amp @ 30Vdc. Sealed relays utilizing
2 - form – C, Bifurcated-Crossbar silver alloy
with gold overlay contacts. Equipped with LED
indicators.
! NOTE:
For safety, never connect 120 Vac cir-
cuits to these relays!
Connectors:
Screw terminals, 2.1mm power jacks and/or the
RJ-21X punch block option.
Power Requirements:
9 to 24 volts AC/DC, 200 ma. 9 Vac @ 1 amp
wall transformer supplied. Equipped with LED
power indicator.
Physical Dimensions:
7.75” x 4” x 1.25” (WDH)
Weight:
2.0 lb.
Shipping Weight:
3.0 lb.
Options:
RM-3 Rack shelf. 1- RU.
RA-12 Rack panel. 3-RU.
RJ-21X punch block cable option (18” ribbon
cable with mating connectors).
NOTE:
The Siemon S66M1-50R is NOT supplied
but recommended.
USB-RS-232 smart adapter cable.
DIN rail brackets are special order only.
WEBSITE:
Visit our web site for
product updates and
additional information.
