a 2401 stanwell drive concord, california 94520 ph: 925/687-4411 or 800/542-3355 fax: 925/687-3333 www.calex.com email: sales@calex.com 1 3/2001 models 8503, 8504 dual channel plc ac and dc detectors l e d o m 3 0 5 84 0 5 8 e g a t l o v t u p n i c a v 0 2 1c d v 4 2 t n e r r u cs m r a m 0 1a m 0 1 t n e r r u c t u p t u o m u m i n i m a m 7 l a c i p y t a m 2 1 m u m i n i m a m 7 l a c i p y t a m 2 1 e l p p i ra m 5 . 1 a / n t u p t u o s s o r c a e g a t l o v m u m i x a m c d v 0 3 m u m i x a m c d v 0 3 e g a t l o v n o i t a l o s i c d s t l o v 0 0 7 r o t s i s n a r t t u p t u o o t t u p n i f p 5 t n e m n o r i v n e g n i t a r e p o c 5 5 + o t c 0 e g a r o t s c 0 8 + o t c 0 4 - e z i s ) m m 6 9 x 7 2 x 2 4 ( l " 8 7 . 3 x w " 6 0 . 1 x h " 5 6 . 1 t h g i e w ) s m a r g 5 8 ( . z o 3 s l a v o r p p a y c n e g a 7 8 9 1 m - 3 1 2 o n 2 . 2 2 c , 4 0 6 1 l u , 1 9 m - 4 1 o n 2 . 2 2 c , 8 0 5 l u models 8503 and 8504 dual channel plc interface modules are designed to interface 120 volt ac line or 24vdc signals to the plc 24 volt, 7ma discrete inputs. the inputs are isolated from the outputs by an optocoupler and the two channels are independent. power is supplied by the input signal and is a nominal 10ma per channel. the output transistor is fully floating allowing either source or sink connection to the plc. model 8503 model 8504 model 8503, 8504 sink connection model 8503, 8504 source connection the modules are housed in a plastic case with a built in u- foot for mounting on standard din rails. the case dimensions, excluding the u-foot are 1.65"h x 1.06"w x 3.78"l. connections are made to screw clamp terminals that accept wire sizes 22 to 16.
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