MPC-6000 / MPC-7000 / RND-2 INSTALLATION, OPERATION AND MAINTENANCE MANUAL
9
Serial Interface Circuit
The RND-2 control unit has a Serial Interface Circuit that will drive up to 16 remote LCD
annunciators.
Status Relays
Four relays with dry contacts are provided. Three relays are programmable and the Trouble
status relay is non-programmable. The relay contacts are Form C and are rated for 1A @
28VDC resistive.
Programming Port
An RJ-11 jack is provided for a non-isolated RS-232 connection for temporary connection to a
computer for panel programming.
Refer to the MPC-NET2 Owner’s Manual, P/N 315-049594, for more details on the networking
system.
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