6.8.1 Installation
SRLY and a plastic insulator mounts on a sheet metal carrier and is then mounted to a cabinet by screws. If an option board is
used, it plugs onto SRLYS2A and is held in place by the force of the connectors.
•
NC: normally closed contact of a form C relay
•
COM: common point of a form C relay contact
•
NO: normally open contact of a form C relay
•
SOL: return circuit path for a solenoid that is powered by the relay board
•
VSENSE: the input to a voltage sensor that looks between VSENSE and COM
•
RETURN: return power path for devices powered by the WROG option
162
GEH-6855_Vol_II
SRLY Terminal Board Layout
GEH-6855_Vol_II Mark VIeS Functional Safety Systems Volume II
Public Information